Operating COnditiOns and CharaCteristiCs

input Voltage range

•16to40VDCcontinuous

•50Vforupto50msectransient

power dissipation (pd)

•8W

output power

•upto15wattsdependingonmodel

lead soldering temperature (10 sec per lead)

•300°C

storage temperature range (case)

•-65°Cto+150°C

case operating temperature (tc)

•-55°Cto+125°Cfullpower

•-55°Cto+135°Cabsolute

derating output power/current (tc)

•Linearlyfrom100%at125°Cto0%at135°C

output Voltage temperature coefficient

•100ppm/°Ctypical

•150ppm/°Cmaximum

input to output capacitance

•60pFtypical

current limit

•115%offullloadtypical

isolation

•100megohmminimumat500VDC

•Anypintocase,exceptcasepin

audio rejection

•50dBtypical

conversion Frequency (º55°c to +125°c tc)

•Freerun550kHztypical

480kHzmin,620kHzmax

inhibit pin Voltage (unit enabled)

•8.5to12V

undervoltage lockout

•14Vinputtypical

meChaniCal and envirOnmental

size (maximum)

nonflanged

1.460x1.130x0.330(37.08x28.70x8.38mm).SeecaseE1fordimensions.

Flanged

2.005x1.130x0.330(50.93x28.70x8.38mm).Seecaseg1fordimensions.

Weight (maximum)

30gramstypical

screening

RadiationtoleranttoRadiationHardnessAssurance(RHA)levelsof“-”(O)or“R”,perMIL-STD-38534.Interpointmodelnumbersusean“O”inthe

RHAdesignatorpositiontoindicatethe“-”(dash)RadiationHardnessAssurancelevelofMIL-PRF-38534,whichisdefinedas“noRHA”.

See“ClassHandK,MIL-PRF-38534Screening”tablesformoreinformation.

Availableconfigurations:OO,HO,HR,KR

synC and inhibit

sync in (500 to 600 kHz)

•Dutycycle40%to60%

•Logiclow0.8Vmax

•Logichigh4.5Vmin,5Vmax

•Referencedtoinputcommon

•Ifnotused,connecttoinputcommon

inhibit ttl open collector

•Logiclow(outputdisabled)

Logiclowvoltage≤0.8Vmax

Inhibitpincurrent12mAmax

•Referencedtoinputcommon

•Logichigh(outputenabled)

Opencollectororunconnected

Crane Aerospace & Electronics Power Solutions

smHF single and dual dc/dc converters

Page3of15

RevD-20070404

28 Volt input – 15 Watt

www.craneae.com