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AP1682EDocumentnumber:DS36648Rev.
2-31of10www.
diodes.
comFebruary2020DiodesIncorporatedAP1682ESINGLESTAGEPRIMARYSIDEREGULATIONPFCCONTROLLERFORLEDDRIVERDescriptionTheAP1682EisahighperformanceAC/DCuniversalinputPrimarySideRegulationPowerFactorControllerforLEDdriverapplications.
ThedeviceusesPulseFrequencyModulation(PFM)technologytoregulateoutputcurrentwhileachievinghighpowerfactorandlowTHD.
TheAP1682Eprovidesaccurateconstantcurrent(CC)regulationwhileremovingtheopto-couplerandsecondarycontrolcircuitry.
Italsoeliminatestheneedofloopcompensationcircuitrywhilemaintainingstability.
TheAP1682Eachievesexcellentregulationandhighefficiency,yetmeetstherequirementofIEC61000-3-2harmonicstandard.
TheAP1682Efeatureslowstart-upcurrent,lowoperationcurrentandhighefficiency.
Italsohasrichprotectionfeaturesincludingovervoltage,shortcircuit,overcurrentprotectionetc.
TheAP1682EisavailableinSO-8package.
FeaturesPrimarySideControlforOutputCurrentRegulationWithoutOpto-couplerandSecondaryCV/CCControlCircuitryLowStart-upCurrentHighPowerFactorandLowTHDforUniversalInputRangeTightCCRegulationPerformanceforUniversalInputMainsVoltageRangeEliminatesControlLoopCompensationCircuitryBuilt-inAccelerationStartOpen-loadandReloadDetectionOverVoltageandShortCircuitProtectionOverCurrentProtectionCostEffectiveTotalPFCLEDDriverSolutionTotallyLead-Free&FullyRoHSCompliant(Notes1&2)HalogenandAntimonyFree.
"Green"Device(Note3)Forautomotiveapplicationsrequiringspecificchangecontrol(i.
e.
partsqualifiedtoAEC-Q100/101/200,PPAPcapable,andmanufacturedinIATF16949certifiedfacilities),pleasecontactusoryourlocalDiodesrepresentative.
https://www.
diodes.
com/quality/product-definitions/PinAssignments(TopView)SO-8ApplicationsSingleStagePowerFactorCorrectionPowerSupplyforLEDLightingNotes:1.
Nopurposelyaddedlead.
FullyEUDirective2002/95/EC(RoHS),2011/65/EU(RoHS2)&2015/863/EU(RoHS3)compliant.
2.
Seehttps://www.
diodes.
com/quality/lead-free/formoreinformationaboutDiodesIncorporated'sdefinitionsofHalogen-andAntimony-free,"Green"andLead-free.
3.
Halogen-andAntimony-free"Green"productsaredefinedasthosewhichcontain<900ppmbromine,<900ppmchlorine(<1500ppmtotalBr+Cl)and<1000ppmantimonycompounds.
NOTRECOMMENDEDFORNEWDESIGNUSEAL1665AP1682EDocumentnumber:DS36648Rev.
2-32of10www.
diodes.
comFebruary2020DiodesIncorporatedAP1682ETypicalApplicationsCircuitPinDescriptionsPinNumberPinNameFunction1NCNoconnection2VSTherectifiedinputvoltagesensingpin.
Thepinisdetectingtheinstantaneousrectifiedsinewaveformofinputvoltage3VPKTherectifiedinputvoltagepeakvaluesensingpin.
Thepinisdetectingtherectifiedsinewaveformpeakvalueofinputvoltage4CSPrimarycurrentsensing5FBThispincapturesthefeedbackvoltagefromtheauxiliarywinding.
FBvoltageisusedtocontrolnoloadoutputvoltageanddetermineaccelerationstoppointatstart-upphase6GNDGround.
CurrentreturnforgatedriverandcontrolcircuitsoftheIC7OUTGatedriveroutput8VCCSupplyvoltageofgatedriverandcontrolcircuitsoftheICFunctionalBlockDiagramAP1682EDocumentnumber:DS36648Rev.
2-33of10www.
diodes.
comFebruary2020DiodesIncorporatedAP1682EAbsoluteMaximumRatings(Note4)SymbolParameterRatingUnitVCCPowerSupplyVoltage-0.
3to+35VIOUTDriverOutputCurrent300mAVVS,VPK,VCSVoltageatVS,VPK,CS-0.
3to7VVFBFBInputVoltage-40to10VTJOperatingJunctionTemperature+150°CTSTGStorageTemperature-65to+150°CTLEADLeadTemperature(Soldering,10s)+300°CPDPowerDissipation(TA=+50C)0.
65WθJAThermalResistance(JunctiontoAmbient)190°C/W—ESD(MachineModel)200V—ESD(HumanBodyModel)3000VNote4:Stressesgreaterthanthoselistedunder"AbsoluteMaximumRatings"cancausepermanentdamagetothedevice.
Thesearestressratingsonly,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedunder"RecommendedOperatingConditions"isnotimplied.
Exposureto"AbsoluteMaximumRatings"forextendedperiodscanaffectdevicereliability.
RecommendedOperatingConditionsSymbolParameterMinMaxUnitVCCPowerSupplyVoltage921VTAAmbientTemperature-40+105°CAP1682EDocumentnumber:DS36648Rev.
2-34of10www.
diodes.
comFebruary2020DiodesIncorporatedAP1682EElectricalCharacteristics(@VCC=15V,TA=+25°C,unlessotherwisespecified.
)SymbolParameterConditionsMinTypMaxUnitUVLOSectionVTH(ST)Start-upThreshold—181920VVOPR(Min)MinimalOperatingVoltageAfterturnon7.
588.
5VVCC_OVPVCCOVPVoltage—283234VStandbyCurrentSectionISTStart-upCurrentVCC=VTH(ST)-0.
5V,Beforestartup——20AICC(Max)MaximumOperatingCurrentVVS=VPK=3V—10001300ADriveOutputSectionVOHOutputHighLevelVoltageIGD-SOURCE=20mAVCC=12V10——VVOLOutputLowLevelVoltageIGD-SINK=20mAVCC=12V——1VtROutputVoltageRiseTimeCL=1nF100140190nstFOutputVoltageFallTimeCL=1nF306090nsVO-CLAMPOutputClampVoltageIGD-SOURCE=5mAVCC=20V1213.
515VVUVLOUVLOSaturationVoltageVCC=0toVCC–ONISINK=10mA——1.
1VVSInputSectionVVS/VPK(Max)MaximumRatioVVS=VPK=3V0.
811.
2VVVS/VPK(Min)MinimumRatioVVS=0V,VPK=3V——0.
2VCurrentSenseSectiontON(Min)MinimumOnTime—5007501000nsVSOCPShortCircuitProtectionVoltage—34—VFeedbackInputSectionIFBFBPinInputLeakageCurrentVFB=4V—28AVFB(ACC)AccelerationStartThreshold—1.
41.
82.
2VVFB(CV)CVThreshold—3.
84.
14.
4VVFB(OVP)OverVoltageProtection—5.
66.
256.
9VOverTemperatureProtectionSection—ShutdownTemperature——+140—°C—TemperatureHysteresis——+20—°CAP1682EDocumentnumber:DS36648Rev.
2-35of10www.
diodes.
comFebruary2020DiodesIncorporatedAP1682EPerformanceCharacteristicsSupplyCurrentvs.
SupplyVoltageCVThresholdvs.
SupplyVoltageOutputClampVoltagevs.
SupplyVoltageStart-upVoltagevs.
AmbientTemperatureMinimalOperatingVoltagevs.
AmbientTemperatureStart-upCurrentvs.
AmbientTemperatureAP1682EDocumentnumber:DS36648Rev.
2-36of10www.
diodes.
comFebruary2020DiodesIncorporatedAP1682EPerformanceCharacteristics(continued)OperatingCurrentvs.
AmbientTemperatureCVThresholdvs.
AmbientTemperatureFBInputLeakageCurrentvs.
AmbientTemperatureAP1682EDocumentnumber:DS36648Rev.
2-37of10www.
diodes.
comFebruary2020DiodesIncorporatedAP1682EOrderingInformationPackageTemperatureRangePartNumberMarkingIDPackingSO-8-40°Cto+105°CAP1682EMTR-G11682EM-G14000/13''Tape&ReelMarkingInformation(TopView)FirstandSecondLines:LogoandMarkingIDThirdLine:DateCodeY:YearWW:WorkWeekofMoldingA:AssemblyHouseCodeXX:7thand8thDigitsofBatchNumber1682EM-G1YWWAXXAP1682EDocumentnumber:DS36648Rev.
2-38of10www.
diodes.
comFebruary2020DiodesIncorporatedAP1682EPackageOutlineDimensions(Alldimensionsinmm(inch).
)(1)PackageType:SO-8AP1682EDocumentnumber:DS36648Rev.
2-39of10www.
diodes.
comFebruary2020DiodesIncorporatedAP1682ESuggestedPadLayout(1)PackageType:SO-8DimensionsZ(mm)/(inch)G(mm)/(inch)X(mm)/(inch)Y(mm)/(inch)E(mm)/(inch)Value6.
900/0.
2723.
900/0.
1540.
650/0.
0261.
500/0.
0591.
270/0.
050AP1682EDocumentnumber:DS36648Rev.
2-310of10www.
diodes.
comFebruary2020DiodesIncorporatedAP1682EIMPORTANTNOTICEDIODESINCORPORATEDMAKESNOWARRANTYOFANYKIND,EXPRESSORIMPLIED,WITHREGARDSTOTHISDOCUMENT,INCLUDING,BUTNOTLIMITEDTO,THEIMPLIEDWARRANTIESOFMERCHANTABILITYANDFITNESSFORAPARTICULARPURPOSE(ANDTHEIREQUIVALENTSUNDERTHELAWSOFANYJURISDICTION).
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Asusedherein:A.
Lifesupportdevicesorsystemsaredevicesorsystemswhich:1.
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