UBA20270 Datasheet 600V Driver IC

Manufacturer: NXP Semiconductors

Datasheet Details

The UBA20270 is a high-voltage power IC intended to control higher powered self ballasted Compact Fluorescent Lamp (CFL) lighting applications.

The UBA20270 is a controller circuit with advanced

UBA20270 600 V Driver IC for dimmable compact fluorescent lamps Rev.

2 — 8 September 2011 Product data sheet 1.

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 2.4 Dim features.
Continuously variable dimming function for s.

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