IRS2168DSPBF

Overview

Advanced PFC and Ballast Control IC in a 16-Lead SOIC Package

Benefits

• PFC, ballast control and 600 V half-bridge driver in one IC
• Critical-conduction mode boost-type PFC
• Programmable PFC over-current protection
• Programmable half-bridge over-current protection
• Programmable preheat frequency
• Programmable preheat time
• Programmable ignition ramp
• Programmable run frequency
• Closed-loop ignition current regulation
• RoHs compliant
• Fixed internal 1.6 µs HO and LO deadtime
• Voltage-controlled oscillator (VCO)
• End-of-life window comparator pin
• Internal 65-event current sense up/down fault counter
• DC bus undervoltage reset
• Lamp removal/auto-restart shutdown pin
• Internal bootstrap MOSFET
• Internal 15.6 V Zener clamp diode on Vcc
• Micropower startup (250 µA)
• Latch immunity and ESD protection

Potential Applications

• Lighting Fluorescent Ballast

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