Supertex designs, develops, manufactures and markets integrated circuits utilizing high-voltage diffusion metal oxide semiconductor, high-voltage complementary metal oxide semiconductor and high-voltage bipolar complementary metal oxide semiconductor. The company supplies standard and custom interface products to use in medical electronics, imaging, light-emitting diode lighting and telecommunications markets. Supertex also provides custom processing services for the manufacture of integrated circuits using customer-owned designs and mask toolings. The company generates most of its product revenues from its product groups, Medical Electronics Group, Imaging Group and the Telecommunications and Broadband Group, which includes the light-emitting diode circuits for lighting. Supertex markets its products in the United States, Europe and Asia to electronic original equipment manufacturers. The company is headquartered in Sunnyvale, Calif.