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SF6562 Datasheet PDF

SiFirst SF6562

SF6562 is a transition mode (TM) power factor correction (PFC) controller for AC-DC switching mode power supply and lighting applications.
Part No. SF6562
Datasheet SF6562 Download
Manufacturer SiFirst
Description High Performance Transition Mode PFC Controller
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SF6562 datasheet page 1 preview

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 1.4% Internal Voltage Reference
● High Precise Output Over Voltage Protection Threshold with Low Temperature Drift
● Under Voltage Lockout with Hysteresis
● Restart Timer for Stand-alone

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

GENERAL DESCRIPTION

In
SF6562 page 2 preview