Murata (Mansfield, MA) has introduced the MVAC series of highly efficient, 3" x 5" open frame AC-DC power supplies. Suitable for use in a wide variety of industrial factory automation, communications, and medical equipment, the series comprises two single output models, the 250 Watt MVAC250 and the 400 Watt MVAC400 units. Features include:

  • AC input voltage range from 90 to 264 VAC.
  • Active power factor correction (PFC) and active inrush control.
  • A popular nominal output voltage of 12, 24, or 50 VDC.
  • A 12 VDC 1 A fan supply and an auxiliary 5 VDC 2 A output are provided across the range.
  • An efficiency rating of 94% typical.
  • Up to 170 W (MVAC250) 250 W (MVAC400) output without the need for any forced air flow.
  • An operating temperature range of -10° to +50°C with a start-up temperature down to -20°C and derated operation up to 70°C.

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