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Product category: Power Supply ICs and Controllers
News Release from: Vishay Siliconix | Subject: Si9122A and SiP11203/11204
Edited by the Electronicstalk Editorial Team on 23 June 2006

Chipset raises DC/DC conversion
efficiency

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A 500kHz half-bridge DC/DC controller and synchronous rectifier driver work together as a chipset to enable more efficient 25 to 300W telecomms and computer power supplies.

Vishay Intertechnology has released a new 500kHz half-bridge DC/DC controller and synchronous rectifier driver that work together as a chipset to enable more efficient 25 to 300W telecomms and computer power supplies The new Si9122A half-bridge controller and SiP11203/11204 secondary synchronous rectifier driver offer greater than 90% DC/DC conversion efficiency - even for output voltages below 3.3V - in power supply modules and network cards for fixed telecom systems, central office switching equipment, distributed power systems, intermediate bus convertors, and brick convertors