IR1150S
Features
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- PFC with IR proprietary “One Cycle Control” Continuous conduction mode (CCM) boost type PFC No line voltage sense required Programmable switching frequency (50k Hz-200k Hz) 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 drive Micropower startup (<200 µA) Latch immunity and ESD protection Parts also available Lead-Free
IR1150S(Pb F) IR1150IS(Pb F)
Description
The µPFC IR1150 is a power factor correction (PFC) control IC designed to operate in continuous conduction mode (CCM) over a wide range input line voltages. The IR1150 is based on IR's proprietary "One Cycle Control" (OCC) technique providing a...
