This document describes the features and characteristics of the STPS40SM80C power Schottky rectifier, including high junction temperature capability, optimized trade-off between leakage current and forward voltage drop, low leakage current, and specified avalanche capability. This product is suitable for high frequency switch mode power supply and is particularly suited for use in notebook, game station, LCD TV, and desktop adapters, providing these applications with good efficiency at both low and high load.