Description
Data Sheet PD No.60179 revM Not recommended for new design: please use IRS21571D IR21571(S) & (PbF) FULLY INTEGRATED BALLAST CONTROL IC .
The IR21571 is a fully integrated, fully protected 600V ballast control IC designed to drive virtually all types of rapid start fluorescent lamp balla.
Features
* Programmable preheat time & frequency
* Programmable ignition ramp
* Protection from failure-to-strike
* Lamp filament sensing & protection
* Protection from operation below resonance
* Protection from low-line condition
* Automatic restart f