UBA2212 - NXP

UBA2212 Half-bridge power IC

The UBA2212 family of integrated circuits are a range of high voltage monolithic ICs for driving Compact Fluorescent Lamps (CFL) in half-bridge configurations. The family is designed to provide easy integration of lamp loads across a range of burner power and mains voltages. 2. Features and benefits 2.1 System integration  Integrated half-bridge power trans.

Features

2.1 System integration
 Integrated half-bridge power transistors  UBA2212C: 120 V; 2 ; 3.5 A maximum ignition current
 Integrated bootstrap diode
 Integrated high-voltage supply 2.2 General
 RMS lamp current control 2.3 Fast and smooth light out
 Boost with externally controlled timing
 Temperature controlled timing during boost state
 Smooth transition from boost to steady state 2.4 Burner lifetime
 Fixed frequency preheat with adjustable preheat time
 Minimum glow time control to support cold start
 Lamp power independent from mains voltage variations
 Lamp inductor saturation p.