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Data Sheet PD No. 60179 revM
Not recommended for new design: please use IRS21571D
IR21571(S) & (PbF)
FULLY INTEGRATED BALLAST CONTROL IC
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 for lamp exchange • Thermal overload protection • Programmable deadtime • Integrated 600V level-shifting gate driver • Internal 15.6V zener clamp diode on VCC • Micropower startup (150uA) • Latch immunity protection on all leads • ESD protection on all leads • Parts also available LEAD-FREE
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