IR1150PBF

Data Sheet No. PD60230 revC IR1150(S)(PbF) IR1150I(S)(PbF) µPFC ONE CYCLE CONTROL PFC IC Features • • • • • • • • • • • • • • • • • • • PFC with IR proprietary “One Cycle Control” Continuous conduction mode (CCM) boost type PFC No line voltage sense required Programmable switching frequency (50kHz-200kHz) Programmable output overvoltage protection Brownout and output undervoltage protection Cycle-by-cycle peak current limit Soft start User initiated micropower “Sleep Mode” Description Open loop protection Maximum duty cycle limit of 98% User programmable fixed frequency operation Min. off time of 150-350ns over freq range VCC under voltage lockout Internally clamped 13V gate drive Fast 1.5A peak gate drive Micropower startup (