UBA20272 Overview
Description
The UBA20271/2 are high-voltage power ICs intended to drive and control higher powered self ballasted Compact Fluorescent Lamp (CFL) lighting applications. The UBA20271/2 operate from 120 V and 230 V.
Key Features
- UBA20271: Two internal 350 V, 1.0 max 5.0 A NMOST half-bridge power FETs
- UBA20272: Two internal 600 V, 3.0 , max 2.7 A NMOST half-bridge power FETs
- Integrated high-voltage level-shift function with integrated bootstrap diode 2.2 Preheat and ignition features
- Adjustable boost timing
- Fixed boost current ratio of 1.5
- Gradually boost to burn transition timing 2.4 Dim features
- Continuously variable dimming function for standard phase cut dimmers Datasheet pdf
- NXP Semiconductors UBA20271/2 350 V and 600 V Power ICs for dimmable compact fluorescent lamps
- Natural dimming curve by logar
