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UBA2021

NXP
Part Number UBA2021
Manufacturer NXP
Description 630 V driver IC for CFL and TL lamps
Published Sep 12, 2005
Detailed Description UBA2021 630 V driver IC for CFL and TL lamps Rev. 04 — 25 July 2008 Product data sheet 1. General description The UBA2...
Datasheet PDF File UBA2021 PDF File

UBA2021
UBA2021

Overview
UBA2021 630 V driver IC for CFL and TL lamps Rev.
04 — 25 July 2008 Product data sheet 1.
General description The UBA2021 is a high voltage IC intended to drive and control Compact Fluorescent Lamps (CFL) or fluorescent TL lamps.
It contains a driver circuit for an external half-bridge, an oscillator and a control circuit for starting up, preheating, ignition, lamp burning and protection.
2.
Features I Adjustable preheat and ignition time.
I Adjustable preheat current.
I Adjustable lamp power.
I Lamp power independent from mains voltage variations.
I Overpower protection.
I Lamp temperature stress protection at higher mains voltages.
I Capacitive mode protection.
I Protection against a drive voltage that is too low for the power MOSFETs.
3.
Quick reference data Table 1.
Quick reference data Symbol Parameter High voltage supply VFS high side supply voltage Start-up state VVS(start) oscillator start voltage VVS(stop) oscillator stop voltage IVS(standby) standby current Preh...


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