Technical

Specification

IQ1B-QTC Family

Product # IQ1BxxxQTCxx

Phone 1-888-567-9596

www.synqor.com

Doc.# 005-IQ1BQTX Rev. D

02/06/09

Page 3

IQ1B FAMILY electrical Characteristics (all output voltages)

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

temperaturewithappropriatepowerderating.Specificationssubjecttochangewithoutnotice.

Parameter

Min.

Typ.

Max. Units notes & Conditions

ABSOLUTe MAXIMUM RATInGS

InputVoltage

Non-Operating

170

V

Continuous

Operating

160

V

Continuous

OperatingTransientProtection

170

V

100ms

IsolationVoltage

Basicinsulation

InputtoOutput

2250

Vdc

InputtoBase-Plate

2250

Vdc

OutputtoBase-Plate

2250

Vdc

OperatingTemperature

-40

100

°C

Baseplatetemperature

StorageTemperature

-55

125

°C

VoltageatON/OFFinputpin

-2

18

V

InPUT CHARACTeRISTICS

OperatingInputVoltageRange

66

110

160

V

170Vtransientfor100ms

InputUnder-VoltageLockout

Turn-OnVoltageThreshold

60.8

63.5

65.7

V

Turn-OffVoltageThreshold

57.3

60

62.3

V

LockoutVoltageHysteresis

3.5

V

InputOver-VoltageShutdown

170

175

V

RecommendedExternalInputCapacitance

100

µF

TypicalESR0.1-0.2Ω

InputFilterComponentValues(L\C)

15\1.1

µH\µF Internalvalues;seeFigureE

DYnAMIC CHARACTeRISTICS

Turn-OnTransient

Turn-OnTime

9

ms

Fullload,Vout=90%nom.

Start-UpInhibitTime

200

230

250

ms

-40°Cto+125°C;FigureF

OutputVoltageOvershoot

0

%

MaximumOutputCapacitance

ISOLATIOn CHARACTeRISTICS

IsolationVoltage(dielectricstrength)

SeeAbsoluteMaximumRatings

IsolationResistance

30

MΩ

IsolationCapacitance(inputtooutput)

1000

pF

SeeNote1

TeMPeRATURe LIMITS FOR POWeR DeRATInG CURVeS

SemiconductorJunctionTemperature

125

°C

Packageratedto150°C

BoardTemperature

125

°C

ULratedmaxoperatingtemp130°C

TransformerTemperature

125

°C

SeeCommonFigure3forderatingcurve

MaximumBaseplateTemperature,Tb

100

°C

FeATURe CHARACTeRISTICS

SwitchingFrequency

230

250

270

kHz

RegulationandIsolationstages

ON/OFFControl

Off-StateVoltage

2.4

1.8

V

On-StateVoltage

-2

0.8

ON/OFFControl

ApplicationnotesFiguresA&B

Pull-UpVoltage

5

V

Pull-UpResistance

50

kΩ

Over-TemperatureShutdownOTPTripPoint

125

°C

AveragePCBTemperature

Over-TemperatureShutdownRestartHysteresis

10

°C

ReLIABILITY CHARACTeRISTICS

CalculatedMTBF(Telcordia)TR-NWT-000332

2.5

106Hrs. 80%load,200LFM,40°CTa

CalculatedMTBF(MIL-217)MIL-HDBK-217F

2

106Hrs. 80%load,200LFM,40°CTa

FieldDemonstratedMTBF

106Hrs. Seeourwebsitefordetails

Note1:Highervaluesofisolationcapacitancecanbeaddedexternaltothemodule.