IQ1B070QTC20NRS [SYNQOR]
Quarter-brick DC-DC Converter; 四分之一砖DC- DC转换器
| 型号： | IQ1B070QTC20NRS |
| 厂家： | 
SYNQOR WORLDWIDE HEADQUARTERS |
| 描述： | Quarter-brick DC-DC Converter |
| 文件： | 总26页 (文件大小：1480K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Technical
Specification
IQ1B-QTC Family
66-160 V
170 V
1.8-48 V
Outputs
255 W
Max Power
2250 V dc Quarter-brick
Continuous Input Transient Input
Isolation
DC-DC Converter
®
TheꢀInQor ꢀquarter-brickꢀconverterꢀseriesꢀisꢀcomposedꢀ
ofꢀ next-generation,ꢀ board-mountable,ꢀ isolated,ꢀ
fixedꢀswitchingꢀfrequencyꢀdc-dcꢀconvertersꢀthatꢀuseꢀ
synchronousꢀ rectificationꢀ toꢀ achieveꢀ extremelyꢀ highꢀ
powerꢀconversionꢀefficiency.ꢀEachꢀmoduleꢀisꢀsuppliedꢀ
completelyꢀ encasedꢀ toꢀ provideꢀ protectionꢀ fromꢀ theꢀ
harshꢀ environmentsꢀ seenꢀ inꢀ manyꢀ industrialꢀ andꢀ
transportationꢀapplications.
Operational Features
•ꢀ Highꢀefficiencies,ꢀ87-91%ꢀatꢀfullꢀratedꢀloadꢀcurrent
•ꢀ Deliversꢀfullꢀpowerꢀwithꢀminimalꢀderatingꢀ-ꢀnoꢀheatsinkꢀrequired
•ꢀ Operatingꢀinputꢀvoltageꢀrange:ꢀ66-160ꢀV
•ꢀ FixedꢀfrequencyꢀswitchingꢀprovidesꢀpredictableꢀEMI
•ꢀ Noꢀminimumꢀloadꢀrequirement
Protection Features
•ꢀ Inputꢀunder-voltageꢀlockout
•ꢀ Outputꢀcurrentꢀlimitꢀandꢀshortꢀcircuitꢀprotection
•ꢀ Activeꢀbackꢀbiasꢀlimit
Mechanical Features
•ꢀ Outputꢀover-voltageꢀprotection
•ꢀ Thermalꢀshutdown
•ꢀ Industryꢀstandardꢀquarter-brickꢀpin-outꢀconfigurationꢀ
•ꢀ Size:ꢀ1.54"ꢀxꢀ2.39"ꢀxꢀ0.50"ꢀ(39.0ꢀxꢀ60.6ꢀxꢀ12.7mm)
•ꢀ Totalꢀweight:ꢀ3.02ꢀoz.ꢀ(85.7ꢀg)
COꢀTꢁꢀTS
ꢀ
PageꢀNo.
MechanicalꢀDrawing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
IQ1BꢀFAMILYꢀElectricalꢀCharacteristicsꢀ(allꢀoutputꢀvoltages)ꢀ . . . . . . . . . . 3
IQ1BꢀFamilyꢀStandardsꢀandꢀQualificationsꢀ(allꢀoutputꢀvoltages)ꢀ. . . . . . . . 4
IQ1BꢀFamilyꢀFiguresꢀ(allꢀoutputꢀvoltages)ꢀ . . . . . . . . . . . . . . . . . . . . . . . 5
IQ1B033QTC30ꢀElectricalꢀCharacteristicsꢀ(3.3ꢀVout)ꢀ. . . . . . . . . . . . . . . . 6
IQ1B033QTC30ꢀFiguresꢀ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
IQ1B050QTC25ꢀElectricalꢀCharacteristicsꢀ(5.0ꢀVout)ꢀ. . . . . . . . . . . . . . . . 8
IQ1B050QTC25ꢀFiguresꢀ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
IQ1B070QTC20ꢀElectricalꢀCharacteristicsꢀ(7.0ꢀVout)ꢀ. . . . . . . . . . . . . . . 10
IQ1B070QTC20ꢀFiguresꢀ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
IQ1B120QTC12ꢀElectricalꢀCharacteristicsꢀ(12.0ꢀVout)ꢀ. . . . . . . . . . . . . . 12
IQ1B120QTC12ꢀFiguresꢀ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
IQ1B150QTC10ꢀElectricalꢀCharacteristicsꢀ(15.0ꢀVout)ꢀ. . . . . . . . . . . . . . 14
IQ1B150QTC10ꢀFiguresꢀ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
IQ1B240QTC06ꢀElectricalꢀCharacteristicsꢀ(24.0ꢀVout)ꢀ. . . . . . . . . . . . . . 16
IQ1B240QTC06ꢀFiguresꢀ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
IQ1B300QTC05ꢀElectricalꢀCharacteristicsꢀ(30.0ꢀVout)ꢀ. . . . . . . . . . . . . . 18
IQ1B300QTC05ꢀFiguresꢀ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
IQ1B480QTC03ꢀElectricalꢀCharacteristicsꢀ(48.0ꢀVout)ꢀ. . . . . . . . . . . . . . 20
IQ1B480QTC03ꢀFiguresꢀ. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
ApplicationꢀNotes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
OrderingꢀInformation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Control Features
•ꢀ On/Offꢀcontrolꢀreferencedꢀtoꢀinputꢀside
•ꢀ Remoteꢀsenseꢀforꢀtheꢀoutputꢀvoltage
•ꢀ Outputꢀvoltageꢀtrimꢀrangeꢀofꢀ-20%,ꢀ+10%
Safety Features
•ꢀ 2250ꢀV,ꢀ30ꢀMWꢀinput-to-outputꢀisolation
•ꢀ UL/cULꢀ60950-1ꢀrecognizedꢀ(USꢀ&ꢀCanada),ꢀbasicꢀꢀ
ꢀinsulationꢀrating
•ꢀ TUVꢀcertifiedꢀtoꢀEN60950-1
•ꢀ MeetsꢀdirectivesꢀwhichꢀfacilitatesꢀCEꢀMarkingꢀinꢀuser’sꢀ
endꢀproduct
•ꢀ BoardꢀandꢀplasticꢀcomponentsꢀmeetꢀUL94V-0ꢀstandard
•ꢀ RoHSꢀcompliantꢀ(seeꢀPageꢀ26
)
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 1
Technical
Specification
IQ1B-QTC Family
Top View
Side View
1.536± 0.020 (39.01± 0.5)
0.18±0.020
(4.57±0.25)
0.600 (15.24)
0.450 (11.43)
0.300 (7.62)
0.500±0.025
(12.7±0.63)
Overall Height
0.253±0.020
(6.4± 0.5)
0.150 (3.81)
0.263± 0.020
(6.68± 0.5)
8
7
6
5
4
2.386
± 0.020
(60.6± 0.5)
2.00
(50.8)
1.86
(47.2)
M3
Threaded
Inserts
4 Places
See Notes
1
2
3
0.183±.020
(4.65)±0.5
0.300 (7.62)
0.600 (15.24)
1.030 (26.16)
0.468± 0.020
(11.89± 0.5)
ꢀOTꢁS
PIꢀ DꢁSIGꢀATIOꢀS
1)
M3ꢀscrewsꢀusedꢀtoꢀboltꢀunit’sꢀbaseplateꢀtoꢀotherꢀsurfacesꢀ(suchꢀasꢀaꢀ
heatsink)ꢀmustꢀnotꢀexceedꢀ0.100"ꢀ(2.54ꢀmm)ꢀdepthꢀbelowꢀtheꢀsurfaceꢀ
ofꢀtheꢀbaseplate.
Pin
ꢀame
Function
1
Vin(+)
Positiveꢀinputꢀvoltage
2)
3)
4)
TTLꢀinputꢀtoꢀturnꢀconverterꢀonꢀ
andꢀoff,ꢀreferencedꢀtoꢀVin(–),ꢀwithꢀ
internalꢀpullꢀup.
Appliedꢀtorqueꢀperꢀscrewꢀshouldꢀnotꢀexceedꢀ6in-lb.ꢀ(0.7ꢀNm).
Baseplateꢀflatnessꢀtoleranceꢀisꢀ0.004"ꢀ(.10mm)ꢀTIRꢀforꢀsurface.
2
ON/OFF
3
4
5
6
7
8
Vin(–)
Vout(–)
SENSE(–)
TRIM
Negativeꢀinputꢀvoltage
Negativeꢀoutputꢀvoltage
Pinsꢀ1-3,ꢀ5-7ꢀareꢀ0.040”ꢀ(1.02mm)ꢀdiameter,ꢀwithꢀ0.080”ꢀ(2.03mm)ꢀ
diameterꢀstandoffꢀshoulders.ꢀ
5)
6)
Pinsꢀ4ꢀandꢀ8ꢀareꢀ0.062”ꢀ(1.57ꢀmm)ꢀdiameterꢀwithꢀ0.100"ꢀ(2.54ꢀmm)ꢀ
diameterꢀstandoffꢀshoulders.
1
Negativeꢀremoteꢀsense
2
Outputꢀvoltageꢀtrim
AllꢀPins:ꢀMaterialꢀ-ꢀCopperꢀAlloy-ꢀFinishꢀ(RoHSꢀ6/6)ꢀ-ꢀMatteꢀTinꢀoverꢀ
Nickelꢀplate
3
SENSE(+)
Vout(+)
Positiveꢀremoteꢀsense
Positiveꢀoutputꢀvoltage
7)
8)
9)
Undimensionedꢀcomponentsꢀareꢀshownꢀforꢀvisualꢀreferenceꢀonly.
Weight:ꢀ3.02ꢀoz.ꢀ(85.7ꢀg)ꢀtypical
Notes:
SENSE(–)ꢀshouldꢀbeꢀconnectedꢀtoꢀVout(–)ꢀeitherꢀremotelyꢀorꢀ
atꢀtheꢀconverter.
1)
Allꢀdimensionsꢀinꢀinchesꢀ(mm)ꢀ
Tolerances:ꢀꢀx.xxꢀꢀ+/-0.02ꢀin.ꢀ(x.xꢀꢀ+/-0.5mm)ꢀ
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀx.xxxꢀꢀ+/-0.020ꢀin.ꢀ(x.xxꢀꢀ+/-0.25mm)
LeaveꢀTRIMꢀpinꢀopenꢀforꢀnominalꢀoutputꢀvoltage.
2)
10)
11)
Workmanship:ꢀMeetsꢀorꢀexceedsꢀIPC-A-610CꢀClassꢀII
SENSE(+)ꢀshouldꢀbeꢀconnectedꢀtoꢀVout(+)ꢀeitherꢀremotelyꢀorꢀ
atꢀtheꢀconverter.
3)ꢀ
Recommendedꢀpinꢀlengthꢀisꢀ0.03”ꢀ(0.76mm)ꢀgreaterꢀthanꢀtheꢀPCBꢀ
thickness.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 2
Technical
Specification
IQ1B-QTC Family
IQ1B FAMILY ꢁlectrical Characteristics (all output voltages)
Taꢀ=ꢀ25ꢀ°C,ꢀairflowꢀrateꢀ=ꢀ300ꢀLFM,ꢀVinꢀ=ꢀ110ꢀVꢀdcꢀunlessꢀotherwiseꢀnoted;ꢀfullꢀoperatingꢀtemperatureꢀrangeꢀisꢀ-40ꢀ°Cꢀtoꢀ+100ꢀ°Cꢀbaseplateꢀ
temperatureꢀwithꢀappropriateꢀpowerꢀderating.ꢀꢀSpecificationsꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Parameter
Min.
Typ.
Max. Units ꢀotes & Conditions
ABSOLUTꢁ MAXIMUM RATIꢀGS
ꢀInputꢀVoltage
ꢀ
ꢀNon-Operating
ꢀOperating
ꢀOperatingꢀTransientꢀProtection
ꢀIsolationꢀVoltage
170
160
170
V
V
V
ꢀContinuous
ꢀContinuous
ꢀ100ꢀms
ꢀBasicꢀinsulation
ꢀInputꢀtoꢀOutput
ꢀInputꢀtoꢀBase-Plate
ꢀOutputꢀtoꢀBase-Plate
ꢀOperatingꢀTemperature
ꢀStorageꢀTemperature
ꢀVoltageꢀatꢀON/OFFꢀinputꢀpin
IꢀPUT CHARACTꢁRISTICS
ꢀOperatingꢀInputꢀVoltageꢀRange
ꢀInputꢀUnder-VoltageꢀLockout
ꢀTurn-OnꢀVoltageꢀThreshold
ꢀTurn-OffꢀVoltageꢀThreshold
ꢀLockoutꢀVoltageꢀHysteresis
ꢀInputꢀOver-VoltageꢀShutdown
ꢀRecommendedꢀExternalꢀInputꢀCapacitance
ꢀInputꢀFilterꢀComponentꢀValuesꢀ(L\C)
DYꢀAMIC CHARACTꢁRISTICS
ꢀTurn-OnꢀTransient
2250
2250
2250
100
125
18
Vꢀdc
Vꢀdc
Vꢀdc
°C
°C
V
ꢀ
ꢀ
ꢀ
-40
-55
-2
ꢀBaseplateꢀtemperature
ꢀ
ꢀ
66
110
160
V
ꢀ170Vꢀtransientꢀforꢀ100ms
ꢀ
ꢀ
ꢀ
ꢀ
60.8
57.3
63.5
60
3.5
175
100
65.7
62.3
V
V
V
V
µF
170
200
ꢀTypicalꢀESRꢀ0.1-0.2ꢀΩ
15\1.1
µH\µF ꢀInternalꢀvalues;ꢀseeꢀFigureꢀE
ꢀ
ꢀTurn-OnꢀTime
ꢀStart-UpꢀInhibitꢀTime
ꢀOutputꢀVoltageꢀOvershoot
ISOLATIOꢀ CHARACTꢁRISTICS
ꢀIsolationꢀVoltageꢀ(dielectricꢀstrength)
ꢀIsolationꢀResistance
9
230
0
ms
ms
%
ꢀFullꢀload,ꢀVout=90%ꢀnom.
ꢀ-40ꢀ°Cꢀtoꢀ+125ꢀ°C;ꢀFigureꢀF
ꢀMaximumꢀOutputꢀCapacitance
250
ꢀSeeꢀAbsoluteꢀMaximumꢀRatings
ꢀ
30
1000
MΩ
pF
ꢀIsolationꢀCapacitanceꢀ(inputꢀtoꢀoutput)
SeeꢀNoteꢀ1
TꢁMPꢁRATURꢁ LIMITS FOR POWꢁR DꢁRATIꢀG CURVꢁS
ꢀSemiconductorꢀJunctionꢀTemperature
ꢀBoardꢀTemperature
ꢀTransformerꢀTemperature
ꢀMaximumꢀBaseplateꢀTemperature,ꢀTb
FꢁATURꢁ CHARACTꢁRISTICS
125
125
125
100
°C
°C
°C
°C
ꢀPackageꢀratedꢀtoꢀ150ꢀ°C
ꢀULꢀratedꢀmaxꢀoperatingꢀtempꢀ130ꢀ°C
ꢀSeeꢀCommonꢀFigureꢀ3ꢀforꢀderatingꢀcurve
ꢀ
ꢀSwitchingꢀFrequency
ꢀON/OFFꢀControl
230
250
270
kHz ꢀRegulationꢀandꢀIsolationꢀstages
ꢀ
ꢀOff-StateꢀVoltage
ꢀOn-StateꢀVoltage
2.4
-2
1.8
0.8
V
ꢀ
ꢀ
ꢀON/OFFꢀControl
ꢀApplicationꢀnotesꢀFiguresꢀAꢀ&ꢀB
ꢀPull-UpꢀVoltage
5
V
ꢀ
ꢀPull-UpꢀResistance
50
125
10
kΩ
°C
°C
ꢀ
ꢀOver-TemperatureꢀShutdownꢀOTPꢀTripꢀPoint
ꢀOver-TemperatureꢀShutdownꢀRestartꢀHysteresis
RꢁLIABILITY CHARACTꢁRISTICS
ꢀCalculatedꢀMTBFꢀ(Telcordia)ꢀTR-NWT-000332
ꢀCalculatedꢀMTBFꢀ(MIL-217)ꢀMIL-HDBK-217F
ꢀFieldꢀDemonstratedꢀMTBF
ꢀAverageꢀPCBꢀTemperature
ꢀ
6
6
6
2.5
2
10 ꢀHrs. ꢀ80%ꢀload,ꢀ200LFM,ꢀ40ꢀ°CꢀTa
10 ꢀHrs. ꢀ80%ꢀload,ꢀ200LFM,ꢀ40ꢀ°CꢀTa
10 ꢀHrs. ꢀSeeꢀourꢀwebsiteꢀforꢀdetails
Noteꢀ1:ꢀHigherꢀvaluesꢀofꢀisolationꢀcapacitanceꢀcanꢀbeꢀaddedꢀexternalꢀtoꢀtheꢀmodule.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 3
Technical
Specification
IQ1B-QTC Family
IQ1B Family Standards and Qualifications (all output voltages)
TAꢀ=ꢀ25ꢀ°C,ꢀairflowꢀrateꢀ=ꢀ300ꢀLFM,ꢀVINꢀ=ꢀ110ꢀVDCꢀunlessꢀotherwiseꢀnoted;ꢀfullꢀoperatingꢀtemperatureꢀrangeꢀisꢀ-40ꢀ°Cꢀtoꢀ+100ꢀ°Cꢀbaseplateꢀ
temperatureꢀwithꢀappropriateꢀpowerꢀderating.ꢀꢀSpecificationsꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
STANDARDSꢀCOMPLIANCE
Parameter
ꢀotes & Conditions
STAꢀDARDS COMPLIAꢀCꢁ
ꢀUL/cULꢀ60950-1ꢀꢀ
ꢀEN60950-1ꢀꢀ
ꢀFileꢀ#ꢀE194341,ꢀBasicꢀinsulation
ꢀCertifiedꢀbyꢀTUV
ꢀNeedleꢀFlameꢀTestꢀ(IECꢀ695-2-2)
ꢀIECꢀ61000-4-2
ꢀTestꢀonꢀentireꢀassembly;ꢀboardꢀ&ꢀplasticꢀcomponentsꢀUL94V-0ꢀcompliant
ꢀESDꢀtest,ꢀ8ꢀkVꢀ-ꢀNP,ꢀ15ꢀkVꢀairꢀ-ꢀNPꢀ(NormalꢀPerformance)
Note:ꢀAnꢀexternalꢀinputꢀfuseꢀmustꢀalwaysꢀbeꢀusedꢀtoꢀmeetꢀtheseꢀsafetyꢀrequirements.ꢀꢀContactꢀSynQorꢀforꢀofficialꢀsafetyꢀcertificatesꢀonꢀnewꢀ
releasesꢀorꢀdownloadꢀfromꢀtheꢀSynQorꢀwebsite.
QUALIFICATIONꢀTESTING
Parameter
# Units Test Conditions
QUALIFICATIOꢀ TꢁSTIꢀG
ꢀLifeꢀTest
32
ꢀ95%ꢀratedꢀVinꢀandꢀload,ꢀunitsꢀatꢀderatingꢀpoint,ꢀ1000ꢀhours
ꢀVibration
5
ꢀ10-55ꢀHzꢀsweep,ꢀ0.060"ꢀtotalꢀexcursion,ꢀ1ꢀmin./sweep,ꢀ120ꢀsweepsꢀforꢀ3ꢀaxis
ꢀ100gꢀminimum,ꢀ2ꢀdropsꢀinꢀxꢀandꢀyꢀaxis,ꢀ1ꢀdropꢀinꢀzꢀaxis
ꢀ-40ꢀ°Cꢀtoꢀ100ꢀ°C,ꢀunitꢀtemp.ꢀrampꢀ15ꢀ°C/min.,ꢀ500ꢀcycles
ꢀToperatingꢀ=ꢀminꢀtoꢀmax,ꢀVinꢀ=ꢀminꢀtoꢀmax,ꢀfullꢀload,ꢀ100ꢀcycles
ꢀTmin-10ꢀ°CꢀtoꢀTmax+10ꢀ°C,ꢀ5ꢀ°Cꢀsteps,ꢀVinꢀ=ꢀminꢀtoꢀmax,ꢀ0-105%ꢀload
ꢀ85ꢀ°C,ꢀ85%ꢀRH,ꢀ1000ꢀhours,ꢀcontinuousꢀVinꢀappliedꢀexceptꢀ5ꢀmin/day
ꢀMIL-STD-883,ꢀmethodꢀ2003
ꢀMechanicalꢀShock
ꢀTemperatureꢀCycling
ꢀPower/ThermalꢀCycling
ꢀDesignꢀMarginality
ꢀHumidity
5
10
5
5
5
ꢀSolderability
15ꢀpins
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 4
Technical
Specification
IQ1B-QTC Family
IQ1B Family Figures (all output voltages)
120
Nominal Vout
Typical Current Limit Inception Point
100
80
60
40
20
0
Typical Output Voltage at Shutdown
Vin, Min.
Vin, Typ.
Vin, Max.
0
10 20 30 40 50 60 70 80 90 100 110 120 130 140 150
Load Current (%)
Common Figure 1: Typical startup waveform. Input voltage pre-
Common Figure 2: Output voltage vs. load current showing typical
applied, ON/OFF Pin on Ch 2.
current limit curves and converter shutdown points.
100,000.0
100,000.0
1.8 V
3.3 V
5 V
7 V
12 V
15 V
24 V
30 V
48 V
10,000.0
1,000.0
100.0
10,000.0
1,000.0
100.0
10.0
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15
Increase in Vout (%)
Increase in Vout (%)
Common Figure 3: Trim graph for trim-up 1.8 to 12 V outputs.
Common Figure 4: Trim graph for trim-up 15 to 48 V outputs.
10,000.0
All voltages
1,000.0
100.0
10.0
0
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19 20
Decrease in Vout (%)
Common Figure 5: Trim graph for trim down.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 5
Input
Output
Current
Part ꢀo.
66-160 V
3.3 V
30 A
IQ1B033QTC30
Technical Specification
IQ1B033QTC30 ꢁlectrical Characteristics (3.3 Vout)
Taꢀ=ꢀ25ꢀ°C,ꢀairflowꢀrateꢀ=ꢀ300ꢀLFM,ꢀVinꢀ=ꢀ110ꢀVꢀdcꢀunlessꢀotherwiseꢀnoted;ꢀfullꢀoperatingꢀtemperatureꢀrangeꢀisꢀ-40ꢀ°Cꢀtoꢀ+100ꢀ°Cꢀbaseplateꢀ
temperatureꢀwithꢀappropriateꢀpowerꢀderating.ꢀꢀSpecificationsꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Parameter
Min.
Typ.
Max. Units ꢀotes & Conditions
IꢀPUT CHARACTꢁRISTICS
ꢀMaximumꢀInputꢀCurrent
ꢀNo-LoadꢀInputꢀCurrent
2.2
50
4
A
mA
mA
V
mA
A
ꢀVinꢀmin;ꢀtrimꢀup;ꢀinꢀcurrentꢀlimit
40
2.5
0.08
70
ꢀDisabledꢀInputꢀCurrent
ꢀResponseꢀtoꢀInputꢀTransient
ꢀInputꢀTerminalꢀRippleꢀCurrent
ꢀRecommendedꢀInputꢀFuse
OUTPUT CHARACTꢁRISTICS
ꢀOutputꢀVoltageꢀSetꢀPoint
ꢀOutputꢀVoltageꢀRegulation
ꢀOverꢀLine
ꢀOverꢀLoad
ꢀOverꢀTemperature
ꢀTotalꢀOutputꢀVoltageꢀRange
ꢀOutputꢀVoltageꢀRippleꢀandꢀNoise
ꢀPeak-to-Peak
ꢀSeeꢀFigureꢀ6
ꢀRMS
ꢀFastꢀactingꢀexternalꢀfuseꢀrecommended
5
3.267
3.3
3.333
V
±0.1
±0.1
±0.3
±0.3
50
%
%
mV
V
-50
3.218
3.383
ꢀOverꢀsample,ꢀline,ꢀload,ꢀtemperatureꢀ&ꢀlife
ꢀ20ꢀMHzꢀbandwidth;ꢀseeꢀNoteꢀ1
ꢀFullꢀload
ꢀFullꢀload
ꢀSubjectꢀtoꢀthermalꢀderating
ꢀOutputꢀvoltageꢀ10%ꢀLow
70
15
160
30
30
mV
mV
A
ꢀRMS
ꢀOperatingꢀOutputꢀCurrentꢀRange
ꢀOutputꢀDCꢀCurrent-LimitꢀInception
ꢀOutputꢀDCꢀCurrent-LimitꢀShutdownꢀVoltage
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀEnabled
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀDisabled
ꢀMaximumꢀOutputꢀCapacitance
ꢀOutputꢀVoltageꢀduringꢀLoadꢀCurrentꢀTransient
ꢀStepꢀChangeꢀinꢀOutputꢀCurrentꢀ(0.1ꢀA/µs)
ꢀSettlingꢀTime
ꢀOutputꢀVoltageꢀTrimꢀRange
ꢀOutputꢀVoltageꢀRemoteꢀSenseꢀRange
ꢀOutputꢀOver-VoltageꢀProtection
ꢀLoadꢀCurrentꢀScaleꢀFactor
ꢁFFICIꢁꢀCY
0
33
36
1.4
1.78
15
39
A
V
A
mA
µF
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀVoutꢀnominalꢀatꢀfullꢀloadꢀ(resistiveꢀload)
0
50
10,000
100
100
mV
µs
%
%
%
%
ꢀ50%ꢀtoꢀ75%ꢀtoꢀ50%ꢀIoutꢀmax
ꢀToꢀwithinꢀ1%ꢀVoutꢀnom
ꢀAcrossꢀPinsꢀ8&4;ꢀCommonꢀFiguresꢀ3-5;ꢀseeꢀNoteꢀ2
ꢀAcrossꢀPinsꢀ8&4
ꢀOverꢀfullꢀtempꢀrange;ꢀ%ꢀofꢀnominalꢀVout
ꢀSeeꢀOutputꢀLoadꢀCurrentꢀapp.ꢀnoteꢀonꢀourꢀweb
-20
10
10
127
1500
117
122
ꢀ100%ꢀLoad
ꢀ50%ꢀLoad
90
90
%
%
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
Noteꢀ1:ꢀOutputꢀisꢀterminatedꢀwithꢀ1ꢀµFꢀceramicꢀandꢀ15ꢀµFꢀlow-ESRꢀtantalumꢀcapacitors.ꢀForꢀapplicationsꢀrequiringꢀreducedꢀoutputꢀvoltageꢀrippleꢀandꢀ
noise,ꢀconsultꢀSynQorꢀapplicationsꢀsupportꢀ(e-mail:ꢀsupport@synqor.com)
Noteꢀ2:ꢀTrim-upꢀrangeꢀisꢀlimitedꢀbelowꢀ10%ꢀatꢀlowꢀlineꢀandꢀfullꢀload.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 6
Input
Output
Current
Part ꢀo.
66-160 V
3.3 V
30 A
IQ1B033QTC30
Technical Specification
100
95
90
85
80
75
70
65
60
16
14
12
10
8
6
4
66 Vin
66 Vin
110 Vin
150 Vin
110 Vin
150 Vin
2
0
0
3
6
9
12
15
18
21
24
27
30
0
3
6
9
12
15
18
21
24
27
30
Load Current (A)
Load Current (A)
Figure 1: Efficiency at nominal output voltage vs. load current for
Figure 2: Power dissipation at nominal output voltage vs. load current
minimum, nominal, and maximum input voltage at 25
°C.
for minimum, nominal, and maximum input voltage at 25°C.
35
30
25
20
15
35
30
25
20
15
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
10
5
10
5
0
0
0
25
40
55
70
85
0
25
40
55
70
85
Ambient Air Temperature (°C)
Ambient Air Temperature (°C)
Figure 3: Encased converter (without heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 5: Output voltage response to step-change in load current (50%-75%-
Figure 6: Output voltage response to step-change in input voltage
50% of Iout(max); dI/dt = 0.2 A/µs). Load cap: 1
µF ceramic and 15
µF tantalum
(1000 V/ms). Load cap: 100 µF, electrolytic output capacitance. Ch 1: Vout
capacitors. Ch 1: Vout (200 mV/div), Ch 2: Iout (10 A/div).
(200 mV/div), Ch 2: Vin (50 V/div).
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 7
Input66-160 V
Output5.0V
Current25 A
Part ꢀo.IQ1B050QTC25
Technical Specification
IQ1B050QTC25 ꢁlectrical Characteristics (5.0 Vout)
Taꢀ=ꢀ25ꢀ°C,ꢀairflowꢀrateꢀ=ꢀ300ꢀLFM,ꢀVinꢀ=ꢀ110ꢀVꢀdcꢀunlessꢀotherwiseꢀnoted;ꢀfullꢀoperatingꢀtemperatureꢀrangeꢀisꢀ-40ꢀ°Cꢀtoꢀ+100ꢀ°Cꢀbaseplateꢀ
temperatureꢀwithꢀappropriateꢀpowerꢀderating.ꢀꢀSpecificationsꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Parameter
Min.
Typ.
Max. Units ꢀotes & Conditions
IꢀPUT CHARACTꢁRISTICS
ꢀMaximumꢀInputꢀCurrent
ꢀNo-LoadꢀInputꢀCurrent
2.8
40
4.0
A
mA
mA
V
mA
A
ꢀVinꢀmin;ꢀtrimꢀup;ꢀinꢀcurrentꢀlimit
30
2.5
0.14
70
ꢀDisabledꢀInputꢀCurrent
ꢀResponseꢀtoꢀInputꢀTransient
ꢀInputꢀTerminalꢀRippleꢀCurrent
ꢀRecommendedꢀInputꢀFuse
OUTPUT CHARACTꢁRISTICS
ꢀOutputꢀVoltageꢀSetꢀPoint
ꢀOutputꢀVoltageꢀRegulation
ꢀOverꢀLine
ꢀOverꢀLoad
ꢀOverꢀTemperature
ꢀTotalꢀOutputꢀVoltageꢀRange
ꢀOutputꢀVoltageꢀRippleꢀandꢀNoise
ꢀPeak-to-Peak
ꢀSeeꢀFigureꢀ6
ꢀRMS
ꢀFastꢀactingꢀexternalꢀfuseꢀrecommended
5
4.95
5
5.05
V
±0.1
±0.1
±0.3
±0.3
75
%
%
mV
V
-75
4.875
5.125
ꢀOverꢀsample,ꢀline,ꢀload,ꢀtemperatureꢀ&ꢀlife
ꢀ20ꢀMHzꢀbandwidth;ꢀseeꢀNoteꢀ1
ꢀFullꢀload
ꢀFullꢀload
ꢀSubjectꢀtoꢀthermalꢀderating
ꢀOutputꢀvoltageꢀ10%ꢀLow
80
15
180
30
25
mV
mV
A
ꢀRMS
ꢀOperatingꢀOutputꢀCurrentꢀRange
ꢀOutputꢀDCꢀCurrent-LimitꢀInception
ꢀOutputꢀDCꢀCurrent-LimitꢀShutdownꢀVoltage
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀEnabled
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀDisabled
ꢀMaximumꢀOutputꢀCapacitance
ꢀOutputꢀVoltageꢀduringꢀLoadꢀCurrentꢀTransient
ꢀStepꢀChangeꢀinꢀOutputꢀCurrentꢀ(0.1ꢀA/µs)
ꢀSettlingꢀTime
ꢀOutputꢀVoltageꢀTrimꢀRange
ꢀOutputꢀVoltageꢀRemoteꢀSenseꢀRange
ꢀOutputꢀOver-VoltageꢀProtection
ꢀLoadꢀCurrentꢀScaleꢀFactor
ꢁFFICIꢁꢀCY
0
27.5
30.0
2.7
0.62
15
32.5
A
V
A
mA
µF
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀVoutꢀnominalꢀatꢀfullꢀloadꢀ(resistiveꢀload)
0
50
8,000
190
100
mV
µs
%
%
%
%
ꢀ50%ꢀtoꢀ75%ꢀtoꢀ50%ꢀIoutꢀmax
ꢀToꢀwithinꢀ1%ꢀVoutꢀnom
ꢀAcrossꢀPinsꢀ8&4;ꢀCommonꢀFiguresꢀ3-5;ꢀseeꢀNoteꢀ2
ꢀAcrossꢀPinsꢀ8&4
ꢀOverꢀfullꢀtempꢀrange
ꢀSeeꢀOutputꢀLoadꢀCurrentꢀapp.ꢀnoteꢀonꢀourꢀweb
-20
10
10
127
117
122
900
ꢀ100%ꢀLoad
ꢀ50%ꢀLoad
90
90
%
%
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
Noteꢀ1:ꢀOutputꢀisꢀterminatedꢀwithꢀ1ꢀµFꢀceramicꢀandꢀ15ꢀµFꢀlow-ESRꢀtantalumꢀcapacitors.ꢀForꢀapplicationsꢀrequiringꢀreducedꢀoutputꢀvoltageꢀrippleꢀandꢀ
noise,ꢀconsultꢀSynQorꢀapplicationsꢀsupportꢀ(e-mail:ꢀsupport@synqor.com)
Noteꢀ2:ꢀTrim-upꢀrangeꢀisꢀlimitedꢀbelowꢀ10%ꢀatꢀlowꢀlineꢀandꢀfullꢀload.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 8
Input66-160 V
Output5.0V
Current25 A
Part ꢀo.IQ1B050QTC25
Technical Specification
100
95
90
85
80
75
70
65
60
16
14
12
10
8
6
4
66 Vin
66 Vin
110 Vin
150 Vin
110 Vin
150 Vin
2
0
0
2
4
6
8
10
12
14
16
18
20
22
24
0
2
4
6
8
10
12
14
16
18
20
22
24
Load Current (A)
Load Current (A)
Figure 1: Efficiency at nominal output voltage vs. load current for
Figure 2: Power dissipation at nominal output voltage vs. load current
minimum, nominal, and maximum input voltage at 25
°C.
for minimum, nominal, and maximum input voltage at 25°C.
30
25
20
15
30
25
20
15
10
10
400 LFM (2.0 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
300 LFM (1.5 m/s)
5
0
5
0
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
0
25
40
55
70
85
0
25
40
55
70
85
Ambient Air Temperature (°C)
Ambient Air Temperature (°C)
Figure 3: Encased converter (without heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 5: Output voltage response to step-change in load current (50%-75%-50%
Figure 6: Output voltage response to step-change in input voltage
of Iout(max); dI/dt = 0.1 A/µs). Load cap: 1
µF ceramic and 15
µF tantalum
(1000 V/ms). Load cap: 100 µF, electrolytic output capacitance. Ch 1: Vout
capacitors. Ch 1: Vout (500 mV/div), Ch 2: Iout (5 A/div).
(200 mV/div), Ch 2: Vin (50 V/div).
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 9
Input66-160 V
Output7.0 V
Current20 A
Part ꢀo.IQ1B070QTC20
Technical Specification
IQ1B070QTC20 ꢁlectrical Characteristics (7.0 Vout)
Taꢀ=ꢀ25ꢀ°C,ꢀairflowꢀrateꢀ=ꢀ300ꢀLFM,ꢀVinꢀ=ꢀ110ꢀVꢀdcꢀunlessꢀotherwiseꢀnoted;ꢀfullꢀoperatingꢀtemperatureꢀrangeꢀisꢀ-40ꢀ°Cꢀtoꢀ+100ꢀ°Cꢀbaseplateꢀ
temperatureꢀwithꢀappropriateꢀpowerꢀderating.ꢀꢀSpecificationsꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Parameter
Min.
Typ.
Max. Units ꢀotes & Conditions
IꢀPUT CHARACTꢁRISTICS
ꢀMaximumꢀInputꢀCurrent
ꢀNo-LoadꢀInputꢀCurrent
3.1
100
4
A
mA
mA
V
mA
A
ꢀVinꢀmin;ꢀtrimꢀup;ꢀinꢀcurrentꢀlimit
80
1.8
0.15
170
ꢀDisabledꢀInputꢀCurrent
ꢀResponseꢀtoꢀInputꢀTransient
ꢀInputꢀTerminalꢀRippleꢀCurrent
ꢀRecommendedꢀInputꢀFuse
OUTPUT CHARACTꢁRISTICS
ꢀOutputꢀVoltageꢀSetꢀPoint
ꢀOutputꢀVoltageꢀRegulation
ꢀOverꢀLine
ꢀOverꢀLoad
ꢀOverꢀTemperature
ꢀTotalꢀOutputꢀVoltageꢀRange
ꢀOutputꢀVoltageꢀRippleꢀandꢀNoise
ꢀPeak-to-Peak
ꢀSeeꢀFigureꢀ6
ꢀRMS
ꢀFastꢀactingꢀexternalꢀfuseꢀrecommended
TBD
7.07
6.93
7
V
±0.1
±0.1
±0.3
±0.3
105
%
%
mV
V
-105
6.825
7.175
ꢀOverꢀsample,ꢀline,ꢀload,ꢀtemperatureꢀ&ꢀlife
ꢀ20ꢀMHzꢀbandwidth;ꢀseeꢀNoteꢀ1
ꢀFullꢀload
ꢀFullꢀload
ꢀSubjectꢀtoꢀthermalꢀderating
ꢀOutputꢀvoltageꢀ10%ꢀLow
65
15
130
30
60
mV
mV
A
ꢀRMS
ꢀOperatingꢀOutputꢀCurrentꢀRange
ꢀOutputꢀDCꢀCurrent-LimitꢀInception
ꢀOutputꢀDCꢀCurrent-LimitꢀShutdownꢀVoltage
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀEnabled
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀDisabled
ꢀMaximumꢀOutputꢀCapacitance
ꢀOutputꢀVoltageꢀduringꢀLoadꢀCurrentꢀTransient
ꢀStepꢀChangeꢀinꢀOutputꢀCurrentꢀ(0.1ꢀA/µs)
ꢀSettlingꢀTime
ꢀOutputꢀVoltageꢀTrimꢀRange
ꢀOutputꢀVoltageꢀRemoteꢀSenseꢀRange
ꢀOutputꢀOver-VoltageꢀProtection
ꢀLoadꢀCurrentꢀScaleꢀFactor
ꢁFFICIꢁꢀCY
0
22.0
24.0
2.9
0.87
15
26.0
A
V
A
mA
µF
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀVoutꢀnominalꢀatꢀfullꢀloadꢀ(resistiveꢀload)
0
50
4,000
300
100
mV
µs
%
%
%
%
ꢀ50%ꢀtoꢀ75%ꢀtoꢀ50%ꢀIoutꢀmax
ꢀToꢀwithinꢀ1%ꢀVoutꢀnom
ꢀAcrossꢀPinsꢀ8&4;ꢀCommonꢀFiguresꢀ3-5;ꢀseeꢀNoteꢀ2
ꢀAcrossꢀPinsꢀ8&4
ꢀOverꢀfullꢀtempꢀrange
ꢀSeeꢀOutputꢀLoadꢀCurrentꢀapp.ꢀnoteꢀonꢀourꢀweb
-20
10
10
127.0
117.0
122.0
700
ꢀ100%ꢀLoad
ꢀ50%ꢀLoad
91
91
%
%
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
Noteꢀ1:ꢀOutputꢀisꢀterminatedꢀwithꢀ1ꢀµFꢀceramicꢀandꢀ15ꢀµFꢀlow-ESRꢀtantalumꢀcapacitors.ꢀForꢀapplicationsꢀrequiringꢀreducedꢀoutputꢀvoltageꢀrippleꢀandꢀ
noise,ꢀconsultꢀSynQorꢀapplicationsꢀsupportꢀ(e-mail:ꢀsupport@synqor.com)
Noteꢀ2:ꢀTrim-upꢀrangeꢀisꢀlimitedꢀbelowꢀ10%ꢀatꢀlowꢀlineꢀandꢀfullꢀload.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 10
Input66-160 V
Output7.0 V
Current20 A
Part ꢀo.IQ1B070QTC20
Technical Specification
18
15
12
9
100
95
90
85
80
75
70
6
66 Vin
110 Vin
160Vin
66 Vin
110 Vin
160Vin
3
0
0
2
4
6
8
10
12
14
16
18
20
0
2
4
6
8
10
12
14
16
18
20
Load Current (A)
Load Current (A)
Figure 1: Efficiency at nominal output voltage vs. load current for
Figure 2: Power dissipation at nominal output voltage vs. load current
minimum, nominal, and maximum input voltage at 25
°C.
for minimum, nominal, and maximum input voltage at 25°C.
25
20
15
25
20
15
10
10
400 LFM (2.0 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
300 LFM (1.5 m/s)
5
5
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
0
0
0
25
40
55
70
85
0
25
40
55
70
85
Ambient Air Temperature (°C)
Ambient Air Temperature (°C)
Figure 3: Encased converter (without heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 5: Output voltage response to step-change in load current (50%-75%-50%
Figure 6: Output voltage response to step-change in input voltage
of Iout(max); dI/dt = 0.1 A/µs). Load cap: 1
µF ceramic and 15
µF tantalum
(1000 V/ms). Load cap: 100 µF, electrolytic output capacitance. Ch 1: Vout
capacitors. Ch 1: Vout (500 mV/div), Ch 2: Iout (10 A/div).
(200 mV/div), Ch 2: Vin (50 V/div).
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 11
Input
Output
Current
Part ꢀo.
66-160 V
12 V
12 A
IQ1B120QTC12
Technical Specification
IQ1B120QTC12 ꢁlectrical Characteristics (12.0 Vout)
Taꢀ=ꢀ25ꢀ°C,ꢀairflowꢀrateꢀ=ꢀ300ꢀLFM,ꢀVinꢀ=ꢀ110ꢀVꢀdcꢀunlessꢀotherwiseꢀnoted;ꢀfullꢀoperatingꢀtemperatureꢀrangeꢀisꢀ-40ꢀ°Cꢀtoꢀ+100ꢀ°Cꢀbaseplateꢀ
temperatureꢀwithꢀappropriateꢀpowerꢀderating.ꢀꢀSpecificationsꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Parameter
Min.
Typ.
Max. Units ꢀotes & Conditions
IꢀPUT CHARACTꢁRISTICS
ꢀMaximumꢀInputꢀCurrent
ꢀNo-LoadꢀInputꢀCurrent
3.1
50
4.0
A
mA
mA
V
mA
A
ꢀVinꢀmin;ꢀtrimꢀup;ꢀinꢀcurrentꢀlimit
43
2.4
0.18
100
ꢀDisabledꢀInputꢀCurrent
ꢀResponseꢀtoꢀInputꢀTransient
ꢀInputꢀTerminalꢀRippleꢀCurrent
ꢀRecommendedꢀInputꢀFuse
OUTPUT CHARACTꢁRISTICS
ꢀOutputꢀVoltageꢀSetꢀPoint
ꢀOutputꢀVoltageꢀRegulation
ꢀOverꢀLine
ꢀOverꢀLoad
ꢀOverꢀTemperature
ꢀTotalꢀOutputꢀVoltageꢀRange
ꢀOutputꢀVoltageꢀRippleꢀandꢀNoise
ꢀPeak-to-Peak
ꢀSeeꢀFigureꢀ6
ꢀRMS
ꢀFastꢀactingꢀexternalꢀfuseꢀrecommended
5
11.88
12
12.12
V
±0.1
±0.1
±0.3
±0.3
180
%
%
mV
V
-180
11.7
12.3
ꢀOverꢀsample,ꢀline,ꢀload,ꢀtemperatureꢀ&ꢀlife
ꢀ20ꢀMHzꢀbandwidth;ꢀseeꢀNoteꢀ1
ꢀFullꢀload
ꢀFullꢀload
ꢀSubjectꢀtoꢀthermalꢀderating
ꢀOutputꢀvoltageꢀ10%ꢀLow
65
15
130
30
12
mV
mV
A
ꢀRMS
ꢀOperatingꢀOutputꢀCurrentꢀRange
ꢀOutputꢀDCꢀCurrent-LimitꢀInception
ꢀOutputꢀDCꢀCurrent-LimitꢀShutdownꢀVoltage
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀEnabled
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀDisabled
ꢀMaximumꢀOutputꢀCapacitance
ꢀOutputꢀVoltageꢀduringꢀLoadꢀCurrentꢀTransient
ꢀStepꢀChangeꢀinꢀOutputꢀCurrentꢀ(0.1ꢀA/µs)
ꢀSettlingꢀTime
ꢀOutputꢀVoltageꢀTrimꢀRange
ꢀOutputꢀVoltageꢀRemoteꢀSenseꢀRange
ꢀOutputꢀOver-VoltageꢀProtection
ꢀLoadꢀCurrentꢀScaleꢀFactor
ꢁFFICIꢁꢀCY
0
13.2
14.4
4.9
0.95
15
15.6
A
V
A
mA
µF
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀVoutꢀnominalꢀatꢀfullꢀloadꢀ(resistiveꢀload)
0
50
1,500
180
100
mV
µs
%
%
%
%
ꢀ50%ꢀtoꢀ75%ꢀtoꢀ50%ꢀIoutꢀmax
ꢀToꢀwithinꢀ1%ꢀVoutꢀnom
ꢀAcrossꢀPinsꢀ8&4;ꢀCommonꢀFiguresꢀ3-5;ꢀseeꢀNoteꢀ2
ꢀAcrossꢀPinsꢀ8&4
ꢀOverꢀfullꢀtempꢀrange
ꢀSeeꢀOutputꢀLoadꢀCurrentꢀapp.ꢀnoteꢀonꢀourꢀweb
-20
10
10
127
117
122
433
ꢀ100%ꢀLoad
ꢀ50%ꢀLoad
91
91
%
%
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
Noteꢀ1:ꢀOutputꢀisꢀterminatedꢀwithꢀ1ꢀµFꢀceramicꢀandꢀ15ꢀµFꢀlow-ESRꢀtantalumꢀcapacitors.ꢀForꢀapplicationsꢀrequiringꢀreducedꢀoutputꢀvoltageꢀrippleꢀandꢀ
noise,ꢀconsultꢀSynQorꢀapplicationsꢀsupportꢀ(e-mail:ꢀsupport@synqor.com)
Noteꢀ2:ꢀTrim-upꢀrangeꢀisꢀlimitedꢀbelowꢀ10%ꢀatꢀlowꢀlineꢀandꢀfullꢀload.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 12
Input
Output
Current
Part ꢀo.
66-160 V
12 V
12 A
IQ1B120QTC12
Technical Specification
18
15
12
9
100
95
90
85
80
75
70
6
66 Vin
110 Vin
160Vin
66 Vin
110 Vin
160Vin
3
0
0
1
2
4
5
6
7
8
10
11
12
0
1
2
4
5
6
7
8
10
11
12
Load Current (A)
Load Current (A)
Figure 1: Efficiency at nominal output voltage vs. load current for
Figure 2: Power dissipation at nominal output voltage vs. load current
minimum, nominal, and maximum input voltage at 25
°C.
for minimum, nominal, and maximum input voltage at 25°C.
14
12
10
8
14
12
10
8
6
6
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
4
2
0
4
2
0
0
25
40
55
70
85
0
25
40
55
70
85
Ambient Air Temperature (°C)
Ambient Air Temperature (°C)
Figure 3: Encased converter (without heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 5: Output voltage response to step-change in load current (50%-75%-50%
Figure 6: Output voltage response to step-change in input voltage
of Iout(max); dI/dt = 0.1 A/µs). Load cap: 1
µF ceramic and 15
µF tantalum
(1000 V/ms). Load cap: 100 µF, electrolytic output capacitance. Ch 1: Vout
capacitors. Ch 1: Vout (500 mV/div), Ch 2: Iout (5 A/div).
(200 mV/div), Ch 2: Vin (50 V/div).
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 13
Input66-160 V
Output15 V
Current10 A
Part ꢀo.IQ1B150QTC10
Technical Specification
IQ1B150QTC10 ꢁlectrical Characteristics (15.0 Vout)
Taꢀ=ꢀ25ꢀ°C,ꢀairflowꢀrateꢀ=ꢀ300ꢀLFM,ꢀVinꢀ=ꢀ110ꢀVꢀdcꢀunlessꢀotherwiseꢀnoted;ꢀfullꢀoperatingꢀtemperatureꢀrangeꢀisꢀ-40ꢀ°Cꢀtoꢀ+100ꢀ°Cꢀbaseplateꢀ
temperatureꢀwithꢀappropriateꢀpowerꢀderating.ꢀꢀSpecificationsꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Parameter
Min.
Typ.
Max. Units ꢀotes & Conditions
IꢀPUT CHARACTꢁRISTICS
ꢀMaximumꢀInputꢀCurrent
ꢀNo-LoadꢀInputꢀCurrent
3.3
50
4.0
A
mA
mA
V
mA
A
ꢀVinꢀmin;ꢀtrimꢀup;ꢀinꢀcurrentꢀlimit
40
2.4
0.25
110
ꢀDisabledꢀInputꢀCurrent
ꢀResponseꢀtoꢀInputꢀTransient
ꢀInputꢀTerminalꢀRippleꢀCurrent
ꢀRecommendedꢀInputꢀFuse
OUTPUT CHARACTꢁRISTICS
ꢀOutputꢀVoltageꢀSetꢀPoint
ꢀOutputꢀVoltageꢀRegulation
ꢀOverꢀLine
ꢀOverꢀLoad
ꢀOverꢀTemperature
ꢀTotalꢀOutputꢀVoltageꢀRange
ꢀOutputꢀVoltageꢀRippleꢀandꢀNoise
ꢀPeak-to-Peak
ꢀSeeꢀFigureꢀ6
ꢀRMS
ꢀFastꢀactingꢀexternalꢀfuseꢀrecommended
5
14.85
15
15.15
V
±0.1
±0.1
±0.3
±0.3
225
%
%
mV
V
-225
14.625
15.375
ꢀOverꢀsample,ꢀline,ꢀload,ꢀtemperatureꢀ&ꢀlife
ꢀ20ꢀMHzꢀbandwidth;ꢀseeꢀNoteꢀ1
ꢀFullꢀload
ꢀFullꢀload
ꢀSubjectꢀtoꢀthermalꢀderating
ꢀOutputꢀvoltageꢀ10%ꢀLow
65
20
130
40
10
mV
mV
A
ꢀRMS
ꢀOperatingꢀOutputꢀCurrentꢀRange
ꢀOutputꢀDCꢀCurrent-LimitꢀInception
ꢀOutputꢀDCꢀCurrent-LimitꢀShutdownꢀVoltage
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀEnabled
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀDisabled
ꢀMaximumꢀOutputꢀCapacitance
ꢀOutputꢀVoltageꢀduringꢀLoadꢀCurrentꢀTransient
ꢀStepꢀChangeꢀinꢀOutputꢀCurrentꢀ(0.1ꢀA/µs)
ꢀSettlingꢀTime
ꢀOutputꢀVoltageꢀTrimꢀRange
ꢀOutputꢀVoltageꢀRemoteꢀSenseꢀRange
ꢀOutputꢀOver-VoltageꢀProtection
ꢀLoadꢀCurrentꢀScaleꢀFactor
ꢁFFICIꢁꢀCY
0
11.0
12.0
6.3
0.97
15
13.0
A
V
A
mA
µF
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀVoutꢀnominalꢀatꢀfullꢀloadꢀ(resistiveꢀload)
0
50
1,000
600
100
mV
µs
%
%
%
%
ꢀ50%ꢀtoꢀ75%ꢀtoꢀ50%ꢀIoutꢀmax
ꢀToꢀwithinꢀ1%ꢀVoutꢀnom
ꢀAcrossꢀPinsꢀ8&4;ꢀCommonꢀFiguresꢀ3-5;ꢀseeꢀNoteꢀ2
ꢀAcrossꢀPinsꢀ8&4
ꢀOverꢀfullꢀtempꢀrange
ꢀSeeꢀOutputꢀLoadꢀCurrentꢀapp.ꢀnoteꢀonꢀourꢀweb
-20
10
10
127
117
122
325
ꢀ100%ꢀLoad
ꢀ50%ꢀLoad
91
92
%
%
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
Noteꢀ1:ꢀOutputꢀisꢀterminatedꢀwithꢀ1ꢀµFꢀceramicꢀandꢀ15ꢀµFꢀlow-ESRꢀtantalumꢀcapacitors.ꢀForꢀapplicationsꢀrequiringꢀreducedꢀoutputꢀvoltageꢀrippleꢀandꢀ
noise,ꢀconsultꢀSynQorꢀapplicationsꢀsupportꢀ(e-mail:ꢀsupport@synqor.com)
Noteꢀ2:ꢀTrim-upꢀrangeꢀisꢀlimitedꢀbelowꢀ10%ꢀatꢀlowꢀlineꢀandꢀfullꢀload.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 14
Input66-160 V
Output15 V
Current10 A
Part ꢀo.IQ1B150QTC10
Technical Specification
18
15
12
9
100
95
90
85
80
75
70
6
66 Vin
110 Vin
160Vin
66 Vin
110 Vin
160Vin
3
0
0
1
2
3
4
5
6
7
8
9
10
0
1
2
3
4
5
6
7
8
9
10
Load Current (A)
Load Current (A)
Figure 1: Efficiency at nominal output voltage vs. load current for
Figure 2: Power dissipation at nominal output voltage vs. load current
minimum, nominal, and maximum input voltage at 25
°C.
for minimum, nominal, and maximum input voltage at 25°C.
12
10
8
12
10
8
6
6
4
4
400 LFM (2.0 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
300 LFM (1.5 m/s)
2
0
2
0
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
0
25
40
55
70
85
0
25
40
55
70
85
Ambient Air Temperature (°C)
Ambient Air Temperature (°C)
Figure 3: Encased converter (without heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 5: Output voltage response to step-change in load current (50%-75%-50%
Figure 6: Output voltage response to step-change in input voltage
of Iout(max); dI/dt = 0.1 A/µs). Load cap: 1
µF ceramic and 15
µF tantalum
(1000 V/ms). Load cap: 100 µF, electrolytic output capacitance. Ch 1: Vout
capacitors. Ch 1: Vout (200 mV/div), Ch 2: Iout (5 A/div).
(500 mV/div), Ch 2: Vin (50 V/div).
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 15
Input66-160 V
Output24 V
Current6 A
Part ꢀo.IQ1B240QTC06
Technical Specification
IQ1B240QTC06 ꢁlectrical Characteristics (24.0 Vout)
Taꢀ=ꢀ25ꢀ°C,ꢀairflowꢀrateꢀ=ꢀ300ꢀLFM,ꢀVinꢀ=ꢀ110ꢀVꢀdcꢀunlessꢀotherwiseꢀnoted;ꢀfullꢀoperatingꢀtemperatureꢀrangeꢀisꢀ-40ꢀ°Cꢀtoꢀ+100ꢀ°Cꢀbaseplateꢀ
temperatureꢀwithꢀappropriateꢀpowerꢀderating.ꢀꢀSpecificationsꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Parameter
Min.
Typ.
Max. Units ꢀotes & Conditions
IꢀPUT CHARACTꢁRISTICS
ꢀMaximumꢀInputꢀCurrent
ꢀNo-LoadꢀInputꢀCurrent
3.2
50
4.0
A
mA
mA
V
mA
A
ꢀVinꢀmin;ꢀtrimꢀup;ꢀinꢀcurrentꢀlimit
40
2.5
0.35
100
ꢀDisabledꢀInputꢀCurrent
ꢀResponseꢀtoꢀInputꢀTransient
ꢀInputꢀTerminalꢀRippleꢀCurrent
ꢀRecommendedꢀInputꢀFuse
OUTPUT CHARACTꢁRISTICS
ꢀOutputꢀVoltageꢀSetꢀPoint
ꢀOutputꢀVoltageꢀRegulation
ꢀOverꢀLine
ꢀOverꢀLoad
ꢀOverꢀTemperature
ꢀTotalꢀOutputꢀVoltageꢀRange
ꢀOutputꢀVoltageꢀRippleꢀandꢀNoise
ꢀPeak-to-Peak
ꢀSeeꢀFigureꢀ6
ꢀRMS
ꢀFastꢀactingꢀexternalꢀfuseꢀrecommended
5
23.76
24
24.24
V
±0.1
±0.1
±0.3
±0.3
360
%
%
mV
V
-360
23.40
24.60
ꢀOverꢀsample,ꢀline,ꢀload,ꢀtemperatureꢀ&ꢀlife
ꢀ20ꢀMHzꢀbandwidth;ꢀseeꢀNoteꢀ1
ꢀFullꢀload
ꢀFullꢀload
ꢀSubjectꢀtoꢀthermalꢀderating
ꢀOutputꢀvoltageꢀ10%ꢀLow
200
50
400
100
60
mV
mV
A
ꢀRMS
ꢀOperatingꢀOutputꢀCurrentꢀRange
ꢀOutputꢀDCꢀCurrent-LimitꢀInception
ꢀOutputꢀDCꢀCurrent-LimitꢀShutdownꢀVoltage
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀEnabled
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀDisabled
ꢀMaximumꢀOutputꢀCapacitance
ꢀOutputꢀVoltageꢀduringꢀLoadꢀCurrentꢀTransient
ꢀStepꢀChangeꢀinꢀOutputꢀCurrentꢀ(0.1ꢀA/µs)
ꢀSettlingꢀTime
ꢀOutputꢀVoltageꢀTrimꢀRange
ꢀOutputꢀVoltageꢀRemoteꢀSenseꢀRange
ꢀOutputꢀOver-VoltageꢀProtection
ꢀLoadꢀCurrentꢀScaleꢀFactor
ꢁFFICIꢁꢀCY
0
66.0
72.0
0.9
1.1
78.0
A
V
A
mA
µF
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀVoutꢀnominalꢀatꢀfullꢀloadꢀ(resistiveꢀload)
0.093
15,000
75
500
mV
µs
%
%
%
%
ꢀ50%ꢀtoꢀ75%ꢀtoꢀ50%ꢀIoutꢀmax
ꢀToꢀwithinꢀ1%ꢀVoutꢀnom
ꢀAcrossꢀPinsꢀ8&4;ꢀCommonꢀFiguresꢀ3-5;ꢀseeꢀNoteꢀ2
ꢀAcrossꢀPinsꢀ8&4
ꢀOverꢀfullꢀtempꢀrange
ꢀSeeꢀOutputꢀLoadꢀCurrentꢀapp.ꢀnoteꢀonꢀourꢀweb
-20
10
10
127.0
10
117.0
122.0
ꢀ100%ꢀLoad
ꢀ50%ꢀLoad
89
91
%
%
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
Noteꢀ1:ꢀOutputꢀisꢀterminatedꢀwithꢀ1ꢀµFꢀceramicꢀandꢀ15ꢀµFꢀlow-ESRꢀtantalumꢀcapacitors.ꢀForꢀapplicationsꢀrequiringꢀreducedꢀoutputꢀvoltageꢀrippleꢀandꢀ
noise,ꢀconsultꢀSynQorꢀapplicationsꢀsupportꢀ(e-mail:ꢀsupport@synqor.com)
Noteꢀ2:ꢀTrim-upꢀrangeꢀisꢀlimitedꢀbelowꢀ10%ꢀatꢀlowꢀlineꢀandꢀfullꢀload.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 16
Input66-160 V
Output24 V
Current6 A
Part ꢀo.IQ1B240QTC06
Technical Specification
100
95
90
85
80
75
70
65
60
21
18
15
12
9
6
66 Vin
66 Vin
110 Vin
150 Vin
110 Vin
150 Vin
3
0
0
1
2
3
4
5
6
0
1
2
3
4
5
6
Load Current (A)
Load Current (A)
Figure 1: Efficiency at nominal output voltage vs. load current for
Figure 2: Power dissipation at nominal output voltage vs. load current
minimum, nominal, and maximum input voltage at 25
°C.
for minimum, nominal, and maximum input voltage at 25°C.
7
6
5
4
3
7
6
5
4
3
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
2
1
0
2
1
0
0
25
40
55
70
85
0
25
40
55
70
85
Ambient Air Temperature (°C)
Ambient Air Temperature (°C)
Figure 3: Encased converter (without heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 5: Output voltage response to step-change in load current (50%-75%-50%
Figure 6: Output voltage response to step-change in input voltage
of Iout(max); dI/dt = 0.08 A/µs). Load cap: 1
µF ceramic capacitor. Ch 1: Vout
(1000 V/ms). Load cap: 100 µF, electrolytic output capacitance. Ch 1: Vout
(2 V/div), Ch 2: Iout (2.5 A/div).
(500 mV/div), Ch 2: Vin (50 V/div).
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 17
Input66-160 V
Output30 V
Current5 A
Part ꢀo.IQ1B300QTC05
Technical Specification
IQ1B300QTC05 ꢁlectrical Characteristics (30.0 Vout)
Taꢀ=ꢀ25ꢀ°C,ꢀairflowꢀrateꢀ=ꢀ300ꢀLFM,ꢀVinꢀ=ꢀ110ꢀVꢀdcꢀunlessꢀotherwiseꢀnoted;ꢀfullꢀoperatingꢀtemperatureꢀrangeꢀisꢀ-40ꢀ°Cꢀtoꢀ+100ꢀ°Cꢀbaseplateꢀ
temperatureꢀwithꢀappropriateꢀpowerꢀderating.ꢀꢀSpecificationsꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Parameter
Min.
Typ.
Max. Units ꢀotes & Conditions
IꢀPUT CHARACTꢁRISTICS
ꢀMaximumꢀInputꢀCurrent
ꢀNo-LoadꢀInputꢀCurrent
3.4
50
4
A
mA
mA
V
mA
A
ꢀVinꢀmin;ꢀtrimꢀup;ꢀinꢀcurrentꢀlimit
40
2.5
0.45
100
ꢀDisabledꢀInputꢀCurrent
ꢀResponseꢀtoꢀInputꢀTransient
ꢀInputꢀTerminalꢀRippleꢀCurrent
ꢀRecommendedꢀInputꢀFuse
OUTPUT CHARACTꢁRISTICS
ꢀOutputꢀVoltageꢀSetꢀPoint
ꢀOutputꢀVoltageꢀRegulation
ꢀOverꢀLine
ꢀOverꢀLoad
ꢀOverꢀTemperature
ꢀTotalꢀOutputꢀVoltageꢀRange
ꢀOutputꢀVoltageꢀRippleꢀandꢀNoise
ꢀPeak-to-Peak
ꢀSeeꢀFigureꢀ6
ꢀRMS
ꢀFastꢀactingꢀexternalꢀfuseꢀrecommended
5
29.7
30
30.3
V
±0.1
±0.1
±0.3
±0.3
450
%
%
mV
V
-450
29.25
30.75
ꢀOverꢀsample,ꢀline,ꢀload,ꢀtemperatureꢀ&ꢀlife
ꢀ20ꢀMHzꢀbandwidth;ꢀseeꢀNoteꢀ1
ꢀFullꢀload
ꢀFullꢀload
ꢀSubjectꢀtoꢀthermalꢀderating
ꢀOutputꢀvoltageꢀ10%ꢀLow
180
40
360
80
5
mV
mV
A
ꢀRMS
ꢀOperatingꢀOutputꢀCurrentꢀRange
ꢀOutputꢀDCꢀCurrent-LimitꢀInception
ꢀOutputꢀDCꢀCurrent-LimitꢀShutdownꢀVoltage
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀEnabled
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀDisabled
ꢀMaximumꢀOutputꢀCapacitance
ꢀOutputꢀVoltageꢀduringꢀLoadꢀCurrentꢀTransient
ꢀStepꢀChangeꢀinꢀOutputꢀCurrentꢀ(0.1ꢀA/µs)
ꢀSettlingꢀTime
ꢀOutputꢀVoltageꢀTrimꢀRange
ꢀOutputꢀVoltageꢀRemoteꢀSenseꢀRange
ꢀOutputꢀOver-VoltageꢀProtection
ꢀLoadꢀCurrentꢀScaleꢀFactor
ꢁFFICIꢁꢀCY
0
5.5
6.0
12.9
0.16
15
6.5
A
V
A
mA
µF
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀVoutꢀnominalꢀatꢀfullꢀloadꢀ(resistiveꢀload)
0
50
250
1850
50
mV
µs
%
%
%
%
ꢀ50%ꢀtoꢀ75%ꢀtoꢀ50%ꢀIoutꢀmax
ꢀToꢀwithinꢀ1%ꢀVoutꢀnom
ꢀAcrossꢀPinsꢀ8&4;ꢀCommonꢀFiguresꢀ3-5;ꢀseeꢀNoteꢀ2
ꢀAcrossꢀPinsꢀ8&4
ꢀOverꢀfullꢀtempꢀrange
ꢀSeeꢀOutputꢀLoadꢀCurrentꢀapp.ꢀnoteꢀonꢀourꢀweb
-20
10
10
127
117
122
156
ꢀ100%ꢀLoad
ꢀ50%ꢀLoad
88
91
%
%
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
Noteꢀ1:ꢀOutputꢀisꢀterminatedꢀwithꢀ1ꢀµFꢀceramicꢀandꢀ15ꢀµFꢀlow-ESRꢀtantalumꢀcapacitors.ꢀForꢀapplicationsꢀrequiringꢀreducedꢀoutputꢀvoltageꢀrippleꢀandꢀ
noise,ꢀconsultꢀSynQorꢀapplicationsꢀsupportꢀ(e-mail:ꢀsupport@synqor.com)
Noteꢀ2:ꢀTrim-upꢀrangeꢀisꢀlimitedꢀbelowꢀ10%ꢀatꢀlowꢀlineꢀandꢀfullꢀload.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 18
Input66-160 V
Output30 V
Current5 A
Part ꢀo.IQ1B300QTC05
Technical Specification
100
95
90
85
80
75
70
65
60
24
20
16
12
8
66 Vin
66 Vin
110 Vin
150 Vin
4
110 Vin
150 Vin
0
0
1
2
3
4
5
0
1
2
3
4
5
Load Current (A)
Load Current (A)
Figure 1: Efficiency at nominal output voltage vs. load current for
Figure 2: Power dissipation at nominal output voltage vs. load current
minimum, nominal, and maximum input voltage at 25
°C.
for minimum, nominal, and maximum input voltage at 25°C.
6
5
4
3
6
5
4
3
2
2
400 LFM (2.0 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
300 LFM (1.5 m/s)
1
0
1
0
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
0
25
40
55
70
85
0
25
40
55
70
85
Ambient Air Temperature (°C)
Ambient Air Temperature (°C)
Figure 3: Encased converter (without heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 5: Output voltage response to step-change in load current (50%-75%-50%
Figure 6: Output voltage response to step-change in input voltage
of Iout(max); dI/dt = 0.05 A/µs). Load cap: 1
µF ceramic capacitor. Ch 1: Vout
(1000 V/ms). Load cap: 100 µF, electrolytic output capacitance. Ch 1: Vout
(5 V/div), Ch 2: Iout (1 A/div).
(500 mV/div), Ch 2: Vin (50 V/div).
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 19
66-160 V
48 V
3 A
Input
Output
Current
Part ꢀo.
IQ1B480QTC03
Technical Specification
IQ1B480QTC03 ꢁlectrical Characteristics (48.0 Vout)
Taꢀ=ꢀ25ꢀ°C,ꢀairflowꢀrateꢀ=ꢀ300ꢀLFM,ꢀVinꢀ=ꢀ110ꢀVꢀdcꢀunlessꢀotherwiseꢀnoted;ꢀfullꢀoperatingꢀtemperatureꢀrangeꢀisꢀ-40ꢀ°Cꢀtoꢀ+100ꢀ°Cꢀbaseplateꢀ
temperatureꢀwithꢀappropriateꢀpowerꢀderating.ꢀꢀSpecificationsꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Parameter
Min.
Typ.
Max. Units ꢀotes & Conditions
IꢀPUT CHARACTꢁRISTICS
ꢀMaximumꢀInputꢀCurrent
ꢀNo-LoadꢀInputꢀCurrent
3.3
50
4
A
mA
mA
V
mA
A
ꢀVinꢀmin;ꢀtrimꢀup;ꢀinꢀcurrentꢀlimit
40
2.5
0.45
100
ꢀDisabledꢀInputꢀCurrent
ꢀResponseꢀtoꢀInputꢀTransient
ꢀInputꢀTerminalꢀRippleꢀCurrent
ꢀRecommendedꢀInputꢀFuse
OUTPUT CHARACTꢁRISTICS
ꢀOutputꢀVoltageꢀSetꢀPoint
ꢀOutputꢀVoltageꢀRegulation
ꢀOverꢀLine
ꢀOverꢀLoad
ꢀOverꢀTemperature
ꢀTotalꢀOutputꢀVoltageꢀRange
ꢀOutputꢀVoltageꢀRippleꢀandꢀNoise
ꢀPeak-to-Peak
ꢀSeeꢀFigureꢀ6
ꢀRMS
ꢀFastꢀactingꢀexternalꢀfuseꢀrecommended
5
47.52
48
48.48
V
±0.1
±0.1
±0.3
±0.3
720
%
%
mV
V
-720
46.80
49.20
ꢀOverꢀsample,ꢀline,ꢀload,ꢀtemperatureꢀ&ꢀlife
ꢀ20ꢀMHzꢀbandwidth;ꢀseeꢀNoteꢀ1
ꢀFullꢀload
ꢀFullꢀload
ꢀSubjectꢀtoꢀthermalꢀderating
ꢀOutputꢀvoltageꢀ10%ꢀLow
480
130
960
260
3
mV
mV
A
ꢀRMS
ꢀOperatingꢀOutputꢀCurrentꢀRange
ꢀOutputꢀDCꢀCurrent-LimitꢀInception
ꢀOutputꢀDCꢀCurrent-LimitꢀShutdownꢀVoltage
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀEnabled
ꢀBack-DriveꢀCurrentꢀLimitꢀwhileꢀDisabled
ꢀMaximumꢀOutputꢀCapacitance
ꢀOutputꢀVoltageꢀduringꢀLoadꢀCurrentꢀTransient
ꢀStepꢀChangeꢀinꢀOutputꢀCurrentꢀ(0.1ꢀA/µs)
ꢀSettlingꢀTime
ꢀOutputꢀVoltageꢀTrimꢀRange
ꢀOutputꢀVoltageꢀRemoteꢀSenseꢀRange
ꢀOutputꢀOver-VoltageꢀProtection
ꢀLoadꢀCurrentꢀScaleꢀFactor
ꢁFFICIꢁꢀCY
0
3.30
3.60
21
0.16
15
3.90
A
V
A
mA
µF
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀNegativeꢀcurrentꢀdrawnꢀfromꢀoutput
ꢀVoutꢀnominalꢀatꢀfullꢀloadꢀ(resistiveꢀload)
0
50
100
2300
100
mV
µs
%
%
%
%
ꢀ50%ꢀtoꢀ75%ꢀtoꢀ50%ꢀIoutꢀmax
ꢀToꢀwithinꢀ1%ꢀVoutꢀnom
ꢀAcrossꢀPinsꢀ8&4;ꢀCommonꢀFiguresꢀ3-5
ꢀAcrossꢀPinsꢀ8&4
ꢀOverꢀfullꢀtempꢀrange
ꢀSeeꢀOutputꢀLoadꢀCurrentꢀapp.ꢀnoteꢀonꢀourꢀweb
-20
10
10
127
117
122
93
ꢀ100%ꢀLoad
ꢀ50%ꢀLoad
87
90
%
%
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
ꢀSeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
Noteꢀ1:ꢀOutputꢀisꢀterminatedꢀwithꢀ1ꢀµFꢀceramicꢀcapacitor.ꢀꢀForꢀapplicationsꢀrequiringꢀreducedꢀoutputꢀvoltageꢀrippleꢀandꢀnoise,ꢀconsultꢀSynQorꢀ
applicationsꢀsupportꢀ(e-mail:ꢀsupport@synqor.com)
Noteꢀ2:ꢀTrim-upꢀrangeꢀisꢀlimitedꢀbelowꢀ10%ꢀatꢀlowꢀlineꢀandꢀfullꢀload.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 20
66-160 V
48 V
3 A
Input
Output
Current
Part ꢀo.
IQ1B480QTC03
Technical Specification
100
95
90
85
80
75
70
65
60
24
20
16
12
8
66 Vin
66 Vin
110 Vin
150 Vin
110 Vin
150 Vin
4
0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Load Current (A)
Load Current (A)
Figure 1: Efficiency at nominal output voltage vs. load current for
Figure 2: Power dissipation at nominal output voltage vs. load current
minimum, nominal, and maximum input voltage at 25
°C.
for minimum, nominal, and maximum input voltage at 25°C.
4
3
4
3
2
2
400 LFM (2.0 m/s)
400 LFM (2.0 m/s)
1
1
300 LFM (1.5 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
0
0
0
25
40
55
70
85
0
25
40
55
70
85
Ambient Air Temperature (°C)
Ambient Air Temperature (°C)
Figure 3: Encased converter (without heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 4: Encased converter (with 1/4” heatsink) max. output power derating vs.
ambient air temperature for airflow rates of 100 LFM through 400 LFM. Air flows
across the converter from pin 3 to pin 1 (nominal input voltage).
Figure 5: Output voltage response to step-change in load current (50%-75%-
Figure 6: Output voltage response to step-change in input voltage
50% of Iout(max); dI/dt = 0.02 A/µs). Load cap: 1
µF ceramic capacitor. Ch 1:
(1000 V/ms). Load cap: 100 µF, electrolytic output capacitance. Ch 1: Vout
Vout (5 V/div), Ch 2: Iout (1 A/div).
(500 mV/div), Ch 2: Vin (50 V/div).
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 21
Technical
Specification
IQ1B-QTC Family
BASICꢀOPERATIONꢀANDꢀFEATURES
CONTROLꢀFEATURES
Thisꢀ converterꢀ seriesꢀ usesꢀ aꢀ two-stageꢀ powerꢀ conversionꢀ
topology.ꢀ Theꢀ firstꢀ stageꢀ isꢀ aꢀ buck-converterꢀ thatꢀ keepsꢀ theꢀ
outputꢀ voltageꢀ constantꢀ overꢀ variationsꢀ inꢀ line,ꢀ load,ꢀ andꢀ
temperature.ꢀTheꢀsecondꢀstageꢀusesꢀaꢀtransformerꢀtoꢀprovideꢀ
theꢀ functionsꢀ ofꢀ input/outputꢀ isolationꢀ andꢀ voltageꢀ step-upꢀ orꢀ
step-downꢀtoꢀachieveꢀtheꢀoutputꢀvoltageꢀrequired.
RꢁMOTꢁ Oꢀ/OFF (Pin 2):ꢀTheꢀON/OFFꢀinput,ꢀPinꢀ2,ꢀpermitsꢀ
theꢀuserꢀtoꢀcontrolꢀwhenꢀtheꢀconverterꢀisꢀonꢀorꢀoff.ꢀThisꢀinputꢀ
isꢀ referencedꢀ toꢀ theꢀ returnꢀ terminalꢀ ofꢀ theꢀ inputꢀ bus,ꢀ Vin(-).ꢀ
TheꢀON/OFFꢀsignalꢀisꢀactiveꢀlowꢀ(meaningꢀthatꢀaꢀlowꢀturnsꢀtheꢀ
converterꢀon).ꢀFigureꢀAꢀdetailsꢀfourꢀpossibleꢀcircuitsꢀforꢀdrivingꢀ
theꢀON/OFFꢀpin.ꢀFigureꢀBꢀisꢀaꢀdetailedꢀlookꢀofꢀtheꢀinternalꢀON/
OFFꢀcircuitry.
Bothꢀ theꢀ firstꢀ stageꢀ andꢀ theꢀ secondꢀ stageꢀ switchꢀ atꢀ aꢀ fixedꢀ
frequencyꢀforꢀpredictableꢀEMIꢀperformance.ꢀRectificationꢀofꢀtheꢀ
transformer’sꢀoutputꢀisꢀaccomplishedꢀwithꢀsynchronousꢀrectifiers.ꢀ
Theseꢀ devices,ꢀ whichꢀ areꢀ MOSFETsꢀ withꢀ aꢀ veryꢀ lowꢀ on-stateꢀ
resistance,ꢀdissipateꢀfarꢀlessꢀenergyꢀthanꢀSchottkyꢀdiodes.ꢀThisꢀisꢀ
theꢀprimaryꢀreasonꢀthatꢀtheꢀconverterꢀhasꢀsuchꢀhighꢀefficiency,ꢀ
evenꢀatꢀveryꢀlowꢀoutputꢀvoltagesꢀandꢀveryꢀhighꢀoutputꢀcurrents.
RꢁMOTꢁ SꢁꢀSꢁ(+) (Pins 7 and 5):ꢀ Theꢀ SENSE(+)ꢀ inputsꢀ
correctꢀforꢀvoltageꢀdropsꢀalongꢀtheꢀconductorsꢀthatꢀconnectꢀtheꢀ
converter’sꢀoutputꢀpinsꢀtoꢀtheꢀload.
Pinꢀ 7ꢀ shouldꢀ beꢀ connectedꢀ toꢀ Vout(+)ꢀ andꢀ Pinꢀ 5ꢀ shouldꢀ beꢀ
connectedꢀtoꢀVout(-)ꢀatꢀtheꢀpointꢀonꢀtheꢀboardꢀwhereꢀregulationꢀ
isꢀ desired.ꢀ Aꢀ remoteꢀ connectionꢀ atꢀ theꢀ loadꢀ canꢀ adjustꢀ forꢀ aꢀ
voltageꢀdropꢀonlyꢀasꢀlargeꢀasꢀthatꢀspecifiedꢀinꢀthisꢀdatasheet,ꢀ
thatꢀisꢀ
Theseꢀconvertersꢀareꢀofferedꢀtotallyꢀencasedꢀtoꢀwithstandꢀharshꢀ
environmentsꢀandꢀthermallyꢀdemandingꢀapplications.ꢀDissipationꢀ
throughoutꢀ theꢀ converterꢀ isꢀ soꢀ lowꢀ thatꢀ itꢀ doesꢀ notꢀ requireꢀ aꢀ
heatsinkꢀ forꢀ operationꢀ inꢀ manyꢀ applications;ꢀ however,ꢀ addingꢀ
aꢀheatsinkꢀprovidesꢀimprovedꢀthermalꢀderatingꢀperformanceꢀinꢀ
extremeꢀsituations.
[Vout(+)ꢀ-ꢀVout(-)]ꢀ–ꢀ[Vsense(+)ꢀ-ꢀVsense(-)]ꢀ<ꢀ
SenseꢀRangeꢀ%ꢀxꢀVout
Pinsꢀ 7ꢀ andꢀ 5ꢀ mustꢀ beꢀ connectedꢀ forꢀ properꢀ regulationꢀ ofꢀ
theꢀ outputꢀ voltage.ꢀ ꢀ Ifꢀ theseꢀ connectionsꢀ areꢀ notꢀ made,ꢀ theꢀ
converterꢀ willꢀ deliverꢀ anꢀ outputꢀ voltageꢀ thatꢀ isꢀ slightlyꢀ higherꢀ
thanꢀitsꢀspecifiedꢀvalue.
Thisꢀ seriesꢀ ofꢀ convertersꢀ usesꢀ theꢀ industryꢀ standardꢀ footprintꢀ
andꢀpin-outꢀconfiguration.
Note:ꢀ theꢀ outputꢀ over-voltageꢀ protectionꢀ circuitꢀ sensesꢀ theꢀ
voltageꢀ acrossꢀ theꢀ outputꢀ (pinsꢀ 8ꢀ andꢀ 4)ꢀ toꢀ determineꢀ whenꢀ
itꢀshouldꢀtrigger,ꢀnotꢀtheꢀvoltageꢀacrossꢀtheꢀconverter’sꢀsenseꢀ
leadsꢀ(pinsꢀ7ꢀandꢀ5).ꢀꢀTherefore,ꢀtheꢀresistiveꢀdropꢀonꢀtheꢀboardꢀ
shouldꢀbeꢀsmallꢀenoughꢀsoꢀthatꢀoutputꢀOVPꢀdoesꢀnotꢀtrigger,ꢀ
evenꢀduringꢀloadꢀtransients.
ON/OFF
ON/OFF
5V
_
_
Vin( )
Vin( )
NegativeꢀLogic
(PermanentlyꢀEnabled)
RemoteꢀEnableꢀCircuit
50k
5V
ON/OFF
ON/OFF
50k
TTL
TTL/
CMOS
ON/OFF
100pF
_
Vin( )
_
_
Vin( )
Vin( )
OpenꢀCollectorꢀEnableꢀCircuit
DirectꢀLogicꢀDrive
Figure A: Various circuits for driving the ON/OFF pin.
Figure B: Internal ON/OFF pin circuitry
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 22
Technical
Specification
IQ1B-QTC Family
OUTPUT VOLTAGꢁ TRIM (Pin 6):ꢀTheꢀTRIMꢀinputꢀpermitsꢀtheꢀ
userꢀtoꢀadjustꢀtheꢀoutputꢀvoltageꢀacrossꢀtheꢀsenseꢀleadsꢀupꢀorꢀ
downꢀaccordingꢀtoꢀtheꢀtrimꢀrangeꢀspecifications.
PROTECTIONꢀFEATURES
Input Under-Voltage Lockout:ꢀ Theꢀ converterꢀ isꢀ designedꢀ
toꢀturnꢀoffꢀwhenꢀtheꢀinputꢀvoltageꢀisꢀtooꢀlow,ꢀhelpingꢀavoidꢀanꢀ
inputꢀsystemꢀinstabilityꢀproblem,ꢀdescribedꢀinꢀmoreꢀdetailꢀinꢀtheꢀ
applicationꢀnoteꢀtitledꢀ“0”ꢀonꢀourꢀwebsite.ꢀTheꢀlockoutꢀcircuitryꢀ
isꢀ aꢀ comparatorꢀ withꢀ dcꢀ hysteresis.ꢀ Whenꢀ theꢀ inputꢀ voltageꢀ isꢀ
rising,ꢀ itꢀ mustꢀ exceedꢀ theꢀ typicalꢀ Turn-Onꢀ Voltageꢀ Thresholdꢀ
valueꢀ (listedꢀ onꢀ theꢀ specificationsꢀ page)ꢀ beforeꢀ theꢀ converterꢀ
willꢀturnꢀon.ꢀOnceꢀtheꢀconverterꢀisꢀon,ꢀtheꢀinputꢀvoltageꢀmustꢀfallꢀ
belowꢀtheꢀtypicalꢀTurn-OffꢀVoltageꢀThresholdꢀvalueꢀbeforeꢀtheꢀ
converterꢀwillꢀturnꢀoff.
Toꢀ decreaseꢀ theꢀ outputꢀ voltage,ꢀ theꢀ userꢀ shouldꢀ connectꢀ aꢀ
resistorꢀbetweenꢀPinꢀ6ꢀandꢀPinꢀ5ꢀ(SENSE(-)ꢀinput).ꢀForꢀaꢀdesiredꢀ
decreaseꢀofꢀtheꢀnominalꢀoutputꢀvoltage,ꢀtheꢀvalueꢀofꢀtheꢀresistorꢀ
shouldꢀbe
ꢀ 511
ꢀꢀ
-ꢀ10.22 (kW)
R
ꢀ=
trim-down
(∆%)
where
ꢀ
ꢀ Vnominalꢀ–ꢀVdesired ꢀ
ꢀꢀꢀꢀꢀꢀVnominal
Output Current Limit:ꢀ Theꢀ maximumꢀ currentꢀ limitꢀ remainsꢀ
constantꢀ asꢀ theꢀ outputꢀ voltageꢀ drops.ꢀ However,ꢀ onceꢀ theꢀ
impedanceꢀofꢀtheꢀloadꢀacrossꢀtheꢀoutputꢀisꢀsmallꢀenoughꢀtoꢀmakeꢀ
theꢀoutputꢀvoltageꢀdropꢀbelowꢀtheꢀspecifiedꢀOutputꢀDCꢀCurrent-
LimitꢀShutdownꢀVoltage,ꢀtheꢀconverterꢀturnsꢀoff.
=
xꢀ100%
∆%
ꢀ
ꢀ
ꢀ
Toꢀ increaseꢀ theꢀ outputꢀ voltage,ꢀ theꢀ userꢀ shouldꢀ connectꢀ aꢀ
resistorꢀbetweenꢀPinꢀ6ꢀandꢀPinꢀ7ꢀ(SENSE(+)ꢀinput).ꢀForꢀaꢀdesiredꢀ
increaseꢀofꢀtheꢀnominalꢀoutputꢀvoltage,ꢀtheꢀvalueꢀofꢀtheꢀresistorꢀ
shouldꢀbeꢀ
Theꢀconverterꢀthenꢀentersꢀaꢀ“hiccupꢀmode”ꢀwhereꢀitꢀrepeatedlyꢀ
turnsꢀonꢀandꢀoffꢀatꢀaꢀ5ꢀHzꢀ(nominal)ꢀfrequencyꢀwithꢀaꢀ5%ꢀdutyꢀ
cycleꢀuntilꢀtheꢀshortꢀcircuitꢀconditionꢀisꢀremoved.ꢀThisꢀpreventsꢀ
excessiveꢀheatingꢀofꢀtheꢀconverterꢀorꢀtheꢀloadꢀboard.
5.11VOUTꢀ ꢀ(100+∆%)
x
511
ꢀꢀ
_
_ꢀ
R
=ꢀ
(kW)
trim-up
10.22
)
(
1.225∆%
∆%
Output Over-Voltage Limit:ꢀIfꢀtheꢀvoltageꢀacrossꢀtheꢀoutputꢀ
pinsꢀexceedsꢀtheꢀOutputꢀOver-VoltageꢀProtectionꢀthreshold,ꢀtheꢀ
converterꢀwillꢀimmediatelyꢀstopꢀswitching.ꢀThisꢀpreventsꢀdamageꢀ
toꢀtheꢀloadꢀcircuitꢀdueꢀtoꢀ1)ꢀexcessiveꢀseriesꢀresistanceꢀinꢀoutputꢀ
currentꢀ pathꢀ fromꢀ converterꢀ outputꢀ pinsꢀ toꢀ senseꢀ point,ꢀ 2)ꢀ aꢀ
releaseꢀofꢀaꢀshort-circuitꢀcondition,ꢀorꢀ3)ꢀaꢀreleaseꢀofꢀaꢀcurrentꢀ
limitꢀ condition.ꢀ Loadꢀ capacitanceꢀ determinesꢀ exactlyꢀ howꢀ highꢀ
theꢀoutputꢀvoltageꢀwillꢀriseꢀinꢀresponseꢀtoꢀtheseꢀconditions.ꢀAfterꢀ
200ꢀmsꢀtheꢀconverterꢀwillꢀautomaticallyꢀrestart.
where
V
ꢀ=ꢀNominalꢀOutputꢀVoltage
out
Graphsꢀ onꢀ Pageꢀ 3ꢀ showꢀ theꢀ relationshipꢀ betweenꢀ theꢀ trimꢀ
resistorꢀvalueꢀandꢀRtrim-upꢀandꢀRtrim-down,ꢀshowingꢀtheꢀtotalꢀ
rangeꢀtheꢀoutputꢀvoltageꢀcanꢀbeꢀtrimmedꢀupꢀorꢀdown.
Note:ꢀtheꢀTRIMꢀfeatureꢀdoesꢀnotꢀaffectꢀtheꢀvoltageꢀatꢀwhichꢀtheꢀ
outputꢀover-voltageꢀprotectionꢀcircuitꢀisꢀtriggered.ꢀTrimmingꢀtheꢀ
outputꢀvoltageꢀtooꢀhighꢀmayꢀcauseꢀtheꢀover-voltageꢀprotectionꢀ
circuitꢀtoꢀengage,ꢀparticularlyꢀduringꢀtransients.
Over-Temperature Shutdown:ꢀ Aꢀ temperatureꢀ sensorꢀ onꢀ
theꢀ converterꢀ sensesꢀ theꢀ averageꢀ temperatureꢀ ofꢀ theꢀ module.ꢀ
Theꢀthermalꢀshutdownꢀcircuitꢀisꢀdesignedꢀtoꢀturnꢀtheꢀconverterꢀ
offꢀ whenꢀ theꢀ temperatureꢀ atꢀ theꢀ sensedꢀ locationꢀ reachesꢀ theꢀ
Over-Temperatureꢀ Shutdownꢀ value.ꢀ Itꢀ willꢀ allowꢀ theꢀ converterꢀ
toꢀturnꢀonꢀagainꢀwhenꢀtheꢀtemperatureꢀofꢀtheꢀsensedꢀlocationꢀ
fallsꢀbyꢀtheꢀamountꢀofꢀtheꢀOver-TemperatureꢀShutdownꢀRestartꢀ
Hysteresisꢀvalue.
ItꢀisꢀnotꢀnecessaryꢀforꢀtheꢀuserꢀtoꢀaddꢀcapacitanceꢀatꢀtheꢀTrimꢀ
pin.ꢀTheꢀnodeꢀisꢀinternallyꢀbypassedꢀtoꢀeliminateꢀnoise.
Total DC Variation of V
specifications,ꢀtheꢀmaximumꢀvariationꢀofꢀtheꢀdcꢀvalueꢀofꢀV
toꢀbothꢀtrimmingꢀandꢀremoteꢀloadꢀvoltageꢀdrops,ꢀshouldꢀnotꢀbeꢀ
:ꢀForꢀtheꢀconverterꢀtoꢀmeetꢀitsꢀfullꢀ
OUT
,ꢀdueꢀ
OUT
greaterꢀthanꢀthatꢀspecifiedꢀforꢀtheꢀoutputꢀvoltageꢀtrimꢀrange.
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
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02/06/09
Page 23
Technical
Specification
IQ1B-QTC Family
Startup Inhibit Period:ꢀTheꢀStartupꢀInhibitꢀPeriodꢀensuresꢀthatꢀ
theꢀconverterꢀwillꢀremainꢀoffꢀforꢀapproximatelyꢀ200ꢀmsꢀwhenꢀitꢀisꢀ
shutꢀdownꢀforꢀanyꢀreason.ꢀꢀWhenꢀanꢀoutputꢀshortꢀisꢀpresent,ꢀthisꢀ
generatesꢀ aꢀ 5ꢀ Hzꢀ “hiccupꢀ mode,”ꢀ whichꢀ preventsꢀ theꢀ converterꢀ
fromꢀoverheating.ꢀꢀInꢀall,ꢀthereꢀareꢀsevenꢀwaysꢀthatꢀtheꢀconverterꢀ
canꢀbeꢀshutꢀdown,ꢀinitiatingꢀaꢀStartupꢀInhibitꢀPeriod:
APPLICATIONꢀCONSIDERATIONS
Input System Instability:ꢀThisꢀconditionꢀcanꢀoccurꢀbecauseꢀ
anyꢀ dc-dcꢀ converterꢀ appearsꢀ incrementallyꢀ asꢀ aꢀ negativeꢀ
resistanceꢀ load.ꢀ Aꢀ detailedꢀ applicationꢀ noteꢀ titledꢀ “Inputꢀ
SystemꢀInstability”ꢀisꢀavailableꢀonꢀtheꢀSynQorꢀwebsiteꢀwhichꢀ
providesꢀanꢀunderstandingꢀofꢀwhyꢀthisꢀinstabilityꢀarises,ꢀandꢀ
showsꢀtheꢀpreferredꢀsolutionꢀforꢀcorrectingꢀit.
•ꢀInputꢀUnder-VoltageꢀLockout
•ꢀOutputꢀOver-VoltageꢀProtection
•ꢀOverꢀTemperatureꢀShutdown
•ꢀCurrentꢀLimit
Application Circuits:ꢀ Figureꢀ Dꢀ providesꢀ aꢀ typicalꢀ ꢀ circuitꢀ
diagramꢀwhichꢀdetailsꢀtheꢀinputꢀfilteringꢀandꢀvoltageꢀtrimming.ꢀ
Input Filtering and ꢁxternal Capacitance:ꢀFigureꢀEꢀprovidesꢀ
aꢀdiagramꢀshowingꢀtheꢀinternalꢀinputꢀfilterꢀcomponents.ꢀꢀThisꢀfilterꢀ
dramaticallyꢀreducesꢀinputꢀterminalꢀrippleꢀcurrent,ꢀwhichꢀotherwiseꢀ
couldꢀexceedꢀtheꢀratingꢀofꢀanꢀexternalꢀelectrolyticꢀinputꢀcapacitor.ꢀ
Theꢀrecommendedꢀexternalꢀinputꢀcapacitanceꢀisꢀspecifiedꢀinꢀtheꢀ
Inputꢀ Characteristicsꢀ sectionꢀ onꢀ theꢀ Electricalꢀ Characteristicsꢀ
page.ꢀ ꢀ Moreꢀ detailedꢀ informationꢀ isꢀ availableꢀ inꢀ theꢀ applicationꢀ
noteꢀtitledꢀ“EMIꢀCharacteristics”ꢀonꢀtheꢀSynQorꢀwebsite.
•ꢀShortꢀCircuitꢀProtection
•ꢀTurnedꢀoffꢀbyꢀtheꢀON/OFFꢀinput
FigureꢀFꢀshowsꢀthreeꢀturn-onꢀscenarios,ꢀwhereꢀaꢀStartupꢀInhibitꢀ
Periodꢀisꢀinitiatedꢀatꢀt0,ꢀt1,ꢀandꢀt2:
Vout(+)
Vin(+)
Vsense(+)
Electrolyticꢀ
Capacitor
External
Input
Filter
R
trim-up
or
Vin
Trim
ON/OFF
C
R
load
trim-down
Iload
_
Vsense( )
_
_
Vin( )
Vout( )
Figure D: Typical application circuit (negative logic unit, permanently enabled).
L
Vin(+)
C
_
Vin( )
Figure E: Internal Input Filter Diagram (component values listed on the specifications page).
Product # IQ1BxxxQTCxx
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Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 24
Technical
Specification
IQ1B-QTC Family
Beforeꢀtimeꢀt0,ꢀwhenꢀtheꢀinputꢀvoltageꢀisꢀbelowꢀtheꢀUVLꢀthreshold,ꢀ
theꢀunitꢀisꢀdisabledꢀbyꢀtheꢀInputꢀUnder-VoltageꢀLockoutꢀfeature.ꢀ
Whenꢀ theꢀ inputꢀ voltageꢀ risesꢀ aboveꢀ theꢀ UVLꢀthreshold,ꢀ theꢀ
InputꢀUnder-VoltageꢀLockoutꢀisꢀreleased,ꢀandꢀaꢀStartupꢀInhibitꢀ
Periodꢀisꢀinitiated.ꢀꢀAtꢀtheꢀendꢀofꢀthisꢀdelay,ꢀtheꢀON/OFFꢀpinꢀisꢀ
evaluated,ꢀandꢀsinceꢀitꢀisꢀactive,ꢀtheꢀunitꢀturnsꢀon.
maximumꢀpowerꢀtheꢀconverterꢀcanꢀdissipateꢀforꢀaꢀgivenꢀthermalꢀ
conditionꢀifꢀitsꢀbase-plateꢀisꢀtoꢀbeꢀnoꢀhigherꢀthanꢀ100ꢀºC.
100ꢀºCꢀ-ꢀTA
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀPmaxꢀ=ꢀ
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀdissꢀꢀꢀꢀꢀꢀꢀRTH
BA
Thisꢀvalueꢀofꢀpowerꢀdissipationꢀcanꢀthenꢀbeꢀusedꢀinꢀconjunctionꢀ
withꢀtheꢀdataꢀshownꢀinꢀFigureꢀ2ꢀtoꢀdetermineꢀtheꢀmaximumꢀloadꢀ
currentꢀ(andꢀpower)ꢀthatꢀtheꢀconverterꢀcanꢀdeliverꢀinꢀtheꢀgivenꢀ
thermalꢀcondition.
Atꢀtimeꢀt1,ꢀtheꢀunitꢀisꢀdisabledꢀbyꢀtheꢀON/OFFꢀpin,ꢀandꢀitꢀcannotꢀ
beꢀenabledꢀagainꢀuntilꢀtheꢀStartupꢀInhibitꢀPeriodꢀhasꢀelapsed.
Whenꢀ theꢀ ON/OFFꢀ pinꢀ goesꢀ highꢀ afterꢀ t2,ꢀ theꢀ Startupꢀ Inhibitꢀ
Periodꢀhasꢀelapsed,ꢀandꢀtheꢀoutputꢀturnsꢀonꢀwithinꢀtheꢀtypicalꢀ
Turn-OnꢀTime.
Forꢀconvenience,ꢀFiguresꢀ3ꢀandꢀ4ꢀprovideꢀPowerꢀderatingꢀcurvesꢀ
forꢀanꢀencasedꢀconverterꢀwithoutꢀaꢀheatsinkꢀandꢀwithꢀaꢀtypicalꢀ
1/4"ꢀhighꢀheatsink.
Thermal Considerations:ꢀ Theꢀ maximumꢀ operatingꢀ base-
plateꢀtemperature,ꢀTB,ꢀisꢀ100ꢀºC.ꢀAsꢀlongꢀasꢀtheꢀuser’sꢀthermalꢀ
systemꢀ keepsꢀ TBꢀ <ꢀ 100ꢀ ºC,ꢀ theꢀ converterꢀ canꢀ deliverꢀ itsꢀ fullꢀ
ratedꢀpower.
Aꢀpowerꢀderatingꢀcurveꢀcanꢀbeꢀcalculatedꢀforꢀanyꢀheatsinkꢀthatꢀisꢀ
attachedꢀtoꢀtheꢀbase-plateꢀofꢀtheꢀconverter.ꢀItꢀisꢀonlyꢀnecessaryꢀ
toꢀdetermineꢀtheꢀthermalꢀresistance,ꢀRTHBA,ꢀofꢀtheꢀchosenꢀheatsinkꢀ
betweenꢀtheꢀbase-plateꢀandꢀtheꢀambientꢀairꢀforꢀaꢀgivenꢀairflowꢀ
rate.ꢀ Thisꢀ informationꢀ isꢀ usuallyꢀ availableꢀ fromꢀ theꢀ heatsinkꢀ
vendor.ꢀTheꢀfollowingꢀformulaꢀcanꢀtheꢀbeꢀusedꢀtoꢀdetermineꢀtheꢀ
V
in
Under-Voltageꢀ
LockoutꢀTurn-
OnꢀThreshold
ON/OFF
(negꢀlogic)
ON
OFF
ON
OFF
ON
9msꢀ(typical
turnꢀonꢀtime)
V
out
200ms
(typicalꢀstart-upꢀ
inhibitꢀperiod)
200ms
200ms
t
t0
t1
t2
Figure F: Startup Inhibit Period (turn-on time not to scale)
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
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Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 25
Technical
Specification
IQ1B-QTC Family
PART ꢀUMBꢁRIꢀG SYSTꢁM
ORDꢁRIꢀG IꢀFORMATIOꢀ
Theꢀ partꢀ numberingꢀ systemꢀ forꢀ SynQor’sꢀ dc-dcꢀ convertersꢀ
followsꢀtheꢀformatꢀshownꢀinꢀtheꢀexampleꢀbelow.
Theꢀtablesꢀbelowꢀshowꢀtheꢀvalidꢀmodelꢀnumbersꢀandꢀorderingꢀ
optionsꢀforꢀconvertersꢀinꢀthisꢀproductꢀfamily.ꢀꢀWhenꢀorderingꢀ
SynQorꢀconverters,ꢀpleaseꢀensureꢀthatꢀyouꢀuseꢀtheꢀcompleteꢀ
15ꢀcharacterꢀpartꢀnumberꢀconsistingꢀofꢀtheꢀ12ꢀcharacterꢀbaseꢀ
partꢀ numberꢀ andꢀ theꢀ additionalꢀ 3ꢀ charactersꢀ forꢀ options.ꢀ
Addꢀ“-G”ꢀtoꢀtheꢀmodelꢀnumberꢀforꢀ6/6ꢀRoHSꢀcompliance.
IQ 1B 033 Q T C 30 ꢀ R S - G
6/6 RoHS
Options (see
Continuous Input
Voltage
Maximum
Output Current
Ordering Information)
Model Number
Output Voltage
Output Current
IQ1B033QTC30xyz
IQ1B050QTC25xyz
IQ1B070QTC20xyz
IQ1B120QTC12xyz
IQ1B150QTC10xyz
IQ1B240QTC06xyz
IQ1B300QTC05xyz
IQ1B480QTC03xyz
66 - 160 V
66 - 160 V
66 - 160 V
66 - 160 V
66 - 160 V
66 - 160 V
66 - 160 V
66 - 160 V
3.3 V
5 V
7 V
12 V
15 V
24 V
30 V
48 V
30 A
25 A
20 A
12 A
10 A
6 A
Thermal Design
Performance Level
Package Size
Output Voltage
5 A
3 A
Input Voltage
Product Family
Theꢀfollowingꢀoptionsꢀmustꢀbeꢀincludedꢀinꢀplaceꢀofꢀthe x y z
spacesꢀinꢀtheꢀmodelꢀnumbersꢀlistedꢀabove.
Theꢀfirstꢀ12ꢀcharactersꢀcompriseꢀtheꢀbaseꢀpartꢀnumberꢀandꢀ
theꢀ lastꢀ 3ꢀ charactersꢀ indicateꢀ availableꢀ options.ꢀ ꢀ Theꢀ “-G”ꢀ
suffixꢀindicatesꢀ6/6ꢀRoHSꢀcompliance.
Options Description: x y z
Enable
Pin Length
Feature Set
Logic
N - Negative
R - 0.180"
S - Standard
Application ꢀotes
Aꢀvarietyꢀofꢀapplicationꢀnotesꢀandꢀtechnicalꢀwhiteꢀpapersꢀcanꢀ
beꢀdownloadedꢀinꢀpdfꢀformatꢀfromꢀourꢀwebsite.
Notꢀ allꢀ combinationsꢀ makeꢀ validꢀ partꢀ numbers,ꢀ pleaseꢀ contactꢀ
SynQorꢀforꢀavailability. SeeꢀtheꢀProductꢀSummaryꢀwebꢀpageꢀforꢀ
moreꢀoptions.
RoHS Compliance:ꢀTheꢀEUꢀledꢀRoHSꢀ(RestrictionꢀofꢀHazardousꢀ
Substances)ꢀDirectiveꢀbansꢀtheꢀuseꢀofꢀLead,ꢀCadmium,ꢀHexavalentꢀ
Chromium,ꢀ Mercury,ꢀ Polybrominatedꢀ Biphenylsꢀ (PBB),ꢀ andꢀ
PolybrominatedꢀDiphenylꢀEtherꢀ(PBDE)ꢀinꢀElectricalꢀandꢀElectronicꢀ
Equipment.ꢀꢀThisꢀSynQorꢀproductꢀisꢀ6/6ꢀRoHSꢀcompliant.ꢀꢀForꢀ
moreꢀ informationꢀ pleaseꢀ referꢀ toꢀ SynQor’sꢀ RoHSꢀ addendumꢀ
availableꢀ atꢀ ourꢀ RoHSꢀ Complianceꢀ /ꢀ Leadꢀ Freeꢀ Initiativeꢀ webꢀ
PATꢁꢀTS
SynQorꢀholdsꢀtheꢀfollowingꢀpatents,ꢀoneꢀorꢀmoreꢀofꢀwhichꢀ
mightꢀapplyꢀtoꢀthisꢀproduct:
pageꢀorꢀe-mailꢀꢀusꢀatꢀrohs@synqor.com
.
ꢀ
ꢀ
ꢀ
ꢀ
5,999,417ꢀ
6,594,159ꢀ
6,927,987ꢀ
7,119,524ꢀ
6,222,742ꢀ
6,731,520ꢀ
7,050,309ꢀ
7,269,034ꢀ
6,545,890ꢀ
6,894,468ꢀ
7,072,190ꢀ
7,272,021ꢀ
6,577,109ꢀ
6,896,526ꢀ
7,085,146ꢀ
7,272,023
Contact SynQor for further information:
Warranty
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Phone:ꢀ 978-849-0600
TollꢀFree:ꢀ 888-567-9596
SynQorꢀoffersꢀaꢀtwoꢀ(2)ꢀyearꢀlimitedꢀwarranty.ꢀCompleteꢀwarrantyꢀ
informationꢀisꢀlistedꢀonꢀourꢀwebsiteꢀorꢀisꢀavailableꢀuponꢀrequestꢀfromꢀ
SynQor.
Fax:ꢀ
E-mail:ꢀ power@synqor.com
Web:ꢀ www.synqor.com
Address:ꢀ 155ꢀSwansonꢀRoad
978-849-0602
InformationꢀfurnishedꢀbyꢀSynQorꢀisꢀbelievedꢀtoꢀbeꢀaccurateꢀandꢀreliable.ꢀ
However,ꢀnoꢀresponsibilityꢀisꢀassumedꢀbyꢀSynQorꢀforꢀitsꢀuse,ꢀnorꢀforꢀanyꢀ
infringementsꢀofꢀpatentsꢀorꢀotherꢀrightsꢀofꢀthirdꢀpartiesꢀwhichꢀmayꢀresultꢀ
fromꢀitsꢀuse.ꢀNoꢀlicenseꢀisꢀgrantedꢀbyꢀimplicationꢀorꢀotherwiseꢀunderꢀanyꢀ
patentꢀorꢀpatentꢀrightsꢀofꢀSynQor.
ꢀ
ꢀ
Boxborough,ꢀMAꢀ01719
USA
Product # IQ1BxxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ1BQTX Rev. D
02/06/09
Page 26
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