Encapsulated DC/DC converter 28SMV250

encapsulated DC/DC converter
encapsulated DC/DC converter
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encapsulated, plug-in
Electrical characteristics
unregulated, high-voltage
Other characteristics
single-output, insulated, dual-output, high-temperature, ultra-miniature
Input voltage

5 V, 12 V, 15 V, 24 V, 28 V

Output voltage

Max.: 500 V

Min.: 100 V


1.25 W


This series of unregulated high voltage DC-DC converters are produced in an ultra-miniature encapsulated package. 110 different models are available. These single and dual output isolated units will operate over the temperature range of -25º C to +70º C with no heat sink or electrical derating. For military applications an operating temperature range of -55º C to +85º C is available. An optional environmental screening package per MIL-STD-883 is also available. FEATURES 1.25 watt output at 70º ambient Ultra-miniature size 0.400" height, 4.0 grams weight, 0.1 cubic inches volume 100 megohm @ 1000 VDC input/output isolation MIL-STD 883 options available No heat sink or electrical derating required New dual outputs: ± Vout 100 to 250 VDC OPTIONS AVAILABLE Selected Per Mil. Std. 883 Expanded operating temp (-55º C to +85º C) Stabilization Bake (+125º C ambient) Temperature Cycle (-55º C to +125º C) Hi Temp, full power burn in (100% power, 125º C case temp) TYPICAL CHARACTERISTICS: Test conditions: 25º C ambient and input voltage at nominal value unless otherwise specified. LINE REGULATION: OUTPUT IS DIRECTLY PROPORTIONAL TO THE INPUT. Input voltage range:±10% all models Output voltage tolerance at full load-nom. Input:±3% Please keep loaded to minimum of 10% at all times. Note: For tighter output voltage tolerances, please consult factory. Converter frequency: 20 - 40 KHz Output temperature coefficient: 0.02%/ºC for all models Operating temperature: -25º C to +70º C ambient. No heat sink is required. Storage temperature: -55º C to +125º C Isolation: 100 megohms min. @ 1000V DC
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.