IRS25803DSTRPBF

IRS25803DSPBF “COMBO8” PFC + BALLAST CONTROL IC Features                       Product Summary PFC, ballast control and half-bridge driver in one IC Critical-conduction mode boost-type PFC Internal VBUS sensing and regulation Internal PFC loop compensation Programmable PFC over-current Ignition voltage regulation (current or voltage control) Half-bridge non-ZVS protection Half-bridge over-current protection using low-side MOSFET Rdson Programmable preheat time Programmable preheat frequency Programmable ignition ramp time Programmable run frequency Voltage-controlled oscillator (VCO) analog input Latched EOL window comparator on VCC Internal EOL fault timer Fixed dead-time (1.7 µsec typ.) DC bus under-voltage reset Lamp insert auto-restart Micro-power start-up current Under-voltage lock-out mode Small 8-pin SOIC package Lead-free Topology Boost + Half-Bridge VOFFSET 600 V VBUS 470 V IO+ & IO- (typical) 180 mA & 260 mA Dead-time 1.7µs Package Options 8-Lead SOIC Applications  Electronic Ballast IRS25803DS Typical Application Diagram 1 www.irf.com © 2014 International Rectifier February 24, 2014