Product category:
AC/DC Power Supplies
News Release from: Ultimate Renaissance | Subject: Astec LPQ142
Edited by the Electronicstalk Editorial
Team on 03 February 2003
Active PFC for four-output switcher
A new low profile 145W power supply from Ultimate Renaissance features compact design suitable for use in 1U chassis, and includes active power factor correction to comply with EN61000-3-2.
A new low profile 145W power supply from Ultimate Renaissance features compact design suitable for use in 1U chassis, and includes active power factor correction to comply with EN61000-3-2 requirements The Astec LPQ142 is a four-output switching PSU measuring 101.6 x 177.8 x 38.1mm, and featuring wide adjustable outputs on 1, 3 and 4
This article was originally published on Electronicstalk on 16 Mar 2001 at 8.00am (UK)
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Lightweight high-density switcher
Now available from Ultimate Renaissance are a range of highly efficient 60W AC/DC power supplies that provide power densities exceeding 7W/inch3 in a 50.8 x 101.6 x 20.3mm package.
Highest power density in class claim for switchers
New from UR (Ultimate Renaissance), EOS V-series switching power supplies pack up to 40W into a lightweight, open-frame unit occupying surface area similar to a regular business card.
The main output can be set from 3.3 to 5.5V, and features remote sensing.
Output 3 is adjustable from -12 to -15V, output 4 is fully floating and offers adjustment from +/-3.3 to +/-25V.
Output 2 is fixed at +12V.
The LPQ142 delivers high efficiency and 3.45W/in3 power density in applications where compactness and configurability are prerequisites.
These include remote networking devices, single board computers and high-speed Ethernet appliances, industrial applications and automated test applications.
Full load efficiency is 75%, and the unit operates at full load over the ambient temperature range 0 to +50C.
Operation up to +70C is possible, with 2.5% derating per degree above 50C.
The open-chassis LPQ142 operates at full power with 30ft3/min forced air cooling.
Convection cooling is also possible, and a cover for the chassis is available as an option.
The unit carries VDE0805/EN60950 (IEC950), UL1950, CB, CSA, UL and NEMKO approvals, and features single wire current sharing, built-in EMI filtering, power fail and remote inhibit, plus overload protection.
There is also overvoltage protection, tracking outputs 1, 3 and 4.
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