UBA2211

UBA2211 Half-bridge power IC family for CFL lamps Rev. 3 — 26 August 2011 Product data sheet 1. General description The UBA2211 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 transistors  UBA2211A: 220 V mains; 13.5 ; 0.9 A maximum ignition current  UBA2211B: 220 V mains; 9 ; 1.35 A maximum ignition current  UBA2211C: 220 V mains; 6.6 ; 1.85 A maximum ignition current  Integrated bootstrap diode  Integrated high voltage supply 2.2 Burner current  Adjustable current controlled preheat mode enables the preheat time (tph) to be set  RMS current control 2.3 Burner lifetime  Current controlled preheat with adjustable preheat time and preheat current  Minimum glow time control to support cold start  Lamp power independent from mains voltage variations  Lamp inductor saturation protection during ignition 2.4 Safety  Saturation Current Protection (SCP)  OverTemperature Protection (OTP)  Capacitive Mode Protection (CMP)  Overpower control  System shutdown when the burner fails to ignite NXP Semiconductors UBA2211 Half-bridge power IC family for CFL lamps 2.5 Ease of use  Adjustable operating frequency for easy fit with various burners  Each device in the family incorpo...