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FAN9612

Fairchild Semiconductor
Part Number FAN9612
Manufacturer Fairchild Semiconductor
Description Interleaved Dual BCM PFC Controller
Published Jul 26, 2009
Detailed Description PRELIMINARY FAN9612 — Interleaved Dual BCM PFC Controller www.DataSheet4U.com February 2009 FAN9612 Interleaved Dual...
Datasheet PDF File FAN9612 PDF File

FAN9612
FAN9612

Overview
PRELIMINARY FAN9612 — Interleaved Dual BCM PFC Controller www.
DataSheet4U.
com February 2009 FAN9612 Interleaved Dual BCM PFC Controller Features ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ Low Total Harmonic Distortion, High Power Factor 180° Out of Phase Synchronization Automatic Phase Disable at Light Load 1.
8A Sink, 0.
8A Source, High Current Gate Drivers Trans-conductance (gM) Error Amplifier Voltage-Mode Control with (VIN) Feed Forward Closed-Loop Soft-Start with User-Programmable Soft-Start Time for Reduced Overshoot Minimum Restart Timer Frequency to Avoid Audible Noise Maximum Switching Frequency Clamp Brown-Out Protection with Soft-Recovery Non-Latching OVP on FB pin and Latching Second Level Protection on OVP Pin Open Feedback Protection Over-Current & Power-Limit Protection for Each Phase Low Start-Up Current of 80-µA Typical Works with DC, 50Hz to 400Hz ac Inputs 2 Description The FAN9612 Interleaved Dual Boundary-ConductionMode (BCM) Power-Factor-Correction Controller operat...


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