Product # IQ1BxxxQTCxx

Phone 1-888-567-9596

www.synqor.com

Doc.# 005-IQ1BQTX Rev. D

02/06/09

Page 6

Input:

Output:

Current:

Part no.:

66-160 V

3.3 V

30 A

IQ1B033QTC30

Technical Specification

IQ1B033QTC30 electrical Characteristics (3.3 Vout)

Ta=25°C,airflowrate=300LFM,Vin=110Vdcunlessotherwisenoted;fulloperatingtemperaturerangeis-40°Cto+100°Cbaseplate

temperaturewithappropriatepowerderating.Specificationssubjecttochangewithoutnotice.

Parameter

Min.

Typ.

Max. Units notes & Conditions

InPUT CHARACTeRISTICS

MaximumInputCurrent

2.2

A

Vinmin;trimup;incurrentlimit

No-LoadInputCurrent

40

50

mA

DisabledInputCurrent

2.5

4

mA

ResponsetoInputTransient

0.08

V

SeeFigure6

InputTerminalRippleCurrent

70

mA

RMS

RecommendedInputFuse

5

A

Fastactingexternalfuserecommended

OUTPUT CHARACTeRISTICS

OutputVoltageSetPoint

3.267

3.3

3.333

V

OutputVoltageRegulation

OverLine

±0.1

±0.3

%

OverLoad

±0.1

±0.3

%

OverTemperature

-50

50

mV

TotalOutputVoltageRange

3.218

3.383

V

Oversample,line,load,temperature&life

OutputVoltageRippleandNoise

20MHzbandwidth;seeNote1

Peak-to-Peak

70

160

mV

Fullload

RMS

15

30

mV

Fullload

OperatingOutputCurrentRange

0

30

A

Subjecttothermalderating

OutputDCCurrent-LimitInception

33

36

39

A

Outputvoltage10%Low

OutputDCCurrent-LimitShutdownVoltage

1.4

V

Back-DriveCurrentLimitwhileEnabled

1.78

A

Negativecurrentdrawnfromoutput

Back-DriveCurrentLimitwhileDisabled

0

15

50

mA

Negativecurrentdrawnfromoutput

MaximumOutputCapacitance

10,000

µF

Voutnominalatfullload(resistiveload)

OutputVoltageduringLoadCurrentTransient

StepChangeinOutputCurrent(0.1A/µs)

100

mV

50%to75%to50%Ioutmax

SettlingTime

100

µs

Towithin1%Voutnom

OutputVoltageTrimRange

-20

10

%

AcrossPins8&4;CommonFigures3-5;seeNote2

OutputVoltageRemoteSenseRange

10

%

AcrossPins8&4

OutputOver-VoltageProtection

117

122

127

%

Overfulltemprange;%ofnominalVout

LoadCurrentScaleFactor

1500

%

SeeOutputLoadCurrentapp.noteonourweb

eFFICIenCY

100%Load

90

%

SeeFigure1forefficiencycurve

50%Load

90

%

SeeFigure1forefficiencycurve

Note1:Outputisterminatedwith1µFceramicand15µFlow-ESRtantalumcapacitors.Forapplicationsrequiringreducedoutputvoltagerippleand

noise,consultSynQorapplicationssupport(e-mail:support@synqor.com)

Note2:Trim-uprangeislimitedbelow10%atlowlineandfullload.