676.5www.yyy13.com

DRQSeriesDualWinding,ShieldedInductors/Transformer1207BU-SB07326Page1of7DataSheet4311Description125°CmaximumtotaloperatingtemperatureDualwindinginductorsthatcanbeusedaseitherasingleinductor,orincoupledinductor/transformerapplications(1:1turnsratio)FoursizesofshieldeddrumcoreinductorsWindingscanbeconnectedinseriesorparallel,offeringabroadrangeofinductanceandcurrentratingsPeakcurrentratingsfrom0.
13ampsto56ampsRMScurrentratingsfrom0.
128ampsto17.
9ampsInductanceratingsfrom0.
33Hto4.
02mHSurfaceMount200VacIsolationbetweenwindingsFerritecorematerialApplicationsAsatransformer:SEPIC,flybackAsaninductor:buck,boost,coupledinductorDC-DCconvertersVRMinductorforCPUandDDRpowersuppliesInputandoutputfilterchokesEnvironmentalDataStoragetemperature:-40°Cto+125°COperatingtemperature:-40°Cto+125°C(rangeisapplicationspecific).
Solderreflowtemperature:260°Cmax.
for10secondsmax.
PackagingSuppliedintapeandreelpackaging,1350(DRQ73),1100(DRQ74),600(DRQ125),and350(DRQ127)perreelParallelRatingsSeriesRatingsPartNumberRatedOCL(1)Irms(2)Isat(3)DCR(4)Volt(5)OCL(1)Irms(2)Isat(3)DCR(4)Volt(5)Inductance+/-20%AmpsAmpstyp.
-Sec+/-20%AmpsAmpstyp.
-Sec(H)(H)Peak(H)PeakDRQ73-R33-R0.
330.
3066.
1914.
40.
00741.
981.
2243.
107.
180.
02963.
96DRQ73-1R0-R1.
000.
9925.
257.
970.
01033.
563.
9682.
633.
990.
04117.
12DRQ73-1R5-R1.
501.
4824.
646.
520.
01324.
365.
9282.
323.
260.
05278.
72DRQ73-2R2-R2.
202.
0704.
115.
520.
01675.
158.
2802.
062.
760.
066910.
3DRQ73-3R3-R3.
303.
5403.
314.
220.
02596.
7314.
161.
662.
110.
103513.
5DRQ73-4R7-R4.
704.
4223.
093.
780.
02977.
5217.
691.
551.
890.
118815.
0DRQ73-6R8-R6.
806.
4802.
553.
120.
04359.
1125.
921.
281.
560.
174218.
2DRQ73-8R2-R8.
208.
9302.
192.
660.
059210.
735.
721.
101.
330.
236821.
4DRQ73-100-R10.
010.
302.
082.
470.
065611.
541.
201.
041.
240.
262323.
0DRQ73-150-R15.
015.
011.
832.
050.
084413.
960.
040.
9161.
030.
33927.
8DRQ73-220-R22.
022.
651.
621.
670.
10717.
090.
600.
8110.
830.
42934.
0DRQ73-330-R33.
034.
411.
311.
350.
16621.
0137.
60.
6530.
680.
66542.
0DRQ73-470-R47.
048.
621.
081.
140.
24124.
9194.
50.
5420.
570.
96549.
8DRQ73-680-R68.
068.
910.
890.
960.
35829.
7275.
60.
4440.
481.
4359.
4DRQ73-820-R82.
080.
370.
860.
890.
38432.
1321.
50.
4300.
441.
5464.
2DRQ73-101-R100101.
40.
730.
790.
52736.
0405.
60.
3670.
392.
1172.
01)OpenCircuitInductanceTestParameters:100kHz,0.
25Vrms,0.
0AdcParallel:(1,2-4,3)Series:(1-4)tie(2-3)2)RMScurrentforanapproximateTof40°Cwithoutcoreloss.
Itisrecommendedthatthetemperatureofthepartnotexceed125°C.
3)Peakcurrentforapproximately30%roll-offat20°C4)DCRlimits@20°C5)AppliedVolt-Timeproduct(V-S)acrosstheinductor.
ThisvaluerepresentstheappliedV-Sat100KHznecessarytogenerateacorelossequalto10%ofthetotallossesfora40°Ctemperaturerise.
6)TurnsRatio(1:3):(2-4)1:17)Partnumberdefinition:DRQxxx-yyy-RDRQxxx=productcodeandsize,-yyy=inductancevalueinH,R=decimalpoint.
IfnoRispresent,thirdcharacter=#ofzeros-Rsuffix=RoHScompliant1207BU-SB07326Page2of7DataSheet4311ParallelRatingsSeriesRatingsPartNumberRatedOCL(1)Irms(2)Isat(3)DCR(4)Volt(5)OCL(1)Irms(2)Isat(3)DCR(4)Volt(5)Inductance+/-20%AmpsAmpstyp.
-Sec+/-20%AmpsAmpstyp.
-Sec(H)(H)Peak(H)PeakDRQ73-151-R150150.
90.
580.
650.
85144.
0603.
60.
2890.
323.
4188.
0DRQ73-221-R220223.
30.
520.
531.
0553.
5893.
20.
2600.
274.
20107DRQ73-331-R330325.
50.
420.
441.
5964.
513020.
2110.
226.
36129DRQ73-471-R470465.
80.
350.
372.
3677.
218630.
1730.
189.
44154DRQ73-681-R680676.
50.
290.
313.
4793.
127060.
1430.
1513.
88186DRQ73-821-R820821.
70.
270.
283.
9310332870.
1340.
1415.
72206DRQ73-102-R1000995.
00.
260.
254.
3411339800.
1280.
1317.
36226DRQ74-R33-R0.
330.
2946.
2018.
40.
00741.
711.
1763.
109.
180.
02953.
42DRQ74-1R0-R1.
000.
9525.
3310.
20.
01003.
083.
8082.
665.
100.
04006.
16DRQ74-1R5-R1.
501.
4224.
968.
350.
01153.
765.
6882.
484.
170.
04617.
52DRQ74-2R2-R2.
201.
9864.
667.
060.
01304.
457.
9442.
333.
530.
05218.
9DRQ74-3R3-R3.
303.
3963.
945.
400.
01835.
8113.
581.
972.
700.
073211.
6DRQ74-4R7-R4.
705.
1823.
344.
370.
02547.
1820.
731.
672.
190.
10214.
4DRQ74-6R8-R6.
807.
3442.
603.
670.
04188.
5529.
381.
301.
840.
16717.
1DRQ74-8R2-R8.
208.
5662.
533.
400.
04419.
2334.
261.
271.
700.
17718.
5DRQ74-100-R10.
09.
8822.
413.
170.
04899.
9239.
531.
201.
580.
19619.
8DRQ74-150-R15.
016.
092.
112.
480.
063712.
764.
361.
051.
240.
25525.
4DRQ74-220-R22.
021.
731.
752.
130.
092514.
786.
920.
8741.
070.
37129.
4DRQ74-330-R33.
033.
011.
411.
730.
14318.
1132.
00.
7020.
870.
57436.
2DRQ74-470-R47.
049.
641.
151.
410.
21622.
2198.
60.
5730.
710.
86544.
4DRQ74-680-R68.
069.
671.
031.
190.
26526.
3278.
70.
5170.
601.
0652.
6DRQ74-820-R82.
080.
950.
911.
110.
34528.
4323.
80.
4530.
551.
3856.
8DRQ74-101-R100101.
60.
860.
990.
38331.
8406.
40.
4300.
491.
5363.
6DRQ74-151-R150150.
00.
690.
810.
59138.
6600.
00.
3460.
412.
3777.
2DRQ74-221-R220227.
00.
560.
660.
90747.
5908.
00.
2790.
333.
6395DRQ74-331-R330335.
60.
450.
541.
4157.
813420.
2240.
275.
66116DRQ74-471-R470465.
30.
400.
461.
7468.
118610.
2020.
236.
97136DRQ74-681-R680671.
20.
330.
382.
5881.
726850.
1660.
1910.
3163DRQ74-821-R820812.
70.
310.
352.
9389.
932510.
1560.
1711.
7180DRQ74-102-R100010090.
270.
313.
8910040360.
1350.
1615.
6200DRQ125-R47-R0.
470.
45617.
633.
00.
00183.
171.
8248.
8016.
50.
00786.
34DRQ125-1R0-R1.
000.
89415.
023.
60.
00244.
433.
5767.
5111.
80.
00968.
86DRQ125-1R5-R1.
501.
47813.
818.
30.
00295.
705.
9126.
899.
150.
011411.
40DRQ125-2R2-R2.
202.
20810.
915.
00.
00456.
978.
8325.
467.
500.
018213.
9DRQ125-3R3-R3.
303.
0849.
2612.
70.
00638.
2312.
344.
636.
350.
025316.
5DRQ125-4R7-R4.
705.
2747.
189.
710.
010510.
821.
103.
594.
860.
042021.
6DRQ125-6R8-R6.
806.
5886.
648.
680.
012312.
026.
353.
324.
340.
049224.
0DRQ125-8R2-R8.
208.
0485.
547.
860.
017613.
332.
192.
773.
930.
070526.
6DRQ125-100-R10.
09.
6545.
357.
170.
018914.
638.
622.
673.
590.
075729.
2DRQ125-150-R15.
015.
354.
275.
690.
029818.
461.
402.
132.
850.
12036.
8DRQ125-220-R22.
022.
363.
704.
710.
039622.
289.
441.
842.
360.
15944.
4DRQ125-330-R33.
033.
743.
283.
840.
050527.
2135.
01.
641.
920.
20354.
4DRQ125-470-R47.
047.
472.
713.
240.
074032.
3189.
91.
351.
620.
29764.
6DRQ125-680-R68.
067.
912.
222.
700.
10138.
6271.
61.
111.
350.
44077.
21)OpenCircuitInductanceTestParameters:100kHz,0.
25Vrms,0.
0AdcParallel:(1,2-4,3)Series:(1-4)tie(2-3)2)RMScurrentforanapproximateTof40°Cwithoutcoreloss.
Itisrecommendedthatthetemperatureofthepartnotexceed125°C.
3)Peakcurrentforapproximately30%roll-offat20°C4)DCRlimits@20°C5)AppliedVolt-Timeproduct(V-S)acrosstheinductor.
ThisvaluerepresentstheappliedV-Sat100KHznecessarytogenerateacorelossequalto10%ofthetotallossesfora40°Ctemperaturerise.
6)TurnsRatio(1:3):(2-4)1:17)Partnumberdefinition:DRQxxx-yyy-RDRQxxx=productcodeandsize,-yyy=inductancevalueinH,R=decimalpoint.
IfnoRispresent,thirdcharacter=#ofzeros-Rsuffix=RoHScompliant1207BU-SB07326Page3of7DataSheet4311ParallelRatingsSeriesRatingsPartNumberRatedOCL(1)Irms(2)Isat(3)DCR(4)Volt(5)OCL(1)Irms(2)Isat(3)DCR(4)Volt(5)Inductance+/-20%AmpsAmpstyp.
-Sec+/-20%AmpsAmpstyp.
-Sec(H)(H)Peak(H)PeakDRQ125-820-R82.
086.
892.
052.
390.
12843.
7347.
61.
031.
200.
51587.
4DRQ125-101-R100102.
71.
782.
200.
17047.
5410.
80.
8921.
100.
68295.
0DRQ125-151-R150151.
11.
481.
810.
24857.
6604.
40.
7390.
9050.
991115.
2DRQ125-221-R220216.
81.
191.
510.
38469.
0867.
20.
5940.
7551.
54138DRQ125-331-R330332.
61.
061.
220.
48285.
513300.
5300.
6101.
93171DRQ125-471-R470473.
10.
871.
020.
71810218920.
4340.
5102.
87204DRQ125-681-R680679.
80.
700.
851.
1012227190.
3500.
4254.
42244DRQ125-821-R820828.
00.
600.
771.
4913533120.
3010.
3855.
96270DRQ125-102-R100010080.
570.
701.
6914940320.
2830.
3506.
76298DRQ127-R47-R0.
470.
41917.
956.
00.
001953.
501.
6768.
94280.
00787.
00DRQ127-1R0-R1.
000.
82115.
540.
00.
002614.
903.
2847.
74200.
01049.
80DRQ127-1R5-R1.
501.
35713.
531.
10.
003416.
305.
4286.
7715.
60.
013712.
60DRQ127-2R2-R2.
202.
02712.
525.
50.
003737.
708.
1086.
2312.
70.
016115.
4DRQ127-3R3-R3.
302.
83110.
421.
50.
005679.
1011.
325.
2310.
80.
022918.
2DRQ127-4R7-R4.
704.
8418.
2516.
50.
0091711.
919.
364.
138.
240.
036723.
8DRQ127-6R8-R6.
807.
3877.
3413.
30.
011614.
729.
553.
676.
670.
046529.
4DRQ127-8R2-R8.
208.
8616.
3212.
20.
015716.
135.
443.
166.
090.
062732.
2DRQ127-100-R10.
010.
476.
0411.
20.
017217.
541.
883.
025.
600.
068635.
0DRQ127-150-R15.
014.
095.
039.
660.
024720.
356.
362.
514.
830.
099040.
6DRQ127-220-R22.
022.
934.
007.
570.
039125.
991.
722.
003.
780.
15751.
8DRQ127-330-R33.
033.
923.
236.
220.
060031.
5135.
71.
613.
110.
24163.
0DRQ127-470-R47.
047.
052.
955.
280.
071937.
1188.
21.
472.
640.
28874.
2DRQ127-680-R68.
066.
482.
444.
440.
10544.
1265.
91.
222.
220.
42188.
2DRQ127-820-R82.
079.
752.
094.
060.
14348.
3319.
01.
042.
030.
57396.
6DRQ127-101-R10099.
311.
963.
640.
16353.
9397.
20.
9801.
820.
653107.
8DRQ127-151-R150144.
91.
593.
010.
24765.
1579.
60.
7961.
510.
989130.
2DRQ127-221-R220221.
51.
292.
430.
37680.
5886.
00.
6451.
221.
50161DRQ127-331-R330323.
61.
042.
010.
57497.
312940.
5221.
012.
30195DRQ127-471-R470467.
10.
851.
680.
86111718680.
4270.
8383.
44234DRQ127-681-R680676.
70.
761.
391.
0814127070.
3800.
6974.
32282DRQ127-821-R820818.
10.
651.
271.
4715532720.
3250.
6335.
88310DRQ127-102-R100010050.
611.
141.
6617240200.
3070.
5716.
643441)OpenCircuitInductanceTestParameters:100kHz,0.
25Vrms,0.
0AdcParallel:(1,2-4,3)Series:(1-4)tie(2-3)2)RMScurrentforanapproximateTof40°Cwithoutcoreloss.
Itisrecommendedthatthetemperatureofthepartnotexceed125°C.
3)Peakcurrentforapproximately30%roll-offat20°C4)DCRlimits@20°C5)AppliedVolt-Timeproduct(V-S)acrosstheinductor.
ThisvaluerepresentstheappliedV-Sat100KHznecessarytogenerateacorelossequalto10%ofthetotallossesfora40°Ctemperaturerise.
6)TurnsRatio(1:3):(2-4)1:17)Partnumberdefinition:DRQxxx-yyy-RDRQxxx=productcodeandsize,-yyy=inductancevalueinH,R=decimalpoint.
IfnoRispresent,thirdcharacter=#ofzeros-Rsuffix=RoHScompliant1207BU-SB07326Page4of7DataSheet4311BottomView0.
606.
10.
737.
6MaxSideViewTopViewDRQ74###7.
97.
9SeriesModeDualInductorMode1.
73RecommendedPadLayout0.
401.
731.
001.
000.
40SeriesModeDualInductorL23L1142L131SchematicL242314ParallelModeL1L227.
6Max4.
45MaxDimensions-mmDRQ73SeriesBottomView0.
606.
10.
730.
807.
6Max.
SideViewTopViewDRQ73###7.
97.
9SeriesModeDualInductorMode1.
73RecommendedPadLayout0.
401.
731.
001.
000.
40SeriesModeDualInductorL23L1142L131SchematicL24231L2L14ParallelMode23.
55Max7.
6Max.
DRQ74SeriesDimensionsinmillimeters.
###=InductancevalueperfamilychartDotindicatespin#11207BU-SB07326Page5of7DataSheet43112.
502.
0510.
0BottomView2.
001212.
5Max4312DRQ127###wwllyyR43DualInductorModeSeriesMode3.
8513.
80RecommendedPadLayout13.
800.
503.
8512.
5020.
504312.
5Max8.
0MaxSideViewTopViewSchematic34DualInductor1L12L23SeriesModeL11L2L2ParallelMode4312L1242.
502.
0512.
5Max10.
02.
00124312.
5MaxBottomViewSideViewTopView6.
00Max12DRQ125###wwllyyR43DualInductorModeSeriesMode3.
8513.
80RecommendedPadLayout13.
8010.
5023.
85142.
50320.
5043SchematicSeriesModeL1L1L2343DualInductor121L2L1L2434ParallelMode212Dimensions-mmDRQ125SeriesDRQ127SeriesDimensionsinmillimeters.
###=Inductancevalueperfamilychartwwllyy=(datecode)R=revisionlevelDotindicatespin#11207BU-SB07326Page6of7DataSheet4311SECTIONA-AAADRQ74###KoBoBo2.
00±0.
10.
14.
001.
50+0.
1/-0.
0Ao16.
00±0.
30.
37.
50±0.
11.
75±0.
101.
50Min.
12.
0012.
002134DRQ74SeriesSuppliedintapeandreelpackaging,1100partsperreel,13"diameterreel.
1243AADRQ125###wwllyySECTIONA-AK01.
5dia+0.
1/-0.
01.
5diamin4.
02.
016.
001.
711.
511.
524.
0+/-0.
3+/-0.
3B0B0A0DRQ125SeriesSuppliedintapeandreelpackaging,600partsperreel,13"diameterreel.
1243AADRQ127###wwllyySECTIONA-AR0.
3max.
R0.
5TYP.
K01.
5dia+0.
1/-0.
01.
5diamin4.
02.
020.
001.
711.
511.
524.
0+/-0.
3+/-0.
3B0B0A0DRQ127SeriesSuppliedintapeandreelpackaging,350partsperreel,13"diameterreel.
PackagingInformationDRQ73SeriesSuppliedintapeandreelpackaging,1350partsperreel,13"diameterreel.
Dimensionsareinmillimeters.
DirectionofFeedDirectionofFeedDirectionofFeedDirectionofFeedAo=7.
90mmBo=7.
90mmKo=3.
80mmAo=7.
90mmBo=7.
90mmKo=4.
70mmAo=13.
00mmBo=13.
00mmKo=6.
30mmAo=13.
00mmBo=13.
00mmKo=8.
30mmACTUALSIZEDRQ73ACTUALSIZEDRQ74ACTUALSIZEDRQ125ACTUALSIZEDRQ1272007CooperBussmannSt.
Louis,MO63178www.
cooperbussmann.
com1207BU-SB07326Page7of7DataSheet4311Thisbulletinisintendedtopresentproductdesignsolutionsandtechnicalinformationthatwillhelptheenduserwithdesignapplications.
CooperBussmannreservestheright,withoutnotice,tochangedesignorconstructionofanyproductsandtodiscontinueorlimitdistributionofanyproducts.
CooperBussmannalsoreservestherighttochangeorupdate,withoutnotice,anytechnicalinformationcontainedinthisbulletin.
Onceaproducthasbeenselected,itshouldbetestedbytheuserinallpossibleapplications.
LifeSupportPolicy:CooperBussmanndoesnotauthorizetheuseofanyofitsproductsforuseinlifesupportdevicesorsystemswithouttheexpresswrittenapprovalofanofficeroftheCompany.
Lifesupportsystemsaredeviceswhichsupportorsustainlife,andwhosefailuretoperform,whenproperlyusedinaccordancewithinstructionsforuseprovidedinthelabeling,canbereasonablyexpectedtoresultinsignificantinjurytotheuser.
NorthAmericaCooperBussmann1225BrokenSoundParkwayNWSuiteFBocaRaton,FL33487-3533Tel:1-561-998-4100Fax:1-561-241-6640TollFree:1-888-414-2645CooperBussmannP.
O.
Box14460St.
Louis,MO63178-4460Tel:1-636-394-2877Fax:1-636-527-1607EuropeCooperBussmannCooper(UK)LimitedBurton-on-the-WoldsLeicestershireLE125THUKTel:+44(0)1509882737Fax:+44(0)1509882786CooperBussmannAvda.
SantaEulalia,29008223Terrassa,(Barcelona),SpainTel:+34937362812+34937362813Fax:+34937362719AsiaPacificCooperBussmann1JalanKilangTimor#06-01PacificTechCentreSingapore159303Tel:+652786151Fax:+6527041600102030405060708090100020406080100120140160%ofIsatOCL(%)OCLvsIsatDRQ73020406080100020406080100120140160180%ofIsatOCL(%)OCLvsIsatDRQ7401020304050607080901000102030405060708090100110120130140150%ofIsatOCL(%)OCLvsIsatDRQ12501020304050607080901000102030405060708090100110120130140150%ofIsatOCL(%)OCLvsIsatDRQ127IrmsDERATINGWITHCORELOSS%ofAppliedVolt-Second%ofLossesfromIrms(maximum)300KHz200KHz100KHz50KHz25KHzInductanceCharacteristicsCoreLoss