EE Product News

250W AC/DC Supplies Measure 1U High

Residing in small 1U-high U-Chassis, the MPA250x series ac/dc power supplies deliver up to 250W of output power and include an auto-ranging 90 to 264 Vac input, power factor correction, full safety approvals, and robust filtering. The 10 standard models operate from auto-ranging inputs of 90 to 132 Vac or 180 to 264 Vac. Outputs, factory set to 5, 9, 12, 15, 18, 24, 28, 36, 48 or 54 Vdc, are all user adjustable. Standard features include power factor correction to EN61000-3-2 A, FCC class B emissions, an input/output isolation of 3 kVac, and 20-ms hold-up times. All models include over-load, over-voltage, over-temperature, and short-circuit protection. Other shared features include signals for power on, power good, and fan fail, a driver output for an external fan, and a MTBF (per MIL HDBK 217F) of greater than 100,000 hours. Models are also available with leakage currents as low as 300 µA. MICROPOWER DIRECT, Stoughton, MA. (781) 344-8226.


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TAGS: Components
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