Tuesday, April 21, 2009

High Efficiency Powersupplies


UNIPOWER Corporation announces its latest generation of high-density, hot swappable 48VDC modular rectifiers and front-ends. Called BLUEstreak™, the series combines high power density with high efficiency levels. The Front–end version will be factory set at 48VDC while the Rectifier version will be set at 54.4VDC.


BLUEstreak units can provide up to 2000W from a 1U high package at power densities as high as 23.4W/in³. Input voltage range is between 85 to 264VAC . Efficiency levels to 92% at 75% load. Four units with a total output of up to 8000W can be housed in a highly flexible 1U system rack.

The modules feature automatic load sharing and output Oring diodes and have an operating temperature range of –20 to +70ÂșC managed by variable speed cooling fans. LEDs indicate AC and DC power good and two standby outputs are available, +5V @ 1.8A and +12V @ .8A.

Like other UNIPOWER rectifiers, BLUEstreak modules use the I²C based PMBus to pass status and control data between a host system, management unit, and the module.

BLUEstreak rectifiers and front-ends will find wide application in network equipment and data storage as well as in telecom battery systems and will be available from end of Q2. The Series will include additional output voltages and various power levels in the near future.

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