International Rectifier (NYSE:IRF) announced a new series of more than 40 DC-DC converter-specific HEXFET® power MOSFETs that enable 85 percent-plus efficiency in sub-two volt power systems. The new devices maximize performance in distributed power supplies used in telecom systems, network servers and desktop computers with advanced microprocessors from AMD®, Intel® and others. Distributed power systems use several DC-DC converters to produce different operating voltages for the various sub-systems in today's computers and other electronic equipment.