UBA20260 - NXP

UBA20260 600V driver IC

The UBA20260 is a high-voltage integrated circuit designed to control high power self-ballasted Compact Fluorescent Lamp (CFL) lighting applications. The UBA20260 is a controller circuit with advanced features for step dimming and a lamp current controlled boost feature for boosting cold (amalgam) CFLs. The controller contains a half-bridge drive function fo.

Features

2.1 Half-bridge features
 Integrated high-voltage level-shift function with integrated bootstrap diode 2.2 Preheat and ignition features
 Coil saturation protection during ignition
 Adjustable preheat time
 Adjustable preheat current
 Ignition lamp current detection 2.3 Lamp boost features
 Adjustable boost timing
 Fixed boost current ratio of 1.5
 Gradually boost to burn transition timing NXP Semiconductors UBA20260 600 V driver IC for step dimmable CFLs 2.4 Dim features
 4-level step dimming adjustment using a standard on/off mains switch
 Adjustable memory retention time for st.