SF1565中文资料AD/DC芯片-副边反馈数据手册SiFirst规格书

描述 Description

Offline AC/DC Flyback Converter forAC/DC AdaptorsOpen-frame SMPSSet-Top Box Power SuppliesATX Standby Power

特性 Features

Built-in soft start function
Built-in synchronous slope compensation
Pins Floating Protection
Very Low Startup Current
High Voltage CMOS Process with Excellent ESD Protection
Frequency Reduction and Burst Mode Control for Energy Saving
Programmable switching frequency
Current Mode Control
Built-in Frequency Shuffling
Cycle-by-Cycle Current Limiting
Built-in Leading Edge Blanking (LEB)
Constant Power Limiting
Audio Noise Free Operation
VDD under voltage lockout (UVLO)

应用 Application

Offline AC/DC Flyback Converter for
• AC/DC Adaptors
• Open-frame SMPS
• Set-Top Box Power Supplies
• ATX Standby Power