Input:
Output:
Current:
Part ꢀo.:
9-36 V
3.3 V
30 A
IQ18033QTC30
Technical Specification
IQ18033QTC30 ꢁꢃꢁCTRICꢂꢃ CꢅꢂRꢂCTꢁRISTICS (3.3 VOUT)
TAꢀ=ꢀ25ꢀ°C,ꢀairflowꢀrateꢀ=ꢀ300ꢀLFM,ꢀVINꢀ=ꢀ18ꢀVDCꢀunlessꢀotherwiseꢀnoted;ꢀfullꢀoperatingꢀtemperatureꢀrangeꢀisꢀ-40ꢀ°Cꢀtoꢀ+100ꢀ°Cꢀ
ambientꢀtemperatureꢀwithꢀappropriateꢀpowerꢀderating.ꢀꢀSpecificationsꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Parameter
Min.
Typ.
Max. Units ꢀotes & Conditions
IꢀPUT CꢅꢂRꢂCTꢁRISTICS
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
MaximumꢀInputꢀCurrentꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
172ꢀ
2.4ꢀ
16.7ꢀ
Aꢀ
mA
mA
Vꢀ
mAꢀ
Aꢀ
9ꢀVIN;ꢀtrimꢀup;ꢀinꢀcurrentꢀlimit
No-LoadꢀInputꢀCurrentꢀ
220ꢀ
DisabledꢀInputꢀCurrentꢀ
4.0ꢀ
ꢀ
ꢀ
ResponseꢀtoꢀInputꢀTransientꢀ
InputꢀTerminalꢀRippleꢀCurrentꢀ
RecommendedꢀInputꢀFuseꢀ
InputꢀFilterꢀComponentꢀValuesꢀ(L\C)ꢀ
0.16ꢀ
400ꢀ
ꢀ
300ꢀV/msꢀinputꢀtransient;ꢀ100ꢀµFꢀoutputꢀcap.
RMS
30ꢀ
ꢀ
Fastꢀactingꢀexternalꢀfuseꢀrecommended
µH\µFꢀ Internalꢀvalues;ꢀseeꢀFigureꢀE
0.47\18ꢀ
OUTPUT CꢅꢂRꢂCTꢁRISTICS
OutputꢀVoltageꢀSetꢀPointꢀ
OutputꢀVoltageꢀRegulation
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
3.267ꢀ
3.300ꢀ
3.333ꢀ
V
ꢀ
ꢀ
ꢀ
OverꢀLineꢀ
ꢀ
ꢀ
+0.1ꢀ
+0.1ꢀ
ꢀ
ꢀ
ꢀ
66ꢀ
10ꢀ
ꢀ
+0.3ꢀ
%
%
OverꢀLoadꢀ
+0.3ꢀ
OverꢀTemperatureꢀ
-50ꢀ
50ꢀ
mV
TotalꢀOutputꢀVoltageꢀRangeꢀ
3.218ꢀ
3.383ꢀ
Vꢀ
ꢀ
Overꢀsample,ꢀline,ꢀload,ꢀtemperatureꢀ&ꢀlife
20ꢀMHzꢀbandwidth
FullꢀLoad
FullꢀLoad
Subjectꢀtoꢀthermalꢀderating
OutputꢀVoltageꢀ10%ꢀLow
OutputꢀVoltageꢀRippleꢀandꢀNoiseꢀ1ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Peak-to-Peakꢀ
RMSꢀ
ꢀ
130ꢀ
mVꢀ
mVꢀ
Aꢀ
ꢀ
20ꢀ
OperatingꢀOutputꢀCurrentꢀRangeꢀ
0ꢀ
30ꢀ
OutputꢀDCꢀCurrent-LimitꢀInceptionꢀ
OutputꢀDCꢀCurrent-LimitꢀShutdownꢀVoltageꢀ
Back-DriveꢀCurrentꢀLimitꢀwhileꢀEnabledꢀ
Back-DriveꢀCurrentꢀLimitꢀwhileꢀDisabledꢀ
MaximumꢀOutputꢀCapacitanceꢀ
33ꢀ
36ꢀ
1.7ꢀ
0.85ꢀ
15ꢀ
ꢀ
39ꢀ
Aꢀ
ꢀ
ꢀ
ꢀ
ꢀ
V
Aꢀ
Negativeꢀcurrentꢀdrawnꢀfromꢀoutput
Negativeꢀcurrentꢀdrawnꢀfromꢀoutput
Voutꢀnominalꢀatꢀfullꢀloadꢀ(resistiveꢀload)
0ꢀ
50ꢀ
mAꢀ
µFꢀ
ꢀ
ꢀ
10,000ꢀ
OutputꢀVoltageꢀduringꢀLoadꢀCurrentꢀTransientꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ForꢀaꢀStepꢀChangeꢀinꢀOutputꢀCurrentꢀ(0.1ꢀA/µs)ꢀ
SettlingꢀTimeꢀ
ꢀ
125ꢀ
50ꢀ
ꢀ
ꢀ
mVꢀ
µsꢀ
%ꢀ
%ꢀ
%ꢀ
ꢀ
50%ꢀtoꢀ75%ꢀtoꢀ50%ꢀIOUTꢀmax
Toꢀwithinꢀ1%ꢀVOUTꢀnom
MeasuredꢀacrossꢀPinsꢀ8ꢀ&ꢀ4;ꢀCommonꢀFigureꢀ3
MeasuredꢀacrossꢀPinsꢀ8ꢀ&ꢀ4
Overꢀfullꢀtempꢀrange;ꢀ%ꢀofꢀnominalꢀVOUT
SeeꢀOutputꢀLoadꢀCurrentꢀapp.ꢀnoteꢀonꢀourꢀweb
ꢀ
-20ꢀ
ꢀ
ꢀ
OutputꢀVoltageꢀTrimꢀRangeꢀ
+10ꢀ
+10ꢀ
127ꢀ
ꢀ
OutputꢀVoltageꢀRemoteꢀSenseꢀRangeꢀ
OutputꢀOver-VoltageꢀProtectionꢀ
LoadꢀCurrentꢀScaleꢀFactorꢀ
ꢀ
117ꢀ
ꢀ
122ꢀ
1333ꢀ
ꢁFFICIꢁꢀCꢄ
ꢀ
ꢀ
100%ꢀLoadꢀ
50%ꢀLoadꢀ
ꢀ
ꢀ
87ꢀ
89ꢀ
ꢀ
ꢀ
%ꢀ
%ꢀ
SeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
SeeꢀFigureꢀ1ꢀforꢀefficiencyꢀcurve
ꢀote 1:ꢀOutputꢀisꢀterminatedꢀwithꢀ1ꢀµFꢀceramicꢀandꢀ15ꢀµFꢀlow-ESRꢀtantalumꢀcapacitors.ꢀ
ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀForꢀapplicationsꢀrequiringꢀreducedꢀoutputꢀvoltageꢀrippleꢀandꢀnoise,ꢀconsultꢀSynQorꢀapplicationsꢀsupportꢀ(e-mail:ꢀsupport@synqor.com)
Product # IQ18xxxQTCxx
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-IQ18QTX Rev. B
09/23/08
Page 8
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