power integrations, inc., is a silicon valley-based supplier of high-performance electronic components used in high-voltage power-conversion systems. our integrated circuits and diodes enable compact, energy-efficient ac-dc power supplies for a vast range of electronic products including mobile devices, tvs, pcs, appliances, smart utility meters and led lights. our scale™ igbt drivers enhance the efficiency, reliability and cost of high-power applications such as industrial motor drives, solar and wind energy systems, electric vehicles and high-voltage dc transmission. since its introduction in 1998, power integrations'​ ecosmart® energy-efficiency technology has prevented billions of dollars'​ worth of energy waste and millions of tons of carbon emissions. reflecting the environmental benefits of our products, power integrations'​ stock is a member of clean-technology stock indices sponsored by cleantech group llc and clean edge. visit our green room for a comprehensive guide to energ