1.530ncp
ncp 时间:2021-01-11 阅读:()
SemiconductorComponentsIndustries,LLC,2014May,2014Rev.
261PublicationOrderNumber:NCP302/DNCP302,NCP303VoltageDetectorSerieswithProgrammableDelayTheNCP302andNCP303seriesaresecondgenerationultralowcurrentvoltagedetectorsthatcontainaprogrammabletimedelaygenerator.
Thesedevicesarespecificallydesignedforuseasresetcontrollersinportablemicroprocessorbasedsystemswhereextendedbatterylifeisparamount.
Eachseriesfeaturesahighlyaccurateundervoltagedetectorwithhysteresisandanexternallyprogrammabletimedelaygenerator.
Thiscombinationoffeaturespreventserraticsystemresetoperation.
TheNCP302seriesconsistsofcomplementaryoutputdevicesthatareavailablewitheitheranactivehighoractivelowreset.
TheNCP303serieshasanopendrainNChanneloutputwithanactivelowresetoutput.
FeaturesQuiescentCurrentof0.
5mATypicalHighAccuracyUndervoltageThresholdof2.
0%ExternallyProgrammableTimeDelayGeneratorWideOperatingVoltageRangeof0.
8Vto10VComplementaryorOpenDrainOutputActiveLoworActiveHighResetSpecifiedOverthe40°Cto+125°CTemperatureRange(ExceptforVoltageOptionsfrom0.
9to1.
1V)NCVPrefixforAutomotiveandOtherApplicationsRequiringUniqueSiteandControlChangeRequirements;AECQ100QualifiedandPPAPCapableTheseDevicesarePbFreeandareRoHSCompliantTypicalApplicationsMicroprocessorResetControllerLowBatteryDetectionPowerFailIndicatorBatteryBackupDetectionFigure1.
RepresentativeBlockDiagramsThisdevicecontains28activetransistors.
NCP303LSNxxT1OpenDrainOutputConfigurationNCP302xSNxxT1ComplementaryOutputConfiguration*Inverterforactivelowdevices.
*Bufferforactivehighdevices.
Vref2Input1ResetOutput3GND5CDRD*Vref2Input3GND5CDRD1ResetOutputSeedetailedorderingandshippinginformationintheorderinginformationsectiononpage22ofthisdatasheet.
ORDERINGINFORMATIONTSOP5/SOT235CASE483PINCONNECTIONS13N.
C.
ResetOutput2InputGround4CD5(TopView)http://onsemi.
com15xxxAYWGGMARKINGDIAGRAMxxx=SpecificDeviceCodeA=AssemblyLocationY=YearW=WorkWeekG=PbFreePackage15(Note:Microdotmaybeineitherlocation)NCP302,NCP303http://onsemi.
com2MAXIMUMRATINGSRatingSymbolValueUnitInputPowerSupplyVoltage(Pin2)Vin12VDelayCapacitorPinVoltage(Pin5)VCD0.
3toVin+0.
3VOutputVoltage(Pin1)Complementary,NCP302NChannelOpenDrain,NCP303VOUT0.
3toVin+0.
30.
3to12VOutputCurrent(Pin1)(Note2)IOUT70mAThermalResistanceJunctiontoAirRqJA250°C/WMaximumJunctionTemperatureTJ+150°COperatingAmbientTemperatureRangeAllVoltageOptions:0.
9Vto1.
1VAllVoltageOptions:1.
2Vto4.
9VTATA40to+8540to+125°C°CStorageTemperatureRangeTstg55to+150°CMoistureSensitivityLevelMSL1LatchupPerformance(Note3)PositiveNegativeILATCHUP200200mAStressesexceedingthoselistedintheMaximumRatingstablemaydamagethedevice.
Ifanyoftheselimitsareexceeded,devicefunctionalityshouldnotbeassumed,damagemayoccurandreliabilitymaybeaffected.
1.
ThisdeviceseriescontainsESDprotectionandexceedsthefollowingtests:HumanBodyModel2000VperMILSTD883,Method3015.
MachineModelMethod200V.
2.
Themaximumpackagepowerdissipationlimitmustnotbeexceeded.
PD+TJ(max)*TARqJA3.
MaximumratingsperJEDECstandardJESD78.
NCP302,NCP303http://onsemi.
com3ELECTRICALCHARACTERISTICS(ForallvaluesTA=40°Cto+125°C,unlessotherwisenoted.
)CharacteristicSymbolMinTypMaxUnitNCP302/30.
9(TA=255Cforvoltageoptionsfrom0.
9to1.
1V)DetectorThreshold(Pin2,VinDecreasing)VDET0.
8820.
9000.
918VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
0270.
0450.
063VSupplyCurrent(Pin2)(Vin=0.
8V)(Vin=2.
9V)Iin0.
200.
450.
61.
2mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=40°Cto85°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=0.
85V)0.
010.
050.
050.
50PchSourceCurrent,NCP302(VOUT=2.
4V,Vin=4.
5V)1.
06.
0ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=1.
5V)1.
052.
5PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=0.
8V)0.
0110.
0140.
040.
08CDDelayPinThresholdVoltage(Pin5)(Vin=0.
99V)VTCD0.
500.
670.
84VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=0.
85V,VCD=0.
5V)ICD2.
010120300mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/31.
8DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET1.
7641.
7461.
8001.
8361.
854VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
0540.
0900.
126VSupplyCurrent(Pin2)(Vin=1.
7V)(Vin=3.
8V)Iin0.
230.
480.
71.
3mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
052.
0PchSourceCurrent,NCP302(VOUT=2.
4V,Vin=4.
5V)1.
06.
0ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=1.
98V)VTCD0.
991.
341.
68VNCP302,NCP303http://onsemi.
com4ELECTRICALCHARACTERISTICS(continued)(ForallvaluesTA=40°Cto+125°C,unlessotherwisenoted.
)CharacteristicUnitMaxTypMinSymbolNCP302/31.
8DelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02001201600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/32.
0DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET1.
961.
942.
002.
042.
06VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
060.
100.
14VSupplyCurrent(Pin2)(Vin=1.
9V)(Vin=4.
0V)Iin0.
230.
480.
81.
3mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
143.
5PchSourceCurrent,NCP302(VOUT=2.
4V,Vin=4.
5V)1.
09.
7ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=2.
2V)VTCD1.
101.
491.
87VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02002503600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/32.
7DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET2.
6462.
6192.
7002.
7542.
781VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
0810.
1350.
189VSupplyCurrent(Pin2)(Vin=2.
6V)(Vin=4.
7V)Iin0.
250.
500.
81.
3mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
143.
5PchSourceCurrent,NCP302(VOUT=2.
4V,Vin=4.
5V)1.
09.
7ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311NCP302,NCP303http://onsemi.
com5ELECTRICALCHARACTERISTICS(continued)(ForallvaluesTA=40°Cto+125°C,unlessotherwisenoted.
)CharacteristicUnitMaxTypMinSymbolNCP302/32.
7PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=2.
97V)VTCD1.
492.
012.
53VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02002503600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/33.
0DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET2.
942.
913.
003.
063.
09VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
090.
150.
21VSupplyCurrent(Pin2)(Vin=2.
87V)(Vin=5.
0V)Iin0.
250.
500.
91.
3mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
143.
5PchSourceCurrent,NCP302(VOUT=2.
4V,Vin=4.
5V)1.
09.
7ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=3.
3V)VTCD1.
652.
232.
81VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02002503600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/34.
5DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET4.
4104.
3654.
5004.
5904.
635VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
1350.
2250.
315VSupplyCurrent(Pin2)(Vin=4.
34V)(Vin=6.
5V)Iin0.
330.
521.
01.
4mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
052.
0NCP302,NCP303http://onsemi.
com6ELECTRICALCHARACTERISTICS(continued)(ForallvaluesTA=40°Cto+125°C,unlessotherwisenoted.
)CharacteristicUnitMaxTypMinSymbolNCP302/34.
5PchSourceCurrent,NCP302(VOUT=5.
9V,Vin=8.
0V)1.
510.
5ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=4.
95V)VTCD2.
253.
043.
83VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02001201600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/34.
7DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET4.
6064.
5594.
7004.
7944.
841VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
1410.
2350.
329VSupplyCurrent(Pin2)(Vin=4.
54V)(Vin=6.
7V)Iin0.
340.
531.
01.
4mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
052.
0PchSourceCurrent,NCP302(VOUT=5.
9V,Vin=8.
0V)1.
510.
5ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=5.
17V)VTCD2.
593.
494.
40VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02001201600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWProductparametricperformanceisindicatedintheElectricalCharacteristicsforthelistedtestconditions,unlessotherwisenoted.
ProductperformancemaynotbeindicatedbytheElectricalCharacteristicsifoperatedunderdifferentconditions.
NCP302,NCP303http://onsemi.
com70.
7VGND5.
0V2.
5VGNDVDET++2.
0VNCP303LNCP302LtD2InputVoltage,Pin20.
7VGNDGNDVDET++2.
0VtD2VDET++2.
0VVDET++2.
0V2ResetOutputVoltage,Pin1NCP302andNCP303seriesaremeasuredwitha10pFcapacitiveload.
NCP303hasanadditional470kpullupresistorconnectedfromtheresetoutputto+5.
0V.
Theresetoutputvoltagewaveformsareshownfortheactivelow'L'devices.
OutputtimedelaytD1andtD2aredependentuponthedelaycapacitance.
RefertoFigures30,31,and32.
Theupperdetectorthreshold,VDET+isthesumofthelowerdetectorthreshold,VDETplustheinputhysteresis,VHYS.
Figure2.
MeasurementConditionsfortD1andtD2tD1tD1NCP302,NCP303http://onsemi.
com8Table1.
ELECTRICALCHARACTERISTICTABLEFOR0.
94.
9VNCP302SeriesDetectorThresholdDetectorThresholdHysteresisSupplyCurrentNchSinkCurrentPchSourceCurrentVinLowVinHighVinLowVinHighVDET(V)(Note4)VHYS(V)Iin(mA)(Note5)Iin(mA)(Note6)IOUT(mA)(Note7)IOUT(mA)(Note8)IOUT(mA)(Note9)PartNumberMinTypMaxMinTypMaxTypTypTypTypTypNCP302LSN09T10.
8820.
90.
9180.
0270.
0450.
0630.
200.
450.
050.
52.
0NCP302LSN15T11.
4701.
51.
5300.
0450.
0750.
105NCP302LSN18T11.
7641.
81.
8360.
0540.
0900.
1260.
230.
48NCP302LSN20T11.
9602.
02.
0400.
0600.
1000.
140NCP302LSN27T12.
6462.
72.
7540.
0810.
1350.
1890.
250.
50NCP302LSN30T1,2.
9403.
03.
0600.
0900.
1500.
210NCV302LSN30T1,2.
9403.
03.
0600.
0900.
1500.
210NCP302LSN33T13.
2343.
33.
3660.
0990.
1650.
231NCP302LSN38T13.
7243.
83.
8760.
1140.
1900.
266NCP302LSN40T13.
9204.
04.
0800.
1200.
2000.
2803.
0NCP302LSN43T14.
2144.
34.
3860.
1290.
2150.
301NCP302LSN45T14.
4104.
54.
5900.
1350.
2250.
3150.
330.
52NCP302LSN47T14.
6064.
74.
7940.
1410.
2350.
3290.
340.
534.
Valuesshownapplyat+25°Conly.
Forvoltageoptionsgreaterthan1.
1V,VDETlimitsoveroperatingtemperaturerange(40°Cto+125°C)areVNOM±3%.
ForvoltageoptionsNCP302SeriesDetectorThresholdDetectorThresholdHysteresisSupplyCurrentNchSinkCurrentPchSourceCurrentVinLowVinHighVinLowVinHighVDET(V)(Note10)VHYS(V)Iin(mA)(Note11)Iin(mA)(Note12)IOUT(mA)(Note13)IOUT(mA)(Note14)IOUT(mA)(Note15)PartNumberMinTypMaxMinTypMaxTypTypTypTypTypNCP302HSN09T10.
8820.
90.
9180.
0270.
0450.
0630.
200.
452.
50.
040.
08NCP302HSN18T11.
7641.
81.
8360.
0540.
0900.
1260.
230.
48NCP302HSN27T12.
6462.
72.
7540.
0810.
1350.
1890.
250.
50NCP302HSN30T12.
9403.
03.
0600.
0900.
1500.
210NCP302HSN40T13.
9204.
04.
0800.
1200.
2000.
280NCP302HSN45T14.
4104.
54.
5900.
1350.
2250.
3150.
330.
5210.
Valuesshownapplyat+25°Conly.
Forvoltageoptionsgreaterthan1.
1V,VDETlimitsoveroperatingtemperaturerange(40°Cto+125°C)areVNOM±3%.
ForvoltageoptionsNCP302,NCP303http://onsemi.
com9Table3.
ELECTRICALCHARACTERISTICTABLEFOR0.
94.
9VNCP303SeriesDetectorThresholdDetectorThresholdHysteresisSupplyCurrentNchSinkCurrentVinLowVinHighVinLowVinHighVDET(V)(Note16)VHYS(V)Iin(mA)(Note17)Iin(mA)(Note18)IOUT(mA)(Note19)IOUT(mA)(Note20)PartNumberMinTypMaxMinTypMaxTypTypTypTypNCP303LSN09T10.
8820.
90.
9180.
0270.
0450.
0630.
200.
450.
050.
5NCP303LSN10T10.
9801.
01.
0200.
0300.
0500.
070NCP303LSN11T11.
0781.
11.
1220.
0330.
0550.
0771.
0NCP303LSN13T11.
2741.
31.
3260.
0390.
0650.
091NCP303LSN14T11.
3721.
41.
4280.
0420.
0700.
098NCP303LSN15T11.
4701.
51.
5300.
0450.
0750.
105NCP303LSN16T11.
5681.
61.
6320.
0480.
0800.
1122.
0NCP303LSN17T11.
6661.
71.
7340.
0510.
0850.
119NCP303LSN18T11.
7641.
81.
8360.
0540.
0900.
1260.
230.
48NCP303LSN20T11.
9602.
02.
0400.
0600.
1000.
140NCP303LSN22T12.
1562.
22.
2440.
0660.
1100.
154NCP303LSN23T12.
2542.
32.
3460.
0690.
1150.
161NCP303LSN24T12.
3522.
42.
4480.
0720.
1200.
168NCP303LSN25T12.
4502.
52.
5500.
0750.
1250.
175NCP303LSN26T12.
5482.
62.
6520.
0780.
1300.
182NCP303LSN27T12.
6462.
72.
7540.
0810.
1350.
1890.
250.
50NCP303LSN28T12.
7442.
82.
8560.
0840.
1400.
196NCP303LSN29T12.
8422.
92.
9580.
0870.
1450.
203NCP303LSN30T12.
9403.
03.
0600.
0900.
1500.
210NCP303LSN31T13.
0383.
13.
1620.
0930.
1550.
217NCP303LSN32T13.
1363.
23.
2640.
0960.
1600.
224NCP303LSN33T13.
2343.
33.
3660.
0990.
1650.
231NCP303LSN34T13.
3323.
43.
4680.
1020.
1700.
238NCP303LSN36T13.
5283.
63.
6720.
1080.
1800.
252NCP303LSN38T13.
7243.
83.
8760.
1140.
1900.
266NCP303LSN40T13.
9204.
04.
0800.
1200.
2000.
280NCP303LSN42T14.
1164.
24.
2840.
1260.
2100.
294NCP303LSN44T14.
3124.
44.
4880.
1320.
2200.
308NCP303LSN45T14.
4104.
54.
5900.
1350.
2250.
3150.
330.
52NCP303LSN46T14.
5084.
64.
6920.
1380.
2300.
322NCP303LSN47T14.
6064.
74.
7940.
1410.
2350.
3290.
340.
53NCP303LSN49T14.
8024.
94.
9980.
1470.
2450.
34316.
Valuesshownapplyat+25°Conly.
Forvoltageoptionsgreaterthan1.
1V,VDETlimitsoveroperatingtemperaturerange(40°Cto+125°C)areVNOM±3%.
ForvoltageoptionsNCP302,NCP303http://onsemi.
com10Figure3.
NCP302/3Series0.
9VInputCurrentvs.
InputVoltageFigure4.
NCP302/3Series2.
7VInputCurrentvs.
InputVoltageFigure5.
NCP302/3Series4.
5VInputCurrentvs.
InputVoltageFigure6.
NCP302/3Series0.
9VDetectorThresholdVoltagevs.
TemperatureFigure7.
NCP302/3Series2.
7VDetectorThresholdVoltagevs.
TemperatureFigure8.
NCP302/3Series4.
5VDetectorThresholdVoltagevs.
TemperatureIin,INPUTCURRENT(mA)Vin,INPUTVOLTAGE(V)TA=25°C00.
10.
20.
30.
40.
50.
602.
04.
06.
08.
01250TA,AMBIENTTEMPERATURE(°C)1.
000.
950.
852502550751000.
900.
80VDET,DETECTORTHRESHOLDVOLTAGE(V)VDET+VDETVDET,DETECTORTHRESHOLDVOLTAGE(V)2.
902.
802.
702.
6050250255075125TA,AMBIENTTEMPERATURE(°C)2.
652.
752.
85VDET+VDETIin,INPUTCURRENT(mA)TA=25°C02.
06.
08.
0122.
01.
51.
00.
50Vin,INPUTVOLTAGE(V)4.
02.
510.
510100Iin,INPUTCURRENT(mA)TA=25°C02.
012102.
01.
51.
00.
50Vin,INPUTVOLTAGE(V)8.
02.
56.
017.
24.
0VDET,DETECTORTHRESHOLDVOLTAGE(V)504.
9TA,AMBIENTTEMPERATURE(°C)4.
84.
74.
64.
42502550751254.
54.
3VDET+VDET1000.
70.
80.
91.
010NCP302,NCP303http://onsemi.
com11Figure9.
NCP302L/3LSeries0.
9VResetOutputVoltagevs.
InputVoltageFigure10.
NCP302L/3LSeries2.
7VResetOutputVoltagevs.
InputVoltageFigure11.
NCP302L/3LSeries4.
5VResetOutputVoltagevs.
InputVoltageFigure12.
NCP302H/3LSeries0.
9VResetOutputSinkCurrentvs.
InputVoltageFigure13.
NCP302H/3LSeries2.
7VResetOutputSinkCurrentvs.
InputVoltageFigure14.
NCP302H/3LSeries4.
5VResetOutputSinkCurrentvs.
InputVoltageVin,INPUTVOLTAGE(V)00.
20.
40.
60.
81.
00.
80.
60.
40.
201.
0VOUT,OUTPUTVOLTAGE(V)IOUT,OUTPUTSINKCURRENT(mA)Vin,INPUTVOLTAGE(V)1.
20.
80.
400.
20.
61.
01.
600.
20.
40.
60.
81.
0TA=25°CTA=40°CTA=85°C1.
4VOUT=0.
5VIOUT,OUTPUTSINKCURRENT(mA)Vin,INPUTVOLTAGE(V)0106.
02.
00.
51.
01.
52.
02.
53.
04.
008.
0TA=25°CTA=40°CTA=125°CVOUT=0.
5V12VOUT,OUTPUTVOLTAGE(V)01.
01.
52.
02.
53.
52.
01.
51.
00.
503.
5Vin,INPUTVOLTAGE(V)0.
52.
5TA=40°C(303Lonly)TA=125°C(303Lonly)TA=25°C(303Lonly)3.
03.
0VOUT,OUTPUTVOLTAGE(V)01.
02.
03.
04.
05.
04.
03.
02.
01.
005.
06.
06.
0Vin,INPUTVOLTAGE(V)TA=40°C(303Lonly)TA=25°C(303Lonly)IOUT,OUTPUTSINKCURRENT(mA)Vin,INPUTVOLTAGE(V)01.
02.
03.
04.
05.
0205.
0010TA=25°CTA=40°CTA=125°CVOUT=0.
5V15TA=40°C(303Lonly)TA=25°C(303Lonly)NCP302,NCP303http://onsemi.
com12Figure15.
NCP302LSeries0.
9VResetOutputSourceCurrentvs.
InputVoltageFigure16.
NCP302LSeries2.
7VResetOutputSourceCurrentvs.
InputVoltageFigure17.
NCP302LSeries4.
5VResetOutputSourceCurrentvs.
InputVoltageFigure18.
NCP302H/3LSeries0.
9VResetOutputSinkCurrentvs.
OutputVoltageFigure19.
NCP302H/3LSeries2.
7VResetOutputSinkCurrentvs.
OutputVoltageFigure20.
NCP302H/3LSeries4.
5VResetOutputSinkCurrentvs.
OutputVoltage205.
0002.
04.
06.
08.
010Vin,INPUTVOLTAGE(V)1015VOUT=Vin2.
1VVin1.
5VVin1.
0VVin0.
5VTA=25°CIOUT,OUTPUTSOURCECURRENT(mA)IOUT,OUTPUTSINKCURRENT(mA)0VOUT,OUTPUTVOLTAGE(V)0.
20.
40.
60.
81.
01.
50.
501.
0Vin=0.
85VTA=25°CVin=0.
7VIOUT,OUTPUTSINKCURRENT(mA)15105.
0000.
51.
01.
52.
02.
5VOUT,OUTPUTVOLTAGE(V)Vin=2.
5VVin=2.
0VVin=1.
5VTA=25°CIOUT,OUTPUTSOURCECURRENT(mA)15002.
04.
06.
08.
010Vin,INPUTVOLTAGE(V)5.
01020VOUT=Vin2.
1VVin1.
5VVin1.
0VVin0.
5VTA=25°CIOUT,OUTPUTSOURCECURRENT(mA)15002.
04.
06.
08.
010Vin,INPUTVOLTAGE(V)5.
01020VOUT=Vin2.
1VTA=25°CVin1.
5VVin1.
0VVin0.
5V03525155.
01.
02.
03.
01004.
02030VOUT,OUTPUTVOLTAGE(V)TA=25°CVin=4.
0VVin=3.
5VVin=3.
0VVin=2.
5VVin=2.
0VVin=1.
5VIOUT,OUTPUTSINKCURRENT(mA)NCP302,NCP303http://onsemi.
com13Figure21.
NCP302/3Series0.
9VCDDelayPinSinkCurrentvs.
InputVoltageFigure22.
NCP302/3Series2.
7VCDDelayPinSinkCurrentvs.
InputVoltageFigure23.
NCP302/3Series4.
5VCDDelayPinSinkCurrentvs.
InputVoltageFigure24.
NCP302/3Series0.
9VCDDelayPinSinkCurrentvs.
VoltageFigure25.
NCP302/3Series2.
7VCDDelayPinSinkCurrentvs.
VoltageFigure26.
NCP302/3Series4.
5VCDDelayPinSinkCurrentvs.
VoltageTA=25°CVin,INPUTVOLTAGE(V)1.
20.
80.
400.
20.
61.
01.
400.
20.
40.
60.
81.
0TA=40°CTA=85°CICD,CDDELAYPINSINKCURRENT(mA)VCD=0.
5VICD,CDDELAYPINSINKCURRENT(mA)TA=25°CVin,INPUTVOLTAGE(V)0106.
02.
00.
51.
01.
52.
02.
53.
04.
008.
0TA=40°CTA=125°CVCD=0.
5VICD,CDDELAYPINSINKCURRENT(mA)TA=25°CVin,INPUTVOLTAGE(V)01.
02.
03.
04.
05.
0128.
004.
01620TA=40°CTA=125°CVCD=0.
5V0VCD,DELAYPINVOLTAGE(V)0.
20.
40.
60.
81.
01.
50.
501.
0TA=25°CICD,CDDELAYPINSINKCURRENT(mA)Vin=0.
85VVin=0.
7V16128.
04.
0000.
51.
01.
52.
02.
5VCD,DELAYPINVOLTAGE(V)TA=25°CVin=2.
5VVin=2.
0VVin=1.
5VICD,CDDELAYPINSINKCURRENT(mA)01.
02.
03.
01004.
0402030VCD,DELAYPINVOLTAGE(V)TA=25°CVin=4.
0VVin=3.
5VVin=3.
0VVin=2.
5VICD,CDDELAYPINSINKCURRENT(mA)14121.
6NCP302,NCP303http://onsemi.
com14Figure27.
NCP302/3Series0.
9VCDDelayPinThresholdVoltagevs.
TemperatureFigure28.
NCP302/3Series2.
7VCDDelayPinThresholdVoltagevs.
TemperatureFigure29.
NCP302/3Series4.
5VCDDelayPinThresholdVoltagevs.
TemperatureFigure30.
NCP302/3Series0.
9VOutputTimeDelayvs.
CapacitanceFigure31.
NCP302/3Series2.
7VOutputTimeDelayvs.
CapacitanceFigure32.
NCP302/3Series4.
5VOutputTimeDelayvs.
Capacitance500.
90.
80.
70.
60.
42502550751000.
50.
3TA,AMBIENTTEMPERATURE(°C)VTCD,CDPINTHRESHOLDVOLTAGE(V)Vin=0.
99V502.
22.
12.
01.
82502550751251.
91.
7TA,AMBIENTTEMPERATURE(°C)VTCD,CDPINTHRESHOLDVOLTAGE(V)Vin=2.
97V503.
63.
53.
43.
33.
72502550751253.
2TA,AMBIENTTEMPERATURE(°C)VTCD,CDPINTHRESHOLDVOLTAGE(V)Vin=4.
95V0.
000010.
0010.
010.
11.
0100001000100100.
11.
0CD,DELAYPINCAPACITANCE(mF)TA=25°CtD2(ms)tD1(ms),tD2,OUTPUTTIMEDELAYtD11000.
00011000.
000010.
0010.
010.
11.
0100001000100100.
11.
0CD,DELAYPINCAPACITANCE(mF)TA=25°CtD2(ms)tD1(ms),tD2,OUTPUTTIMEDELAYtD10.
00010.
000010.
0010.
010.
11.
0100001000100100.
11.
0CD,DELAYPINCAPACITANCE(mF)TA=25°CtD2(ms)tD1(ms),tD2,OUTPUTTIMEDELAYtD10.
0001NCP302,NCP303http://onsemi.
com15Figure33.
NCP302/3Series0.
9VResetOutputTimeDelayvs.
TemperatureFigure34.
NCP302/3Series2.
7VResetOutputTimeDelayvs.
TemperatureFigure35.
NCP302/3Series4.
5VResetOutputTimeDelayvs.
TemperatureFigure36.
NCP302/3SeriesDelayResistancevs.
Temperature50TA,AMBIENTTEMPERATURE(°C)250200160802502550751001200CD=0.
1mFtD2,OUTPUTTIMEDELAY(ms)1208040050250255075125TA,AMBIENTTEMPERATURE(°C)2060100160CD=0.
1mFtD2,OUTPUTTIMEDELAY(ms)50TA,AMBIENTTEMPERATURE(°C)250200150502502550751001000CD=0.
1mFtD2,OUTPUTTIMEDELAY(ms)1.
61.
20.
80.
4050250255075125TA,AMBIENTTEMPERATURE(°C)RD,DELAYRESISTANCE(MW)10014010040NCP302,NCP303http://onsemi.
com16OPERATINGDESCRIPTIONTheNCP302andNCP303seriesdevicesconsistofaprecisionvoltagedetectorthatdrivesatimedelaygenerator.
Figures37and38showatimingdiagramandatypicalapplication.
InitiallyconsiderthatinputvoltageVinisatanominallevelanditisgreaterthanthevoltagedetectorupperthreshold(VDET+).
ThevoltageatPin5andcapacitorCDwillbeatthesamelevelasVin,andtheresetoutput(Pin1)willbeinthehighstateforactivelowdevices,orinthelowstateforactivehighdevices.
IfthereisapowerinterruptionandVinbecomessignificantlydeficient,itwillfallbelowthelowerdetectorthreshold(VDET)andtheexternaltimedelaycapacitorCDwillbeimmediatelydischargedbyaninternalNChannelMOSFETthatconnectstoPin5.
ThissequenceofeventscausestheResetoutputtobeinthelowstateforactivelowdevices,orinthehighstateforactivehighdevices.
Aftercompletionofthepowerinterruption,VinwillagainreturntoitsnominallevelandbecomegreaterthantheVDET+.
ThevoltagedetectorwillturnofftheNChannelMOSFETandallowpullupresistorRDtochargeexternalcapacitorCD,thuscreatingaprogrammabledelayforreleasingtheresetsignal.
WhenthevoltageatPin5exceedstheinverter/bufferthreshold,typically0.
675Vin,theresetoutputwillrevertbacktoitsoriginalstate.
TheresetoutputtimedelayversuscapacitanceisshowninFigures30through32.
Thevoltagedetectorandinverter/bufferhavebuiltinhysteresistopreventerraticresetoperation.
Althoughthesedeviceseriesarespecificallydesignedforuseasresetcontrollersinportablemicroprocessorbasedsystems,theyofferacosteffectivesolutioninnumerousapplicationswhereprecisevoltagemonitoringandtimedelayarerequired.
Figures38through46showvariousapplicationexamples.
Figure37.
TimingWaveformstD2VinVDET+VDETInputVoltage,Pin2Capacitor,Pin5Vin0VResetOutput(ActiveLow),Pin1VinResetOutput(ActiveHigh),Pin1Vin0V0.
675VinVDETVDETNCP302,NCP303http://onsemi.
com17APPLICATIONCIRCUITINFORMATIONFigure38.
MicroprocessorResetCircuit2Input1ResetOutputGN-D5CDNCP302LSN27T1Figure39.
BatteryChargeIndicator2Input1ResetOutputGN-DGNDVDDResetVDD5CDCDNCP302Series33Microprocessor*RequiredforNCP303Vin2.
835ONToAdditionalCircuitry2Input1ResetOutputGN-D5CDNCP303LSN45T1Figure40.
MissingPulseDetectororFrequencyDetector3VsupplyToAdditionalCircuitryCD*ResetOutputCDInput[0.
675*VinMissingPulsetD2470k0.
001mF2.
85V2.
70V0V5.
0V1.
0V0VVinNCP302,NCP303http://onsemi.
com18Figure41.
MicroprocessorResetCircuitwithAdditionalHysteresis21NCP301LSN27T13VDDGN-DResetOutputInputRHRLNCP301LSN27T1GN-DNCP303LSN27T1GN-DGN-DResetVDDMicroprocessor5CDComparatorhysteresiscanbeincreasedwiththeadditionofresistorRH.
ThehysteresisequationshavebeensimplifiedanddonotaccountforthechangeofinputcurrentIinasVincrossesthecomparatorthreshold.
Theinternalresistance,RinissimplycalculatedusingIin=0.
26mAat2.
6V.
VinDecreasing:Vth+ǒRHRin)1ǒVDET*VinIncreasing:Vth+ǒRHRinRL)1ǒVDET*)VHYSVHYS=VinIncreasingVinDecreasingTestDataVthDecreasing(V)VthIncreasing(V)VHYS(V)RH(W)RL(kW)2.
702.
702.
702.
702.
702.
702.
702.
702.
702.
702.
842.
872.
882.
912.
902.
942.
982.
703.
043.
150.
1350.
170.
190.
210.
200.
240.
280.
270.
340.
350100100100220220220470470470106.
84.
3106.
84.
3106.
84.
3Figure42.
SimpleClockOscillatorNCP301LSN27T1GN-DResetOutputInput82kNCP301LSN27T1GN-DNCP302HSN27T1GN-DC5.
0V100kC(mF)fOSC(kHz)IQ(mA)0.
01259021.
770.
149021.
971.
05222.
07TestData5CD231NCP302,NCP303http://onsemi.
com19Figure43.
MicrocontrollerSystemsLoadSensingNCP301LSN27T150kNCP301LSN27T1NCP303LSN09T1VsupplyLoadRsenseInput23GND1ResetOutputMicrocontrollerGNDVDDIf:ILoadtVDET/RsenseILoadw(VDET+VHYS)/RsenseThen:ResetOutput=0VResetOutput=VDDThiscircuitmonitorsthecurrentattheload.
Ascurrentflowsthroughtheload,avoltagedropwithrespecttogroundappearsacrossRsensewhereVsense=Iload*Rsense.
Thefollowingconditionsapply:5CDFigure44.
LEDBarGraphVoltageMonitorNCP301LSN27T12NCP301LSN27T1NCP303LSN45T131VsupplyNCP301LSN27T12NCP301LSN27T1NCP303LSN27T131NCP301LSN27T12NCP301LSN27T1NCP303LSN18T131InputGNDResetOutputInputGNDResetOutputInputGNDResetOutputVin=1.
0Vto10VAsimplevoltagemonitorcanbeconstructedbyconnectingseveralvoltagedetectorsasshownabove.
EachLEDwillsequentiallyturnonwhentherespectivevoltagedetectorthreshold(VDET+VHYS)isexceeded.
Notethatdetectorthresholds(VDET)thatrangefrom0.
9Vto4.
9Vin100mVstepscanbemanufactured.
5CD5CD5CDNCP302,NCP303http://onsemi.
com20Figure45.
UndervoltageDetectionwithIndependentResetSignalControl2153ResetOutputENInputVDDCDCDGNDToMCUorLogicCircuitryLogic1INNCP302LSeriesVDDVDD0V0V0V01VDETVTCDtD2tD2NCP302InputPinLogic1EnablePinResetOutputCDPinNote:Logic1isintristatewhenEN=0,VTCD0.
675*VDDThiscircuitmonitorsVDDforundervoltage.
IftheVDDinputfallsbelowthedetectorthreshold(VDET),thenthecapacitorontheCDpinwillbeimmediatelydischargedresultingintheresetoutputchangingtoitsactivestateindicatingthatanundervoltageeventhasbeendetected.
Theadditionofalogicgate(Logic1)providesforresetoutputcontrolwhichisindependentofVDD.
Iftheoutputofthelogicgateistristatedtheundervoltagedetectorwillbehavenormally.
Ifthetristateisdeasserted,thelogicgatewillpulltheCDpinlowresultingintheResetOutputpinchangingtoanactivestate.
ThisindependentcontrolisusefulinpowersupplysequencingapplicationswhentheResetOutputistiedtotheenableinputofanLDOorDCDCconverter.
NCP302,NCP303http://onsemi.
com21Figure46.
MultiRailSupplyUndervoltageMonitorwithPowerGood*R1isOptionalCDPinPullup3.
3VPowerSupply2(I/OSubsystem)VINVIN0V0V0VVTCDCDPinNote:VTCD0.
675*VINtD22153ResetOutputInputCDGNDNCP302LSeries213ResetOutputInputGND213ResetOutputInputGNDNCP301LSN30T1NCP301LSN45T1CD5.
0VPowerSupply3(PeripheralSubsystem)PowerSupply1(SystemCore)R1RP*RequiredforNCP303ToMCUorLogicCircuitry0V0VtD2tD2tD2PowerSupply1PowerSupply2VPPowerSupply3NCP302LRESETOutputThiscircuitmonitorsmultiplepowersupplyrailsforundervoltageconditions.
Ifanyofthethreepowersuppliesareinanundervoltagecondition,theNCP302resetoutputwillbeimmediatelysettoanactivelowlevel.
AllthreepowersuppliesmustbeabovetheirminimumvoltagelevelsfortheNCP302resetoutputtogeneratea"PowerGood"level(ResetOutput=PowerSupply1orVP).
Optionally,R1maybeaddedtoprovideasmallereffectiveCDpinpullupresistance,(RD'),whereRD'=R1||RD,withRD(internalCDpinpullupresistance)approximatelyequalto1.
0MW,andR1>5kW.
IfR1NCP303toreplacetheNCP302.
ThisallowstheResetOutputtobepulleduptoVP,whichcanbethePowerSupply1oranindependentpowersupplyrail.
NCP302,NCP303http://onsemi.
com22ORDERINGINFORMATIONDeviceThresholdVoltageOutputTypeResetMarkingPackageShippingNCP302LSN09T1G0.
9CMOSActiveLowSBOTSOP5(PbFree)3000/Tape&Reel(7inchReel)NCP302LSN15T1G1.
5SBITSOP5(PbFree)NCP302LSN18T1G1.
8SBFTSOP5(PbFree)NCP302LSN20T1G2.
0SBDTSOP5(PbFree)NCV302LSN20T1G*AHHNCP302LSN27T1G2.
7SAWTSOP5(PbFree)NCP302LSN28T1G2.
8ALATSOP5(PbFree)NCP302LSN30T1G3.
0SATTSOP5(PbFree)NCV302LSN30T1G*ACJNCP302LSN33T1G3.
3SAQTSOP5(PbFree)NCP302LSN38T1G3.
8SAKTSOP5(PbFree)NCP302LSN40T1G4.
0SAITSOP5(PbFree)NCP302LSN43T1G4.
3SAFTSOP5(PbFree)NCP302LSN45T1G4.
5SALTSOP5(PbFree)NCP302LSN47T1G4.
7SACTSOP5(PbFree)NCP302HSN09T1G0.
9ActiveHighSDOTSOP5(PbFree)NCP302HSN18T1G1.
8SFHTSOP5(PbFree)NCP302HSN27T1G2.
7SDKTSOP5(PbFree)NCP302HSN30T1G3.
0SDITSOP5(PbFree)NCP302HSN40T1G4.
0SJHTSOP5(PbFree)NCP302HSN45T1G4.
5SDGTSOP5(PbFree)NOTE:Theorderinginformationlistsstandardundervoltagethresholdswithactivelowoutputs.
Additionalactivelowthresholddevices,rangingfrom0.
9Vto4.
9Vin100mVincrementsandNCP302activehighoutputdevices,rangingfrom0.
9Vto4.
9Vin100mVincrementscanbemanufactured.
ContactyourONSemiconductorrepresentativeforavailability.
TheelectricalcharacteristicsoftheseadditionaldevicesareshowninTables1and2.
Forinformationontapeandreelspecifications,includingpartorientationandtapesizes,pleaserefertoourTapeandReelPackagingSpecificationsBrochure,BRD8011/D.
*NCVPrefixforAutomotiveandOtherApplicationsRequiringUniqueSiteandControlChangeRequirements;AECQ100QualifiedandPPAPCapable.
NCVxxx:Tlow=40°C,Thigh=+125°C.
Guaranteedbydesign.
NCP302,NCP303http://onsemi.
com23ORDERINGINFORMATIONDeviceShippingPackageMarkingResetOutputTypeThresholdVoltageNCP303LSN09T1G0.
9OpenDrainActiveLowSDETSOP5(PbFree)3000/Tape&Reel(7inchReel)NCV303LSN09T1G*AMUNCP303LSN10T1G1.
0SDDTSOP5(PbFree)NCV303LSN10T1G*SSMNCP303LSN11T1G1.
1SDCTSOP5(PbFree)NCV303LSN11T1G*ADCNCV303LSN12T1G*1.
2SDBTSOP5(PbFree)NCP303LSN13T1G1.
3SDATSOP5(PbFree)NCV303LSN13T1G*SRSNCP303LSN14T1G1.
4SCZTSOP5(PbFree)NCV303LSN14T1G*SRTNCP303LSN15T1G1.
5SCYTSOP5(PbFree)NCV303LSN15T1G*SRUNCP303LSN16T1G1.
6SCXTSOP5(PbFree)NCV303LSN16T1G*SRVNCP303LSN17T1G1.
7SCWTSOP5NCP303LSN18T1G1.
8SCVTSOP5(PbFree)NCP303LSN20T1G2.
0SCTTSOP5(PbFree)NCV303LSN20T1G*SRWNOTE:Theorderinginformationlistsstandardundervoltagethresholdswithactivelowoutputs.
Additionalactivelowthresholddevices,rangingfrom0.
9Vto4.
9Vin100mVincrementsandNCP302activehighoutputdevices,rangingfrom0.
9Vto4.
9Vin100mVincrementscanbemanufactured.
ContactyourONSemiconductorrepresentativeforavailability.
TheelectricalcharacteristicsoftheseadditionaldevicesareshowninTables1and2.
Forinformationontapeandreelspecifications,includingpartorientationandtapesizes,pleaserefertoourTapeandReelPackagingSpecificationsBrochure,BRD8011/D.
*NCVPrefixforAutomotiveandOtherApplicationsRequiringUniqueSiteandControlChangeRequirements;AECQ100QualifiedandPPAPCapable.
NCVxxx:Tlow=40°C,Thigh=+125°C.
Guaranteedbydesign.
NCP302,NCP303http://onsemi.
com24ORDERINGINFORMATIONDeviceShippingPackageMarkingResetOutputTypeThresholdVoltageNCP303LSN22T1G2.
2OpenDrainActiveLowSCRTSOP5(PbFree)3000/Tape&Reel(7inchReel)NCV303LSN22T1G*ADDNCP303LSN23T1G2.
3SCQTSOP5(PbFree)NCV303LSN23T1G*SRXNCP303LSN24T1G2.
4SCPTSOP5(PbFree)NCV303LSN24T1G*SRYNCP303LSN25T1G2.
5SCOTSOP5(PbFree)NCV303LSN25T1G*AHANCP303LSN26T1G2.
6SCNTSOP5(PbFree)NCP303LSN27T1G2.
7SCMTSOP5(PbFree)NCV303LSN27T1G*CAPNCP303LSN28T1G2.
8SCLTSOP5(PbFree)NCV303LSN28T1G*TAANCP303LSN29T1G2.
9SCKTSOP5(PbFree)NCV303LSN29T1G*SSKTSOP5(PbFree)NCP303LSN30T1G3.
0SCJTSOP5(PbFree)NCV303LSN30T1G*SSATSOP5(PbFree)NCP303LSN31T1G3.
1SCITSOP5(PbFree)NCV303LSN31T1G*CARTSOP5(PbFree)NCP303LSN32T1G3.
2SCHTSOP5(PbFree)NOTE:Theorderinginformationlistsstandardundervoltagethresholdswithactivelowoutputs.
Additionalactivelowthresholddevices,rangingfrom0.
9Vto4.
9Vin100mVincrementsandNCP302activehighoutputdevices,rangingfrom0.
9Vto4.
9Vin100mVincrementscanbemanufactured.
ContactyourONSemiconductorrepresentativeforavailability.
TheelectricalcharacteristicsoftheseadditionaldevicesareshowninTables1and2.
Forinformationontapeandreelspecifications,includingpartorientationandtapesizes,pleaserefertoourTapeandReelPackagingSpecificationsBrochure,BRD8011/D.
*NCVPrefixforAutomotiveandOtherApplicationsRequiringUniqueSiteandControlChangeRequirements;AECQ100QualifiedandPPAPCapable.
NCVxxx:Tlow=40°C,Thigh=+125°C.
Guaranteedbydesign.
NCP302,NCP303http://onsemi.
com25ORDERINGINFORMATIONDeviceShippingPackageMarkingResetOutputTypeThresholdVoltageNCP303LSN33T1G3.
3OpenDrainActiveLowSCGTSOP5(PbFree)3000/Tape&Reel(7inchReel)NCP303LSN34T1G3.
4SCFTSOP5(PbFree)NCV303LSN34T1G*CATNCP303LSN36T1G3.
6SCDTSOP5(PbFree)NCV303LSN36T1G*SSCNCP303LSN38T1G3.
8SCATSOP5(PbFree)NCP303LSN40T1G4.
0SBYTSOP5(PbFree)NCV303LSN40T1G*SSDNCP303LSN42T1G4.
2SBWTSOP5(PbFree)NCV303LSN42T1G*SSENCV303LSN43T1G*4.
3SBVTSOP5(PbFree)NCP303LSN44T1G4.
4SBUTSOP5(PbFree)NCV303LSN44T1*SSFTSOP5NCV303LSN44T1G*TSOP5(PbFree)NCP303LSN45T1G4.
5SBTTSOP5(PbFree)NCV303LSN45T1G*SSGNCP303LSN46T1G4.
6SBSTSOP5(PbFree)NCV303LSN46T1*SSHTSOP5NCV303LSN46T1G*TSOP5(PbFree)NCP303LSN47T1G4.
7SBRTSOP5(PbFree)NCV303LSN47T1*SSJTSOP5NCV303LSN47T1G*TSOP5(PbFree)NCP303LSN49T1G4.
9SBPTSOP5(PbFree)NCV303LSN49T1*SSITSOP5NCV303LSN49T1G*TSOP5(PbFree)NOTE:Theorderinginformationlistsstandardundervoltagethresholdswithactivelowoutputs.
Additionalactivelowthresholddevices,rangingfrom0.
9Vto4.
9Vin100mVincrementsandNCP302activehighoutputdevices,rangingfrom0.
9Vto4.
9Vin100mVincrementscanbemanufactured.
ContactyourONSemiconductorrepresentativeforavailability.
TheelectricalcharacteristicsoftheseadditionaldevicesareshowninTables1and2.
Forinformationontapeandreelspecifications,includingpartorientationandtapesizes,pleaserefertoourTapeandReelPackagingSpecificationsBrochure,BRD8011/D.
*NCVPrefixforAutomotiveandOtherApplicationsRequiringUniqueSiteandControlChangeRequirements;AECQ100QualifiedandPPAPCapable.
NCVxxx:Tlow=40°C,Thigh=+125°C.
Guaranteedbydesign.
NCP302,NCP303http://onsemi.
com26PACKAGEDIMENSIONSTSOP5(SOT235/SC595)CASE48302ISSUEKNOTES:1.
DIMENSIONINGANDTOLERANCINGPERASMEY14.
5M,1994.
2.
CONTROLLINGDIMENSION:MILLIMETERS.
3.
MAXIMUMLEADTHICKNESSINCLUDESLEADFINISHTHICKNESS.
MINIMUMLEADTHICKNESSISTHEMINIMUMTHICKNESSOFBASEMATERIAL.
4.
DIMENSIONSAANDBDONOTINCLUDEMOLDFLASH,PROTRUSIONS,ORGATEBURRS.
MOLDFLASH,PROTRUSIONS,ORGATEBURRSSHALLNOTEXCEED0.
15PERSIDE.
DIMENSIONA.
5.
OPTIONALCONSTRUCTION:ANADDITIONALTRIMMEDLEADISALLOWEDINTHISLOCATION.
TRIMMEDLEADNOTTOEXTENDMORETHAN0.
2FROMBODY.
DIMMINMAXMILLIMETERSA3.
00BSCB1.
50BSCC0.
901.
10D0.
250.
50G0.
95BSCH0.
010.
10J0.
100.
26K0.
200.
60M010S2.
503.
0012354SAGBDHCJ__0.
70.
0281.
00.
039ǒmminchesSCALE10:10.
950.
0372.
40.
0941.
90.
074*ForadditionalinformationonourPbFreestrategyandsolderingdetails,pleasedownloadtheONSemiconductorSolderingandMountingTechniquesReferenceManual,SOLDERRM/D.
SOLDERINGFOOTPRINT*0.
205XCABT0.
102X2XT0.
20NOTE5CSEATINGPLANE0.
05KMDETAILZDETAILZTOPVIEWSIDEVIEWABENDVIEWONSemiconductorandareregisteredtrademarksofSemiconductorComponentsIndustries,LLC(SCILLC).
SCILLCownstherightstoanumberofpatents,trademarks,copyrights,tradesecrets,andotherintellectualproperty.
AlistingofSCILLC'sproduct/patentcoveragemaybeaccessedatwww.
onsemi.
com/site/pdf/PatentMarking.
pdf.
SCILLCreservestherighttomakechangeswithoutfurthernoticetoanyproductsherein.
SCILLCmakesnowarranty,representationorguaranteeregardingthesuitabilityofitsproductsforanyparticularpurpose,nordoesSCILLCassumeanyliabilityarisingoutoftheapplicationoruseofanyproductorcircuit,andspecificallydisclaimsanyandallliability,includingwithoutlimitationspecial,consequentialorincidentaldamages.
"Typical"parameterswhichmaybeprovidedinSCILLCdatasheetsand/orspecificationscananddovaryindifferentapplicationsandactualperformancemayvaryovertime.
Alloperatingparameters,including"Typicals"mustbevalidatedforeachcustomerapplicationbycustomer'stechnicalexperts.
SCILLCdoesnotconveyanylicenseunderitspatentrightsnortherightsofothers.
SCILLCproductsarenotdesigned,intended,orauthorizedforuseascomponentsinsystemsintendedforsurgicalimplantintothebody,orotherapplicationsintendedtosupportorsustainlife,orforanyotherapplicationinwhichthefailureoftheSCILLCproductcouldcreateasituationwherepersonalinjuryordeathmayoccur.
ShouldBuyerpurchaseoruseSCILLCproductsforanysuchunintendedorunauthorizedapplication,BuyershallindemnifyandholdSCILLCanditsofficers,employees,subsidiaries,affiliates,anddistributorsharmlessagainstallclaims,costs,damages,andexpenses,andreasonableattorneyfeesarisingoutof,directlyorindirectly,anyclaimofpersonalinjuryordeathassociatedwithsuchunintendedorunauthorizeduse,evenifsuchclaimallegesthatSCILLCwasnegligentregardingthedesignormanufactureofthepart.
SCILLCisanEqualOpportunity/AffirmativeActionEmployer.
Thisliteratureissubjecttoallapplicablecopyrightlawsandisnotforresaleinanymanner.
PUBLICATIONORDERINGINFORMATIONN.
AmericanTechnicalSupport:8002829855TollFreeUSA/CanadaEurope,MiddleEastandAfricaTechnicalSupport:Phone:421337902910JapanCustomerFocusCenterPhone:81358171050NCP302/DLITERATUREFULFILLMENT:LiteratureDistributionCenterforONSemiconductorP.
O.
Box5163,Denver,Colorado80217USAPhone:3036752175or8003443860TollFreeUSA/CanadaFax:3036752176or8003443867TollFreeUSA/CanadaEmail:orderlit@onsemi.
comONSemiconductorWebsite:www.
onsemi.
comOrderLiterature:http://www.
onsemi.
com/orderlitForadditionalinformation,pleasecontactyourlocalSalesRepresentative
261PublicationOrderNumber:NCP302/DNCP302,NCP303VoltageDetectorSerieswithProgrammableDelayTheNCP302andNCP303seriesaresecondgenerationultralowcurrentvoltagedetectorsthatcontainaprogrammabletimedelaygenerator.
Thesedevicesarespecificallydesignedforuseasresetcontrollersinportablemicroprocessorbasedsystemswhereextendedbatterylifeisparamount.
Eachseriesfeaturesahighlyaccurateundervoltagedetectorwithhysteresisandanexternallyprogrammabletimedelaygenerator.
Thiscombinationoffeaturespreventserraticsystemresetoperation.
TheNCP302seriesconsistsofcomplementaryoutputdevicesthatareavailablewitheitheranactivehighoractivelowreset.
TheNCP303serieshasanopendrainNChanneloutputwithanactivelowresetoutput.
FeaturesQuiescentCurrentof0.
5mATypicalHighAccuracyUndervoltageThresholdof2.
0%ExternallyProgrammableTimeDelayGeneratorWideOperatingVoltageRangeof0.
8Vto10VComplementaryorOpenDrainOutputActiveLoworActiveHighResetSpecifiedOverthe40°Cto+125°CTemperatureRange(ExceptforVoltageOptionsfrom0.
9to1.
1V)NCVPrefixforAutomotiveandOtherApplicationsRequiringUniqueSiteandControlChangeRequirements;AECQ100QualifiedandPPAPCapableTheseDevicesarePbFreeandareRoHSCompliantTypicalApplicationsMicroprocessorResetControllerLowBatteryDetectionPowerFailIndicatorBatteryBackupDetectionFigure1.
RepresentativeBlockDiagramsThisdevicecontains28activetransistors.
NCP303LSNxxT1OpenDrainOutputConfigurationNCP302xSNxxT1ComplementaryOutputConfiguration*Inverterforactivelowdevices.
*Bufferforactivehighdevices.
Vref2Input1ResetOutput3GND5CDRD*Vref2Input3GND5CDRD1ResetOutputSeedetailedorderingandshippinginformationintheorderinginformationsectiononpage22ofthisdatasheet.
ORDERINGINFORMATIONTSOP5/SOT235CASE483PINCONNECTIONS13N.
C.
ResetOutput2InputGround4CD5(TopView)http://onsemi.
com15xxxAYWGGMARKINGDIAGRAMxxx=SpecificDeviceCodeA=AssemblyLocationY=YearW=WorkWeekG=PbFreePackage15(Note:Microdotmaybeineitherlocation)NCP302,NCP303http://onsemi.
com2MAXIMUMRATINGSRatingSymbolValueUnitInputPowerSupplyVoltage(Pin2)Vin12VDelayCapacitorPinVoltage(Pin5)VCD0.
3toVin+0.
3VOutputVoltage(Pin1)Complementary,NCP302NChannelOpenDrain,NCP303VOUT0.
3toVin+0.
30.
3to12VOutputCurrent(Pin1)(Note2)IOUT70mAThermalResistanceJunctiontoAirRqJA250°C/WMaximumJunctionTemperatureTJ+150°COperatingAmbientTemperatureRangeAllVoltageOptions:0.
9Vto1.
1VAllVoltageOptions:1.
2Vto4.
9VTATA40to+8540to+125°C°CStorageTemperatureRangeTstg55to+150°CMoistureSensitivityLevelMSL1LatchupPerformance(Note3)PositiveNegativeILATCHUP200200mAStressesexceedingthoselistedintheMaximumRatingstablemaydamagethedevice.
Ifanyoftheselimitsareexceeded,devicefunctionalityshouldnotbeassumed,damagemayoccurandreliabilitymaybeaffected.
1.
ThisdeviceseriescontainsESDprotectionandexceedsthefollowingtests:HumanBodyModel2000VperMILSTD883,Method3015.
MachineModelMethod200V.
2.
Themaximumpackagepowerdissipationlimitmustnotbeexceeded.
PD+TJ(max)*TARqJA3.
MaximumratingsperJEDECstandardJESD78.
NCP302,NCP303http://onsemi.
com3ELECTRICALCHARACTERISTICS(ForallvaluesTA=40°Cto+125°C,unlessotherwisenoted.
)CharacteristicSymbolMinTypMaxUnitNCP302/30.
9(TA=255Cforvoltageoptionsfrom0.
9to1.
1V)DetectorThreshold(Pin2,VinDecreasing)VDET0.
8820.
9000.
918VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
0270.
0450.
063VSupplyCurrent(Pin2)(Vin=0.
8V)(Vin=2.
9V)Iin0.
200.
450.
61.
2mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=40°Cto85°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=0.
85V)0.
010.
050.
050.
50PchSourceCurrent,NCP302(VOUT=2.
4V,Vin=4.
5V)1.
06.
0ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=1.
5V)1.
052.
5PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=0.
8V)0.
0110.
0140.
040.
08CDDelayPinThresholdVoltage(Pin5)(Vin=0.
99V)VTCD0.
500.
670.
84VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=0.
85V,VCD=0.
5V)ICD2.
010120300mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/31.
8DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET1.
7641.
7461.
8001.
8361.
854VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
0540.
0900.
126VSupplyCurrent(Pin2)(Vin=1.
7V)(Vin=3.
8V)Iin0.
230.
480.
71.
3mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
052.
0PchSourceCurrent,NCP302(VOUT=2.
4V,Vin=4.
5V)1.
06.
0ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=1.
98V)VTCD0.
991.
341.
68VNCP302,NCP303http://onsemi.
com4ELECTRICALCHARACTERISTICS(continued)(ForallvaluesTA=40°Cto+125°C,unlessotherwisenoted.
)CharacteristicUnitMaxTypMinSymbolNCP302/31.
8DelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02001201600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/32.
0DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET1.
961.
942.
002.
042.
06VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
060.
100.
14VSupplyCurrent(Pin2)(Vin=1.
9V)(Vin=4.
0V)Iin0.
230.
480.
81.
3mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
143.
5PchSourceCurrent,NCP302(VOUT=2.
4V,Vin=4.
5V)1.
09.
7ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=2.
2V)VTCD1.
101.
491.
87VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02002503600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/32.
7DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET2.
6462.
6192.
7002.
7542.
781VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
0810.
1350.
189VSupplyCurrent(Pin2)(Vin=2.
6V)(Vin=4.
7V)Iin0.
250.
500.
81.
3mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
143.
5PchSourceCurrent,NCP302(VOUT=2.
4V,Vin=4.
5V)1.
09.
7ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311NCP302,NCP303http://onsemi.
com5ELECTRICALCHARACTERISTICS(continued)(ForallvaluesTA=40°Cto+125°C,unlessotherwisenoted.
)CharacteristicUnitMaxTypMinSymbolNCP302/32.
7PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=2.
97V)VTCD1.
492.
012.
53VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02002503600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/33.
0DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET2.
942.
913.
003.
063.
09VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
090.
150.
21VSupplyCurrent(Pin2)(Vin=2.
87V)(Vin=5.
0V)Iin0.
250.
500.
91.
3mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
143.
5PchSourceCurrent,NCP302(VOUT=2.
4V,Vin=4.
5V)1.
09.
7ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=3.
3V)VTCD1.
652.
232.
81VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02002503600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/34.
5DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET4.
4104.
3654.
5004.
5904.
635VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
1350.
2250.
315VSupplyCurrent(Pin2)(Vin=4.
34V)(Vin=6.
5V)Iin0.
330.
521.
01.
4mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
052.
0NCP302,NCP303http://onsemi.
com6ELECTRICALCHARACTERISTICS(continued)(ForallvaluesTA=40°Cto+125°C,unlessotherwisenoted.
)CharacteristicUnitMaxTypMinSymbolNCP302/34.
5PchSourceCurrent,NCP302(VOUT=5.
9V,Vin=8.
0V)1.
510.
5ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=4.
95V)VTCD2.
253.
043.
83VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02001201600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWNCP302/34.
7DetectorThreshold(Pin2,VinDecreasing)(TA=25°C)(TA=40°Cto125°C)VDET4.
6064.
5594.
7004.
7944.
841VDetectorThresholdHysteresis(Pin2,VinIncreasing)VHYS0.
1410.
2350.
329VSupplyCurrent(Pin2)(Vin=4.
54V)(Vin=6.
7V)Iin0.
340.
531.
01.
4mAMaximumOperatingVoltage(Pin2)Vin(max)10VMinimumOperatingVoltage(Pin2)(TA=25°C)(TA=40°Cto125°C)Vin(min)0.
550.
650.
700.
80VResetOutputCurrent(Pin1,ActiveLow'L'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
05V,Vin=0.
70V)(VOUT=0.
50V,Vin=1.
5V)0.
011.
00.
052.
0PchSourceCurrent,NCP302(VOUT=5.
9V,Vin=8.
0V)1.
510.
5ResetOutputCurrent(Pin1,ActiveHigh'H'SuffixDevices)IOUTmANchSinkCurrent,NCP302,NCP303(VOUT=0.
5V,Vin=5.
0V)6.
311PchSourceCurrent,NCP302(VOUT=0.
4V,Vin=0.
7V)(VOUT=GND,Vin=1.
5V)0.
0110.
5250.
040.
6CDDelayPinThresholdVoltage(Pin5)(Vin=5.
17V)VTCD2.
593.
494.
40VDelayCapacitorPinSinkCurrent(Pin5)(Vin=0.
7V,VCD=0.
1V)(Vin=1.
5V,VCD=0.
5V)ICD2.
02001201600mADelayPullupResistance(Pin5)RD0.
51.
02.
0MWProductparametricperformanceisindicatedintheElectricalCharacteristicsforthelistedtestconditions,unlessotherwisenoted.
ProductperformancemaynotbeindicatedbytheElectricalCharacteristicsifoperatedunderdifferentconditions.
NCP302,NCP303http://onsemi.
com70.
7VGND5.
0V2.
5VGNDVDET++2.
0VNCP303LNCP302LtD2InputVoltage,Pin20.
7VGNDGNDVDET++2.
0VtD2VDET++2.
0VVDET++2.
0V2ResetOutputVoltage,Pin1NCP302andNCP303seriesaremeasuredwitha10pFcapacitiveload.
NCP303hasanadditional470kpullupresistorconnectedfromtheresetoutputto+5.
0V.
Theresetoutputvoltagewaveformsareshownfortheactivelow'L'devices.
OutputtimedelaytD1andtD2aredependentuponthedelaycapacitance.
RefertoFigures30,31,and32.
Theupperdetectorthreshold,VDET+isthesumofthelowerdetectorthreshold,VDETplustheinputhysteresis,VHYS.
Figure2.
MeasurementConditionsfortD1andtD2tD1tD1NCP302,NCP303http://onsemi.
com8Table1.
ELECTRICALCHARACTERISTICTABLEFOR0.
94.
9VNCP302SeriesDetectorThresholdDetectorThresholdHysteresisSupplyCurrentNchSinkCurrentPchSourceCurrentVinLowVinHighVinLowVinHighVDET(V)(Note4)VHYS(V)Iin(mA)(Note5)Iin(mA)(Note6)IOUT(mA)(Note7)IOUT(mA)(Note8)IOUT(mA)(Note9)PartNumberMinTypMaxMinTypMaxTypTypTypTypTypNCP302LSN09T10.
8820.
90.
9180.
0270.
0450.
0630.
200.
450.
050.
52.
0NCP302LSN15T11.
4701.
51.
5300.
0450.
0750.
105NCP302LSN18T11.
7641.
81.
8360.
0540.
0900.
1260.
230.
48NCP302LSN20T11.
9602.
02.
0400.
0600.
1000.
140NCP302LSN27T12.
6462.
72.
7540.
0810.
1350.
1890.
250.
50NCP302LSN30T1,2.
9403.
03.
0600.
0900.
1500.
210NCV302LSN30T1,2.
9403.
03.
0600.
0900.
1500.
210NCP302LSN33T13.
2343.
33.
3660.
0990.
1650.
231NCP302LSN38T13.
7243.
83.
8760.
1140.
1900.
266NCP302LSN40T13.
9204.
04.
0800.
1200.
2000.
2803.
0NCP302LSN43T14.
2144.
34.
3860.
1290.
2150.
301NCP302LSN45T14.
4104.
54.
5900.
1350.
2250.
3150.
330.
52NCP302LSN47T14.
6064.
74.
7940.
1410.
2350.
3290.
340.
534.
Valuesshownapplyat+25°Conly.
Forvoltageoptionsgreaterthan1.
1V,VDETlimitsoveroperatingtemperaturerange(40°Cto+125°C)areVNOM±3%.
ForvoltageoptionsNCP302SeriesDetectorThresholdDetectorThresholdHysteresisSupplyCurrentNchSinkCurrentPchSourceCurrentVinLowVinHighVinLowVinHighVDET(V)(Note10)VHYS(V)Iin(mA)(Note11)Iin(mA)(Note12)IOUT(mA)(Note13)IOUT(mA)(Note14)IOUT(mA)(Note15)PartNumberMinTypMaxMinTypMaxTypTypTypTypTypNCP302HSN09T10.
8820.
90.
9180.
0270.
0450.
0630.
200.
452.
50.
040.
08NCP302HSN18T11.
7641.
81.
8360.
0540.
0900.
1260.
230.
48NCP302HSN27T12.
6462.
72.
7540.
0810.
1350.
1890.
250.
50NCP302HSN30T12.
9403.
03.
0600.
0900.
1500.
210NCP302HSN40T13.
9204.
04.
0800.
1200.
2000.
280NCP302HSN45T14.
4104.
54.
5900.
1350.
2250.
3150.
330.
5210.
Valuesshownapplyat+25°Conly.
Forvoltageoptionsgreaterthan1.
1V,VDETlimitsoveroperatingtemperaturerange(40°Cto+125°C)areVNOM±3%.
ForvoltageoptionsNCP302,NCP303http://onsemi.
com9Table3.
ELECTRICALCHARACTERISTICTABLEFOR0.
94.
9VNCP303SeriesDetectorThresholdDetectorThresholdHysteresisSupplyCurrentNchSinkCurrentVinLowVinHighVinLowVinHighVDET(V)(Note16)VHYS(V)Iin(mA)(Note17)Iin(mA)(Note18)IOUT(mA)(Note19)IOUT(mA)(Note20)PartNumberMinTypMaxMinTypMaxTypTypTypTypNCP303LSN09T10.
8820.
90.
9180.
0270.
0450.
0630.
200.
450.
050.
5NCP303LSN10T10.
9801.
01.
0200.
0300.
0500.
070NCP303LSN11T11.
0781.
11.
1220.
0330.
0550.
0771.
0NCP303LSN13T11.
2741.
31.
3260.
0390.
0650.
091NCP303LSN14T11.
3721.
41.
4280.
0420.
0700.
098NCP303LSN15T11.
4701.
51.
5300.
0450.
0750.
105NCP303LSN16T11.
5681.
61.
6320.
0480.
0800.
1122.
0NCP303LSN17T11.
6661.
71.
7340.
0510.
0850.
119NCP303LSN18T11.
7641.
81.
8360.
0540.
0900.
1260.
230.
48NCP303LSN20T11.
9602.
02.
0400.
0600.
1000.
140NCP303LSN22T12.
1562.
22.
2440.
0660.
1100.
154NCP303LSN23T12.
2542.
32.
3460.
0690.
1150.
161NCP303LSN24T12.
3522.
42.
4480.
0720.
1200.
168NCP303LSN25T12.
4502.
52.
5500.
0750.
1250.
175NCP303LSN26T12.
5482.
62.
6520.
0780.
1300.
182NCP303LSN27T12.
6462.
72.
7540.
0810.
1350.
1890.
250.
50NCP303LSN28T12.
7442.
82.
8560.
0840.
1400.
196NCP303LSN29T12.
8422.
92.
9580.
0870.
1450.
203NCP303LSN30T12.
9403.
03.
0600.
0900.
1500.
210NCP303LSN31T13.
0383.
13.
1620.
0930.
1550.
217NCP303LSN32T13.
1363.
23.
2640.
0960.
1600.
224NCP303LSN33T13.
2343.
33.
3660.
0990.
1650.
231NCP303LSN34T13.
3323.
43.
4680.
1020.
1700.
238NCP303LSN36T13.
5283.
63.
6720.
1080.
1800.
252NCP303LSN38T13.
7243.
83.
8760.
1140.
1900.
266NCP303LSN40T13.
9204.
04.
0800.
1200.
2000.
280NCP303LSN42T14.
1164.
24.
2840.
1260.
2100.
294NCP303LSN44T14.
3124.
44.
4880.
1320.
2200.
308NCP303LSN45T14.
4104.
54.
5900.
1350.
2250.
3150.
330.
52NCP303LSN46T14.
5084.
64.
6920.
1380.
2300.
322NCP303LSN47T14.
6064.
74.
7940.
1410.
2350.
3290.
340.
53NCP303LSN49T14.
8024.
94.
9980.
1470.
2450.
34316.
Valuesshownapplyat+25°Conly.
Forvoltageoptionsgreaterthan1.
1V,VDETlimitsoveroperatingtemperaturerange(40°Cto+125°C)areVNOM±3%.
ForvoltageoptionsNCP302,NCP303http://onsemi.
com10Figure3.
NCP302/3Series0.
9VInputCurrentvs.
InputVoltageFigure4.
NCP302/3Series2.
7VInputCurrentvs.
InputVoltageFigure5.
NCP302/3Series4.
5VInputCurrentvs.
InputVoltageFigure6.
NCP302/3Series0.
9VDetectorThresholdVoltagevs.
TemperatureFigure7.
NCP302/3Series2.
7VDetectorThresholdVoltagevs.
TemperatureFigure8.
NCP302/3Series4.
5VDetectorThresholdVoltagevs.
TemperatureIin,INPUTCURRENT(mA)Vin,INPUTVOLTAGE(V)TA=25°C00.
10.
20.
30.
40.
50.
602.
04.
06.
08.
01250TA,AMBIENTTEMPERATURE(°C)1.
000.
950.
852502550751000.
900.
80VDET,DETECTORTHRESHOLDVOLTAGE(V)VDET+VDETVDET,DETECTORTHRESHOLDVOLTAGE(V)2.
902.
802.
702.
6050250255075125TA,AMBIENTTEMPERATURE(°C)2.
652.
752.
85VDET+VDETIin,INPUTCURRENT(mA)TA=25°C02.
06.
08.
0122.
01.
51.
00.
50Vin,INPUTVOLTAGE(V)4.
02.
510.
510100Iin,INPUTCURRENT(mA)TA=25°C02.
012102.
01.
51.
00.
50Vin,INPUTVOLTAGE(V)8.
02.
56.
017.
24.
0VDET,DETECTORTHRESHOLDVOLTAGE(V)504.
9TA,AMBIENTTEMPERATURE(°C)4.
84.
74.
64.
42502550751254.
54.
3VDET+VDET1000.
70.
80.
91.
010NCP302,NCP303http://onsemi.
com11Figure9.
NCP302L/3LSeries0.
9VResetOutputVoltagevs.
InputVoltageFigure10.
NCP302L/3LSeries2.
7VResetOutputVoltagevs.
InputVoltageFigure11.
NCP302L/3LSeries4.
5VResetOutputVoltagevs.
InputVoltageFigure12.
NCP302H/3LSeries0.
9VResetOutputSinkCurrentvs.
InputVoltageFigure13.
NCP302H/3LSeries2.
7VResetOutputSinkCurrentvs.
InputVoltageFigure14.
NCP302H/3LSeries4.
5VResetOutputSinkCurrentvs.
InputVoltageVin,INPUTVOLTAGE(V)00.
20.
40.
60.
81.
00.
80.
60.
40.
201.
0VOUT,OUTPUTVOLTAGE(V)IOUT,OUTPUTSINKCURRENT(mA)Vin,INPUTVOLTAGE(V)1.
20.
80.
400.
20.
61.
01.
600.
20.
40.
60.
81.
0TA=25°CTA=40°CTA=85°C1.
4VOUT=0.
5VIOUT,OUTPUTSINKCURRENT(mA)Vin,INPUTVOLTAGE(V)0106.
02.
00.
51.
01.
52.
02.
53.
04.
008.
0TA=25°CTA=40°CTA=125°CVOUT=0.
5V12VOUT,OUTPUTVOLTAGE(V)01.
01.
52.
02.
53.
52.
01.
51.
00.
503.
5Vin,INPUTVOLTAGE(V)0.
52.
5TA=40°C(303Lonly)TA=125°C(303Lonly)TA=25°C(303Lonly)3.
03.
0VOUT,OUTPUTVOLTAGE(V)01.
02.
03.
04.
05.
04.
03.
02.
01.
005.
06.
06.
0Vin,INPUTVOLTAGE(V)TA=40°C(303Lonly)TA=25°C(303Lonly)IOUT,OUTPUTSINKCURRENT(mA)Vin,INPUTVOLTAGE(V)01.
02.
03.
04.
05.
0205.
0010TA=25°CTA=40°CTA=125°CVOUT=0.
5V15TA=40°C(303Lonly)TA=25°C(303Lonly)NCP302,NCP303http://onsemi.
com12Figure15.
NCP302LSeries0.
9VResetOutputSourceCurrentvs.
InputVoltageFigure16.
NCP302LSeries2.
7VResetOutputSourceCurrentvs.
InputVoltageFigure17.
NCP302LSeries4.
5VResetOutputSourceCurrentvs.
InputVoltageFigure18.
NCP302H/3LSeries0.
9VResetOutputSinkCurrentvs.
OutputVoltageFigure19.
NCP302H/3LSeries2.
7VResetOutputSinkCurrentvs.
OutputVoltageFigure20.
NCP302H/3LSeries4.
5VResetOutputSinkCurrentvs.
OutputVoltage205.
0002.
04.
06.
08.
010Vin,INPUTVOLTAGE(V)1015VOUT=Vin2.
1VVin1.
5VVin1.
0VVin0.
5VTA=25°CIOUT,OUTPUTSOURCECURRENT(mA)IOUT,OUTPUTSINKCURRENT(mA)0VOUT,OUTPUTVOLTAGE(V)0.
20.
40.
60.
81.
01.
50.
501.
0Vin=0.
85VTA=25°CVin=0.
7VIOUT,OUTPUTSINKCURRENT(mA)15105.
0000.
51.
01.
52.
02.
5VOUT,OUTPUTVOLTAGE(V)Vin=2.
5VVin=2.
0VVin=1.
5VTA=25°CIOUT,OUTPUTSOURCECURRENT(mA)15002.
04.
06.
08.
010Vin,INPUTVOLTAGE(V)5.
01020VOUT=Vin2.
1VVin1.
5VVin1.
0VVin0.
5VTA=25°CIOUT,OUTPUTSOURCECURRENT(mA)15002.
04.
06.
08.
010Vin,INPUTVOLTAGE(V)5.
01020VOUT=Vin2.
1VTA=25°CVin1.
5VVin1.
0VVin0.
5V03525155.
01.
02.
03.
01004.
02030VOUT,OUTPUTVOLTAGE(V)TA=25°CVin=4.
0VVin=3.
5VVin=3.
0VVin=2.
5VVin=2.
0VVin=1.
5VIOUT,OUTPUTSINKCURRENT(mA)NCP302,NCP303http://onsemi.
com13Figure21.
NCP302/3Series0.
9VCDDelayPinSinkCurrentvs.
InputVoltageFigure22.
NCP302/3Series2.
7VCDDelayPinSinkCurrentvs.
InputVoltageFigure23.
NCP302/3Series4.
5VCDDelayPinSinkCurrentvs.
InputVoltageFigure24.
NCP302/3Series0.
9VCDDelayPinSinkCurrentvs.
VoltageFigure25.
NCP302/3Series2.
7VCDDelayPinSinkCurrentvs.
VoltageFigure26.
NCP302/3Series4.
5VCDDelayPinSinkCurrentvs.
VoltageTA=25°CVin,INPUTVOLTAGE(V)1.
20.
80.
400.
20.
61.
01.
400.
20.
40.
60.
81.
0TA=40°CTA=85°CICD,CDDELAYPINSINKCURRENT(mA)VCD=0.
5VICD,CDDELAYPINSINKCURRENT(mA)TA=25°CVin,INPUTVOLTAGE(V)0106.
02.
00.
51.
01.
52.
02.
53.
04.
008.
0TA=40°CTA=125°CVCD=0.
5VICD,CDDELAYPINSINKCURRENT(mA)TA=25°CVin,INPUTVOLTAGE(V)01.
02.
03.
04.
05.
0128.
004.
01620TA=40°CTA=125°CVCD=0.
5V0VCD,DELAYPINVOLTAGE(V)0.
20.
40.
60.
81.
01.
50.
501.
0TA=25°CICD,CDDELAYPINSINKCURRENT(mA)Vin=0.
85VVin=0.
7V16128.
04.
0000.
51.
01.
52.
02.
5VCD,DELAYPINVOLTAGE(V)TA=25°CVin=2.
5VVin=2.
0VVin=1.
5VICD,CDDELAYPINSINKCURRENT(mA)01.
02.
03.
01004.
0402030VCD,DELAYPINVOLTAGE(V)TA=25°CVin=4.
0VVin=3.
5VVin=3.
0VVin=2.
5VICD,CDDELAYPINSINKCURRENT(mA)14121.
6NCP302,NCP303http://onsemi.
com14Figure27.
NCP302/3Series0.
9VCDDelayPinThresholdVoltagevs.
TemperatureFigure28.
NCP302/3Series2.
7VCDDelayPinThresholdVoltagevs.
TemperatureFigure29.
NCP302/3Series4.
5VCDDelayPinThresholdVoltagevs.
TemperatureFigure30.
NCP302/3Series0.
9VOutputTimeDelayvs.
CapacitanceFigure31.
NCP302/3Series2.
7VOutputTimeDelayvs.
CapacitanceFigure32.
NCP302/3Series4.
5VOutputTimeDelayvs.
Capacitance500.
90.
80.
70.
60.
42502550751000.
50.
3TA,AMBIENTTEMPERATURE(°C)VTCD,CDPINTHRESHOLDVOLTAGE(V)Vin=0.
99V502.
22.
12.
01.
82502550751251.
91.
7TA,AMBIENTTEMPERATURE(°C)VTCD,CDPINTHRESHOLDVOLTAGE(V)Vin=2.
97V503.
63.
53.
43.
33.
72502550751253.
2TA,AMBIENTTEMPERATURE(°C)VTCD,CDPINTHRESHOLDVOLTAGE(V)Vin=4.
95V0.
000010.
0010.
010.
11.
0100001000100100.
11.
0CD,DELAYPINCAPACITANCE(mF)TA=25°CtD2(ms)tD1(ms),tD2,OUTPUTTIMEDELAYtD11000.
00011000.
000010.
0010.
010.
11.
0100001000100100.
11.
0CD,DELAYPINCAPACITANCE(mF)TA=25°CtD2(ms)tD1(ms),tD2,OUTPUTTIMEDELAYtD10.
00010.
000010.
0010.
010.
11.
0100001000100100.
11.
0CD,DELAYPINCAPACITANCE(mF)TA=25°CtD2(ms)tD1(ms),tD2,OUTPUTTIMEDELAYtD10.
0001NCP302,NCP303http://onsemi.
com15Figure33.
NCP302/3Series0.
9VResetOutputTimeDelayvs.
TemperatureFigure34.
NCP302/3Series2.
7VResetOutputTimeDelayvs.
TemperatureFigure35.
NCP302/3Series4.
5VResetOutputTimeDelayvs.
TemperatureFigure36.
NCP302/3SeriesDelayResistancevs.
Temperature50TA,AMBIENTTEMPERATURE(°C)250200160802502550751001200CD=0.
1mFtD2,OUTPUTTIMEDELAY(ms)1208040050250255075125TA,AMBIENTTEMPERATURE(°C)2060100160CD=0.
1mFtD2,OUTPUTTIMEDELAY(ms)50TA,AMBIENTTEMPERATURE(°C)250200150502502550751001000CD=0.
1mFtD2,OUTPUTTIMEDELAY(ms)1.
61.
20.
80.
4050250255075125TA,AMBIENTTEMPERATURE(°C)RD,DELAYRESISTANCE(MW)10014010040NCP302,NCP303http://onsemi.
com16OPERATINGDESCRIPTIONTheNCP302andNCP303seriesdevicesconsistofaprecisionvoltagedetectorthatdrivesatimedelaygenerator.
Figures37and38showatimingdiagramandatypicalapplication.
InitiallyconsiderthatinputvoltageVinisatanominallevelanditisgreaterthanthevoltagedetectorupperthreshold(VDET+).
ThevoltageatPin5andcapacitorCDwillbeatthesamelevelasVin,andtheresetoutput(Pin1)willbeinthehighstateforactivelowdevices,orinthelowstateforactivehighdevices.
IfthereisapowerinterruptionandVinbecomessignificantlydeficient,itwillfallbelowthelowerdetectorthreshold(VDET)andtheexternaltimedelaycapacitorCDwillbeimmediatelydischargedbyaninternalNChannelMOSFETthatconnectstoPin5.
ThissequenceofeventscausestheResetoutputtobeinthelowstateforactivelowdevices,orinthehighstateforactivehighdevices.
Aftercompletionofthepowerinterruption,VinwillagainreturntoitsnominallevelandbecomegreaterthantheVDET+.
ThevoltagedetectorwillturnofftheNChannelMOSFETandallowpullupresistorRDtochargeexternalcapacitorCD,thuscreatingaprogrammabledelayforreleasingtheresetsignal.
WhenthevoltageatPin5exceedstheinverter/bufferthreshold,typically0.
675Vin,theresetoutputwillrevertbacktoitsoriginalstate.
TheresetoutputtimedelayversuscapacitanceisshowninFigures30through32.
Thevoltagedetectorandinverter/bufferhavebuiltinhysteresistopreventerraticresetoperation.
Althoughthesedeviceseriesarespecificallydesignedforuseasresetcontrollersinportablemicroprocessorbasedsystems,theyofferacosteffectivesolutioninnumerousapplicationswhereprecisevoltagemonitoringandtimedelayarerequired.
Figures38through46showvariousapplicationexamples.
Figure37.
TimingWaveformstD2VinVDET+VDETInputVoltage,Pin2Capacitor,Pin5Vin0VResetOutput(ActiveLow),Pin1VinResetOutput(ActiveHigh),Pin1Vin0V0.
675VinVDETVDETNCP302,NCP303http://onsemi.
com17APPLICATIONCIRCUITINFORMATIONFigure38.
MicroprocessorResetCircuit2Input1ResetOutputGN-D5CDNCP302LSN27T1Figure39.
BatteryChargeIndicator2Input1ResetOutputGN-DGNDVDDResetVDD5CDCDNCP302Series33Microprocessor*RequiredforNCP303Vin2.
835ONToAdditionalCircuitry2Input1ResetOutputGN-D5CDNCP303LSN45T1Figure40.
MissingPulseDetectororFrequencyDetector3VsupplyToAdditionalCircuitryCD*ResetOutputCDInput[0.
675*VinMissingPulsetD2470k0.
001mF2.
85V2.
70V0V5.
0V1.
0V0VVinNCP302,NCP303http://onsemi.
com18Figure41.
MicroprocessorResetCircuitwithAdditionalHysteresis21NCP301LSN27T13VDDGN-DResetOutputInputRHRLNCP301LSN27T1GN-DNCP303LSN27T1GN-DGN-DResetVDDMicroprocessor5CDComparatorhysteresiscanbeincreasedwiththeadditionofresistorRH.
ThehysteresisequationshavebeensimplifiedanddonotaccountforthechangeofinputcurrentIinasVincrossesthecomparatorthreshold.
Theinternalresistance,RinissimplycalculatedusingIin=0.
26mAat2.
6V.
VinDecreasing:Vth+ǒRHRin)1ǒVDET*VinIncreasing:Vth+ǒRHRinRL)1ǒVDET*)VHYSVHYS=VinIncreasingVinDecreasingTestDataVthDecreasing(V)VthIncreasing(V)VHYS(V)RH(W)RL(kW)2.
702.
702.
702.
702.
702.
702.
702.
702.
702.
702.
842.
872.
882.
912.
902.
942.
982.
703.
043.
150.
1350.
170.
190.
210.
200.
240.
280.
270.
340.
350100100100220220220470470470106.
84.
3106.
84.
3106.
84.
3Figure42.
SimpleClockOscillatorNCP301LSN27T1GN-DResetOutputInput82kNCP301LSN27T1GN-DNCP302HSN27T1GN-DC5.
0V100kC(mF)fOSC(kHz)IQ(mA)0.
01259021.
770.
149021.
971.
05222.
07TestData5CD231NCP302,NCP303http://onsemi.
com19Figure43.
MicrocontrollerSystemsLoadSensingNCP301LSN27T150kNCP301LSN27T1NCP303LSN09T1VsupplyLoadRsenseInput23GND1ResetOutputMicrocontrollerGNDVDDIf:ILoadtVDET/RsenseILoadw(VDET+VHYS)/RsenseThen:ResetOutput=0VResetOutput=VDDThiscircuitmonitorsthecurrentattheload.
Ascurrentflowsthroughtheload,avoltagedropwithrespecttogroundappearsacrossRsensewhereVsense=Iload*Rsense.
Thefollowingconditionsapply:5CDFigure44.
LEDBarGraphVoltageMonitorNCP301LSN27T12NCP301LSN27T1NCP303LSN45T131VsupplyNCP301LSN27T12NCP301LSN27T1NCP303LSN27T131NCP301LSN27T12NCP301LSN27T1NCP303LSN18T131InputGNDResetOutputInputGNDResetOutputInputGNDResetOutputVin=1.
0Vto10VAsimplevoltagemonitorcanbeconstructedbyconnectingseveralvoltagedetectorsasshownabove.
EachLEDwillsequentiallyturnonwhentherespectivevoltagedetectorthreshold(VDET+VHYS)isexceeded.
Notethatdetectorthresholds(VDET)thatrangefrom0.
9Vto4.
9Vin100mVstepscanbemanufactured.
5CD5CD5CDNCP302,NCP303http://onsemi.
com20Figure45.
UndervoltageDetectionwithIndependentResetSignalControl2153ResetOutputENInputVDDCDCDGNDToMCUorLogicCircuitryLogic1INNCP302LSeriesVDDVDD0V0V0V01VDETVTCDtD2tD2NCP302InputPinLogic1EnablePinResetOutputCDPinNote:Logic1isintristatewhenEN=0,VTCD0.
675*VDDThiscircuitmonitorsVDDforundervoltage.
IftheVDDinputfallsbelowthedetectorthreshold(VDET),thenthecapacitorontheCDpinwillbeimmediatelydischargedresultingintheresetoutputchangingtoitsactivestateindicatingthatanundervoltageeventhasbeendetected.
Theadditionofalogicgate(Logic1)providesforresetoutputcontrolwhichisindependentofVDD.
Iftheoutputofthelogicgateistristatedtheundervoltagedetectorwillbehavenormally.
Ifthetristateisdeasserted,thelogicgatewillpulltheCDpinlowresultingintheResetOutputpinchangingtoanactivestate.
ThisindependentcontrolisusefulinpowersupplysequencingapplicationswhentheResetOutputistiedtotheenableinputofanLDOorDCDCconverter.
NCP302,NCP303http://onsemi.
com21Figure46.
MultiRailSupplyUndervoltageMonitorwithPowerGood*R1isOptionalCDPinPullup3.
3VPowerSupply2(I/OSubsystem)VINVIN0V0V0VVTCDCDPinNote:VTCD0.
675*VINtD22153ResetOutputInputCDGNDNCP302LSeries213ResetOutputInputGND213ResetOutputInputGNDNCP301LSN30T1NCP301LSN45T1CD5.
0VPowerSupply3(PeripheralSubsystem)PowerSupply1(SystemCore)R1RP*RequiredforNCP303ToMCUorLogicCircuitry0V0VtD2tD2tD2PowerSupply1PowerSupply2VPPowerSupply3NCP302LRESETOutputThiscircuitmonitorsmultiplepowersupplyrailsforundervoltageconditions.
Ifanyofthethreepowersuppliesareinanundervoltagecondition,theNCP302resetoutputwillbeimmediatelysettoanactivelowlevel.
AllthreepowersuppliesmustbeabovetheirminimumvoltagelevelsfortheNCP302resetoutputtogeneratea"PowerGood"level(ResetOutput=PowerSupply1orVP).
Optionally,R1maybeaddedtoprovideasmallereffectiveCDpinpullupresistance,(RD'),whereRD'=R1||RD,withRD(internalCDpinpullupresistance)approximatelyequalto1.
0MW,andR1>5kW.
IfR1NCP303toreplacetheNCP302.
ThisallowstheResetOutputtobepulleduptoVP,whichcanbethePowerSupply1oranindependentpowersupplyrail.
NCP302,NCP303http://onsemi.
com22ORDERINGINFORMATIONDeviceThresholdVoltageOutputTypeResetMarkingPackageShippingNCP302LSN09T1G0.
9CMOSActiveLowSBOTSOP5(PbFree)3000/Tape&Reel(7inchReel)NCP302LSN15T1G1.
5SBITSOP5(PbFree)NCP302LSN18T1G1.
8SBFTSOP5(PbFree)NCP302LSN20T1G2.
0SBDTSOP5(PbFree)NCV302LSN20T1G*AHHNCP302LSN27T1G2.
7SAWTSOP5(PbFree)NCP302LSN28T1G2.
8ALATSOP5(PbFree)NCP302LSN30T1G3.
0SATTSOP5(PbFree)NCV302LSN30T1G*ACJNCP302LSN33T1G3.
3SAQTSOP5(PbFree)NCP302LSN38T1G3.
8SAKTSOP5(PbFree)NCP302LSN40T1G4.
0SAITSOP5(PbFree)NCP302LSN43T1G4.
3SAFTSOP5(PbFree)NCP302LSN45T1G4.
5SALTSOP5(PbFree)NCP302LSN47T1G4.
7SACTSOP5(PbFree)NCP302HSN09T1G0.
9ActiveHighSDOTSOP5(PbFree)NCP302HSN18T1G1.
8SFHTSOP5(PbFree)NCP302HSN27T1G2.
7SDKTSOP5(PbFree)NCP302HSN30T1G3.
0SDITSOP5(PbFree)NCP302HSN40T1G4.
0SJHTSOP5(PbFree)NCP302HSN45T1G4.
5SDGTSOP5(PbFree)NOTE:Theorderinginformationlistsstandardundervoltagethresholdswithactivelowoutputs.
Additionalactivelowthresholddevices,rangingfrom0.
9Vto4.
9Vin100mVincrementsandNCP302activehighoutputdevices,rangingfrom0.
9Vto4.
9Vin100mVincrementscanbemanufactured.
ContactyourONSemiconductorrepresentativeforavailability.
TheelectricalcharacteristicsoftheseadditionaldevicesareshowninTables1and2.
Forinformationontapeandreelspecifications,includingpartorientationandtapesizes,pleaserefertoourTapeandReelPackagingSpecificationsBrochure,BRD8011/D.
*NCVPrefixforAutomotiveandOtherApplicationsRequiringUniqueSiteandControlChangeRequirements;AECQ100QualifiedandPPAPCapable.
NCVxxx:Tlow=40°C,Thigh=+125°C.
Guaranteedbydesign.
NCP302,NCP303http://onsemi.
com23ORDERINGINFORMATIONDeviceShippingPackageMarkingResetOutputTypeThresholdVoltageNCP303LSN09T1G0.
9OpenDrainActiveLowSDETSOP5(PbFree)3000/Tape&Reel(7inchReel)NCV303LSN09T1G*AMUNCP303LSN10T1G1.
0SDDTSOP5(PbFree)NCV303LSN10T1G*SSMNCP303LSN11T1G1.
1SDCTSOP5(PbFree)NCV303LSN11T1G*ADCNCV303LSN12T1G*1.
2SDBTSOP5(PbFree)NCP303LSN13T1G1.
3SDATSOP5(PbFree)NCV303LSN13T1G*SRSNCP303LSN14T1G1.
4SCZTSOP5(PbFree)NCV303LSN14T1G*SRTNCP303LSN15T1G1.
5SCYTSOP5(PbFree)NCV303LSN15T1G*SRUNCP303LSN16T1G1.
6SCXTSOP5(PbFree)NCV303LSN16T1G*SRVNCP303LSN17T1G1.
7SCWTSOP5NCP303LSN18T1G1.
8SCVTSOP5(PbFree)NCP303LSN20T1G2.
0SCTTSOP5(PbFree)NCV303LSN20T1G*SRWNOTE:Theorderinginformationlistsstandardundervoltagethresholdswithactivelowoutputs.
Additionalactivelowthresholddevices,rangingfrom0.
9Vto4.
9Vin100mVincrementsandNCP302activehighoutputdevices,rangingfrom0.
9Vto4.
9Vin100mVincrementscanbemanufactured.
ContactyourONSemiconductorrepresentativeforavailability.
TheelectricalcharacteristicsoftheseadditionaldevicesareshowninTables1and2.
Forinformationontapeandreelspecifications,includingpartorientationandtapesizes,pleaserefertoourTapeandReelPackagingSpecificationsBrochure,BRD8011/D.
*NCVPrefixforAutomotiveandOtherApplicationsRequiringUniqueSiteandControlChangeRequirements;AECQ100QualifiedandPPAPCapable.
NCVxxx:Tlow=40°C,Thigh=+125°C.
Guaranteedbydesign.
NCP302,NCP303http://onsemi.
com24ORDERINGINFORMATIONDeviceShippingPackageMarkingResetOutputTypeThresholdVoltageNCP303LSN22T1G2.
2OpenDrainActiveLowSCRTSOP5(PbFree)3000/Tape&Reel(7inchReel)NCV303LSN22T1G*ADDNCP303LSN23T1G2.
3SCQTSOP5(PbFree)NCV303LSN23T1G*SRXNCP303LSN24T1G2.
4SCPTSOP5(PbFree)NCV303LSN24T1G*SRYNCP303LSN25T1G2.
5SCOTSOP5(PbFree)NCV303LSN25T1G*AHANCP303LSN26T1G2.
6SCNTSOP5(PbFree)NCP303LSN27T1G2.
7SCMTSOP5(PbFree)NCV303LSN27T1G*CAPNCP303LSN28T1G2.
8SCLTSOP5(PbFree)NCV303LSN28T1G*TAANCP303LSN29T1G2.
9SCKTSOP5(PbFree)NCV303LSN29T1G*SSKTSOP5(PbFree)NCP303LSN30T1G3.
0SCJTSOP5(PbFree)NCV303LSN30T1G*SSATSOP5(PbFree)NCP303LSN31T1G3.
1SCITSOP5(PbFree)NCV303LSN31T1G*CARTSOP5(PbFree)NCP303LSN32T1G3.
2SCHTSOP5(PbFree)NOTE:Theorderinginformationlistsstandardundervoltagethresholdswithactivelowoutputs.
Additionalactivelowthresholddevices,rangingfrom0.
9Vto4.
9Vin100mVincrementsandNCP302activehighoutputdevices,rangingfrom0.
9Vto4.
9Vin100mVincrementscanbemanufactured.
ContactyourONSemiconductorrepresentativeforavailability.
TheelectricalcharacteristicsoftheseadditionaldevicesareshowninTables1and2.
Forinformationontapeandreelspecifications,includingpartorientationandtapesizes,pleaserefertoourTapeandReelPackagingSpecificationsBrochure,BRD8011/D.
*NCVPrefixforAutomotiveandOtherApplicationsRequiringUniqueSiteandControlChangeRequirements;AECQ100QualifiedandPPAPCapable.
NCVxxx:Tlow=40°C,Thigh=+125°C.
Guaranteedbydesign.
NCP302,NCP303http://onsemi.
com25ORDERINGINFORMATIONDeviceShippingPackageMarkingResetOutputTypeThresholdVoltageNCP303LSN33T1G3.
3OpenDrainActiveLowSCGTSOP5(PbFree)3000/Tape&Reel(7inchReel)NCP303LSN34T1G3.
4SCFTSOP5(PbFree)NCV303LSN34T1G*CATNCP303LSN36T1G3.
6SCDTSOP5(PbFree)NCV303LSN36T1G*SSCNCP303LSN38T1G3.
8SCATSOP5(PbFree)NCP303LSN40T1G4.
0SBYTSOP5(PbFree)NCV303LSN40T1G*SSDNCP303LSN42T1G4.
2SBWTSOP5(PbFree)NCV303LSN42T1G*SSENCV303LSN43T1G*4.
3SBVTSOP5(PbFree)NCP303LSN44T1G4.
4SBUTSOP5(PbFree)NCV303LSN44T1*SSFTSOP5NCV303LSN44T1G*TSOP5(PbFree)NCP303LSN45T1G4.
5SBTTSOP5(PbFree)NCV303LSN45T1G*SSGNCP303LSN46T1G4.
6SBSTSOP5(PbFree)NCV303LSN46T1*SSHTSOP5NCV303LSN46T1G*TSOP5(PbFree)NCP303LSN47T1G4.
7SBRTSOP5(PbFree)NCV303LSN47T1*SSJTSOP5NCV303LSN47T1G*TSOP5(PbFree)NCP303LSN49T1G4.
9SBPTSOP5(PbFree)NCV303LSN49T1*SSITSOP5NCV303LSN49T1G*TSOP5(PbFree)NOTE:Theorderinginformationlistsstandardundervoltagethresholdswithactivelowoutputs.
Additionalactivelowthresholddevices,rangingfrom0.
9Vto4.
9Vin100mVincrementsandNCP302activehighoutputdevices,rangingfrom0.
9Vto4.
9Vin100mVincrementscanbemanufactured.
ContactyourONSemiconductorrepresentativeforavailability.
TheelectricalcharacteristicsoftheseadditionaldevicesareshowninTables1and2.
Forinformationontapeandreelspecifications,includingpartorientationandtapesizes,pleaserefertoourTapeandReelPackagingSpecificationsBrochure,BRD8011/D.
*NCVPrefixforAutomotiveandOtherApplicationsRequiringUniqueSiteandControlChangeRequirements;AECQ100QualifiedandPPAPCapable.
NCVxxx:Tlow=40°C,Thigh=+125°C.
Guaranteedbydesign.
NCP302,NCP303http://onsemi.
com26PACKAGEDIMENSIONSTSOP5(SOT235/SC595)CASE48302ISSUEKNOTES:1.
DIMENSIONINGANDTOLERANCINGPERASMEY14.
5M,1994.
2.
CONTROLLINGDIMENSION:MILLIMETERS.
3.
MAXIMUMLEADTHICKNESSINCLUDESLEADFINISHTHICKNESS.
MINIMUMLEADTHICKNESSISTHEMINIMUMTHICKNESSOFBASEMATERIAL.
4.
DIMENSIONSAANDBDONOTINCLUDEMOLDFLASH,PROTRUSIONS,ORGATEBURRS.
MOLDFLASH,PROTRUSIONS,ORGATEBURRSSHALLNOTEXCEED0.
15PERSIDE.
DIMENSIONA.
5.
OPTIONALCONSTRUCTION:ANADDITIONALTRIMMEDLEADISALLOWEDINTHISLOCATION.
TRIMMEDLEADNOTTOEXTENDMORETHAN0.
2FROMBODY.
DIMMINMAXMILLIMETERSA3.
00BSCB1.
50BSCC0.
901.
10D0.
250.
50G0.
95BSCH0.
010.
10J0.
100.
26K0.
200.
60M010S2.
503.
0012354SAGBDHCJ__0.
70.
0281.
00.
039ǒmminchesSCALE10:10.
950.
0372.
40.
0941.
90.
074*ForadditionalinformationonourPbFreestrategyandsolderingdetails,pleasedownloadtheONSemiconductorSolderingandMountingTechniquesReferenceManual,SOLDERRM/D.
SOLDERINGFOOTPRINT*0.
205XCABT0.
102X2XT0.
20NOTE5CSEATINGPLANE0.
05KMDETAILZDETAILZTOPVIEWSIDEVIEWABENDVIEWONSemiconductorandareregisteredtrademarksofSemiconductorComponentsIndustries,LLC(SCILLC).
SCILLCownstherightstoanumberofpatents,trademarks,copyrights,tradesecrets,andotherintellectualproperty.
AlistingofSCILLC'sproduct/patentcoveragemaybeaccessedatwww.
onsemi.
com/site/pdf/PatentMarking.
pdf.
SCILLCreservestherighttomakechangeswithoutfurthernoticetoanyproductsherein.
SCILLCmakesnowarranty,representationorguaranteeregardingthesuitabilityofitsproductsforanyparticularpurpose,nordoesSCILLCassumeanyliabilityarisingoutoftheapplicationoruseofanyproductorcircuit,andspecificallydisclaimsanyandallliability,includingwithoutlimitationspecial,consequentialorincidentaldamages.
"Typical"parameterswhichmaybeprovidedinSCILLCdatasheetsand/orspecificationscananddovaryindifferentapplicationsandactualperformancemayvaryovertime.
Alloperatingparameters,including"Typicals"mustbevalidatedforeachcustomerapplicationbycustomer'stechnicalexperts.
SCILLCdoesnotconveyanylicenseunderitspatentrightsnortherightsofothers.
SCILLCproductsarenotdesigned,intended,orauthorizedforuseascomponentsinsystemsintendedforsurgicalimplantintothebody,orotherapplicationsintendedtosupportorsustainlife,orforanyotherapplicationinwhichthefailureoftheSCILLCproductcouldcreateasituationwherepersonalinjuryordeathmayoccur.
ShouldBuyerpurchaseoruseSCILLCproductsforanysuchunintendedorunauthorizedapplication,BuyershallindemnifyandholdSCILLCanditsofficers,employees,subsidiaries,affiliates,anddistributorsharmlessagainstallclaims,costs,damages,andexpenses,andreasonableattorneyfeesarisingoutof,directlyorindirectly,anyclaimofpersonalinjuryordeathassociatedwithsuchunintendedorunauthorizeduse,evenifsuchclaimallegesthatSCILLCwasnegligentregardingthedesignormanufactureofthepart.
SCILLCisanEqualOpportunity/AffirmativeActionEmployer.
Thisliteratureissubjecttoallapplicablecopyrightlawsandisnotforresaleinanymanner.
PUBLICATIONORDERINGINFORMATIONN.
AmericanTechnicalSupport:8002829855TollFreeUSA/CanadaEurope,MiddleEastandAfricaTechnicalSupport:Phone:421337902910JapanCustomerFocusCenterPhone:81358171050NCP302/DLITERATUREFULFILLMENT:LiteratureDistributionCenterforONSemiconductorP.
O.
Box5163,Denver,Colorado80217USAPhone:3036752175or8003443860TollFreeUSA/CanadaFax:3036752176or8003443867TollFreeUSA/CanadaEmail:orderlit@onsemi.
comONSemiconductorWebsite:www.
onsemi.
comOrderLiterature:http://www.
onsemi.
com/orderlitForadditionalinformation,pleasecontactyourlocalSalesRepresentative
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