Toshiba Launches Charge Pump White LED Driver With Constant Current Regulator

Toshiba America Electronic Components, Inc. (TAEC)* today announced a new charge pump DC/DC converter IC that drives the white light-emitting diodes (LEDs) used to backlight liquid-crystal display (LCD) panels and illuminate keypads in portable devices such as cell phones, PDAs, MP3 players and digital cameras. Specially designed for constant current driving, TCA62735FLG can drive up to four white LEDs with uniform brightness. Mass production is scheduled to start this month with a monthly production volume of three million units.