UBA2021 Datasheet | NXP Semiconductors

630 V driver IC for CFL and TL lamps Rev. 04 - 25 July 2008 Product data sheet 1. General description The UBA2021 is a high voltage IC intended to drive and control pact Fluorescent Lamps (CFL) or fluorescent TL lamps. It contains a driver circuit for an external half-bridge, an oscillator and a control circuit for starting up, preheating, ignition, lamp burning and protection. 2. Features I Adjustable preheat and ignition time. I Adjustable preheat current. I Adjustable lamp power. I Lamp power independent from mains voltage variations. I Overpower protection. I Lamp temperature stress protection at higher mains voltages. I Capacitive mode protection. I Protection against a...