Description
SF6562 High Performance Transition Mode PFC Controller .
SF6562 is a transition mode (TM) power factor correction (PFC) controller for AC-DC switching mode power supply and lighting applications.
Features
* Transition Mode (TM) Operation
* VCC Over Voltage Protection (OVP)
* Proprietary Soft Start Control
* Proprietary “Frequency Adjusting” for Higher
PF and Low THD
* Highly Linear Analog Multiplier with THD
Optimizer
* Low Start-up Current and Operating Current
* Trimmed
Applications
* Disable Function
* Cycle-by-Cycle Current Limiting
* Built-in Leading Edge Blanking (LEB)
* Audio Noise Free Operation
* 10V to 31V Wide Range of VCC Voltage
* 800mA Drive Capability
* System Open Loop Protection
APPLICATIONS
* SMPS
* Lighting Application
GENER