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Green Mode Quasi-resonant ICs (Current mode)

This page contains information on AC/DC power supply control ICs.

Features

  • Built-in 500 V withstand voltage start-up circuit
  • Supports Green Mode (Intermittent operation, frequency reduction)
  • Various protective functions (overvoltage, overload, etc.)
Type Name Input
voltage
Maximum
frequency
Overload
protection
Over voltage sense Built-in start up circuit Green mode function Under-voltage lockout (ON/OFF) Remarks
FA5570N 10 to 28V Max.
frequency
limitation
120kHz
Auto-Recovery 500V Intermittent operation 18V/8V  
FA5571N ZCD Pin Over
voltage
protection
Latch
FA5572N Timer-latch  
FA5573N Auto-Recovery Linear
frequency
reduction
 
FA5574N Timer-latch  
FA5577N Auto-Recovery VCC Pin  
FA5640N 11 to 26V Bottom skip control by on-off width detection Auto-Recovery ZCD Pin Intermittent operation 14V/8V  
FA5641N Min. frequency
limitation
FA5642N 10V/8V  
FA5643N 14V/8V Min. frequency
limitation Latch
stop function (IS pin)
FA5644N Timer-latch  
FA5648N Auto-Recovery For High SW frequency

NEW New product

UP Update

UD Under development

PKG: SOP-8

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