This document describes the features of MITSUBISHI Nch POWER MOSFET FS16KM-9 for high-speed switching use. It has a drain-source voltage of 450V, a drain-source resistance of 0.45Ω, and a drain current of 16A. The product is suitable for SMPS, DC-DC converters, battery chargers, power supplies for printers, copiers, HDDs, FDDs, TVs, VCRs, personal computers, etc.