SF5590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 fly-back converter forAC/DC adaptersOpen-frame SMPSSet-top box power suppliesATX standby power

特性 Features

Proprietary HV-mWTM to Achieve Less than 50mW Standby Power
Proprietary \"η-BalanceTM\" to boost light load efficiency.
Proprietary \"zero OCP/OPP recovery gap\" control
Proprietary \"Audio Noise Free OCP Compensation\"
Current mode control
Frequency Reduction and Burst Mode Control for Energy Saving
Built-in soft start function
Pins floating protection
Cycle-by-cycle current limiting
Built-in leading edge blanking (LEB)
Constant power limiting
Built-in frequency shuffling
Built-in synchronous slope compensation

应用 Application

Offline AC/DC fly-back converter for
• AC/DC adapters
• Open-frame SMPS
• Set-top box power supplies
• ATX standby power