標題: SM7012引腳圖電路圖與pdf資料下載 恒壓非隔離驅動電源芯片 [打印本頁] 作者: qq2355773792 時間: 2018-4-27 18:22 標題: SM7012引腳圖電路圖與pdf資料下載 恒壓非隔離驅動電源芯片 恒壓非隔離驅動電源芯片SM7012技術文檔資料原理圖
Features
85v to 265v wide range AC voltage input
A 730v MOSFET on the same silicon chip
Auto start up with high voltage current source
PWM with current mode control
10v to 39v wide range VCC voltage
Fixed 55KHz switching frequency
Automatic skip cycle mode in low load condition.
Over temperature, over current and over voltage
protection
Auxiliary under voltage lockout with hysteresis