Features
? Ballast control and half-bridge driver in one IC
? Programmable half-bridge over-current
protection
? Programmable preheat frequency
? Programmable preheat time
? Programmable ignition ramp
? Programmable run frequency
? Closed-loop ignition current regulation
? Voltage-controlled oscillator (VCO)
? Programmable deadtime
? End-of-life window comparator pin
? Internal 60-event current sense up/down fault
counter
? Lamp removal/auto-restart shutdown pin
? Brownout protection
? Low offset op amp
? Internal bootstrap MOSFET
? Internal 15.6 V zener clamp diode on Vcc
? Micropower startup (250 μA)
? Latch immunity and ESD protection
? Ballast control and half-bridge driver in one IC
? Programmable half-bridge over-current
protection
? Programmable preheat frequency
? Programmable preheat time
? Programmable ignition ramp
? Programmable run frequency
? Closed-loop ignition current regulation
? Voltage-controlled oscillator (VCO)
? Programmable deadtime
? End-of-life window comparator pin
? Internal 60-event current sense up/down fault
counter
? Lamp removal/auto-restart shutdown pin
? Brownout protection
? Low offset op amp
? Internal bootstrap MOSFET
? Internal 15.6 V zener clamp diode on Vcc
? Micropower startup (250 μA)
? Latch immunity and ESD protection
