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300W AC-DC psu; efficiency from standard 3 x 5 in. footprint

300W AC-DC psu; efficiency from standard 3 x 5 in. footprint

New Products |
By Graham Prophet



The open frame VOF-300 and enclosed VOF-300-CNF series have universal input voltage range of 90 to 264 Vac with output voltage options of 12, 24, 36, and 48 Vdc. All models carry UL/cUL and TUV 60950-1 safety certifications while meeting EN 55032 Class B and FCC Class B limits for radiated emissions. The series has a minimum MTBF of 160,000 hours at 115 Vac at 25°C ambient, calculated per MIL-HDBK-217F. Protections for over current, over temperature, over voltage, and short circuit are included as well as power factor correction.

 

The open frame version measures 3.00 x 5.00 x 1.38 in (76.2 x 127 x 35.1 mm) and provides an operating temperature range at full load from -40 up to +50°C with forced air cooling, derating to 60% load at +70°C. Dimensions for the metal enclosed package are slightly larger at 3.46 x 5.35 x 1.59 in (88 x 136 x 40.4 mm), while carrying an operating temperature range at full load from -40 up to +60°C with forced air cooling, derating to 60% load at +80°C.

 

Prices start at $111.50 (25).

 

CUI; www.cui.com/product/power/ac-dc-power-supplies/chassis-mount/vof-300-series and www.cui.com/product/power/ac-dc-power-supplies/chassis-mount/vof-300-cnf-series

 

 

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