Description
UBA20261/2 600 V and 350 V power IC for step dimmable CFLs Rev.2 * 10 October 2011 Product data sheet 1.General .
The UBA20261/2 are high-voltage power integrated circuits designed to drive and control high powered self-ballasted Compact Fluorescent Lamp (CFL) lig.
Features
* 2.1 Half-bridge features
* UBA20261: two internal 350 V, 1 , maximum 5 A NMOST half-bridge power MOSFETs
* UBA20262: two internal 600 V, 3 , maximum 2.7 A NMOST half-bridge power MOSFETs
* Integrated high-voltage level-shifter function with integrated bootstrap diode
2.2 Preheat and ig
