ICE2PCS01

单机功率因数校正（ PFC ）控制器在连续导通模式（ CCM ） Standalone Power Factor Correction PFC Controller in Continuous Conduction Mode CCM

• Leadfree DIP and DSO Package

• Wide Input Range

• Optimized for applications which require fast Startup

• Output Power Controllable by External Sense Resistor

• Programmable Operating Frequency

• Output Over-Voltage Protection

• Fast Output Dynamic Response during Load Jumps

Description

The /G is a 8-pin wide input range controller IC for active power factor correction converters. It is designed for converters in boost topology, and requires few external components. Its power supply is recommended to be provided by an external auxiliary supply which will switch on and off the IC.

Features

• Ease of Use with Few External Components

• Supports Wide Range

• Average Current Control

• External Current and Voltage Loop Compensation for Greater User Flexibility

• Programmable Operating/Switching Frequency 50kHz - 250kHz

• Max Duty Cycle of 95% at 25°C at 125kHz

• Trimmed Internal Reference Voltage 3V+2% at 25°C

• VCC Under-Voltage Lockout

• Cycle by Cycle Peak Current Limiting

• Output Over-Voltage Protection

• Open Loop Detection

• Enhanced Dynamic Response

• Short StartupSoftStart duration

• Fulfills Class D Requirements of IEC 1000-3-2

• Soft Overcurrent Protection