UBA2021 Datasheet (Philips)

UBA2021, 630V driver IC

The UBA2021 is a high-voltage IC intended to drive and control Compact 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.

QUICK REFERENCE D

UBA2021 Features

* Adjustable preheat and ignition time

* Adjustable preheat current

* Adjustable lamp power

* Lamp temperature stress protection at higher mains voltages

* Capacitive mode protection

* Protection against a too-low drive voltage for the power MOSFETs.