Power Integrations, Inc., is a Silicon Valley-based supplier of high-performance components used in high-voltage power conversion. Their integrated circuits enable compact, energy-efficient AC-DC power supplies for a vast range of electronic products including smartphones, appliances, smart utility meters, LED lights and numerous industrial applications, while their SCALE gate drivers are critical components in high-power systems such as solar and wind energy, industrial motor drives, electric vehicles and high-voltage DC transmission lines. 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 their products, Power Integrations' stock is a component of clean-technology stock indices sponsored by Cleantech Group LLC and Clean Edge. Visit their Green Room for a comprehensive guide to energy-efficiency standards around the world.