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PFC IC

 2016-09-21

【基本資料】

【產品特性】

• +/-2% tolerance
• Bulk voltage ok signal for relay or HK
• PCL threshold:-0.2V
• Second OVP to enhance system safety
• Frequency set and external synchronize
Pin Symbol Function
1. ISENSE Choke current sense
2. GND IC Ground
3. ICOMP Current loop Compensation
4. FREQ Switching frequency setting
5. OVP (02) Over voltage protection
BOP (03) Input Brownout Protection
6. VSENSE Output voltage sense
7. VCC IC power supply
8. GATE PFC Gate Drive

【產品應用】

• PC power supplies
• Server power supplies
• Telecom power supplies
• TV power
• AC-DC adapter

【文字介紹】

The PFC IC is a 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 e provided by an external auxiliary supply which will switch on and off the IC.