AC/DC Power Supply Control ICs
Green mode Quasi-resonant

Green mode Quasi-resonant ICs

Circuit type	Type Name	Control mode	Recommend input voltage	Frequency	Maximum frequency	Over load protection	Over voltage protection	Over voltage sense	500V Start up circuit	Green mode function	Package
Quasi-resonant	FA5540 PDF	Current mode	10 - 14.5V	Self-oscillation	60KHz	Auto-Recovery	Latch	VCC	Built-in	Intermittent Switching	8pin DIP/SOP
	FA5541 PDF		10 - 26V		120KHz	Auto-Recovery
	FA5542 PDF [516KB]					Latch
	FA5571 PDF	Current mode	10 - 28V	Self-oscillation	120KHz	Auto-Recovery	Latch	ZCD	Built-in	Intermittent Switching	8pin DIP/SOP
	FA5572 PDF [495KB]					Latch
	FA5573 PDF					Auto-Recovery				Linearly reduced switching frequency
	FA5574 PDF [471KB]					Latch
* Under development