Datasheet Summary
Data Sheet No. PD60230 revD
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”
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- - 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...