IXYS Corporation, (NASDAQ:IXYS) is an American company based in Milpitas, California. IXYS focuses on power semiconductors, radio frequency (RF) power semiconductors, and digital and analog integrated circuits (ICs). In July 2013, IXYS announced the completion of acquisition for Samsungs 4-bit and 8-bit microcontroller line. Dr. Nathan Zommer founded IXYS Corporation in 1983 in Silicon Valley, Santa Clara, California. IXYS was originally a fabless power semiconductor device company. In 1989, IXYS provided Power MOSFETs for the General Motors EV1. IXYS provided high power IGBTs for the KTX-II high-speed train.