SG6932 — PFC / Forward PWM Controller www.
DataSheet4U.
com May 2008 SG6932 PFC / Forward PWM Controller Features ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ Interleaved PFC/PWM Switching Low Operating Current Innovative Switching-Charge Multiplier-divider Multi-vector Control for Improved PFC Output Transient Response Average Current Mode for Input-current Shaping PFC Over-voltage and Under-voltage Protections PFC and PWM Feedback Open-loop Protection Cycle-by-cycle Current Limiting for PFC/PWM Slope Compensation for PWM Selectable PWM Maximum Duty Cycle: 50%, 65% Brownout Protection Power-on Sequence Control and Soft-start Description The highly integrated SG6932 is designed for power supplies with boost PF...

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