Topsil is a leading supplier of high quality Czochralski based epitaxial (EPI) wafers. The EPI-wafers are used as substrates for low power, medium power and special devices, including schottky, FRED, avalanche diodes, bipolar transistors, Power MOS, IGBTs, MEMS, and ICs.
All wafers are customised and meet tight mechanical and electrical parameter specifications according to SEMI standards. They are characterised by tight thickness and resistivity tolerances. Capabilities up to 200mm.