Design of quasi-resonant flyback switching power supply based on IRIS4015 (with circuit schematic)

Probe domestic switch needle KG-300K needle head diameter is 3.0mm normally open switch needle

MOS power IC full range

1206 red anti-stick

Summary:
The IRIS4015 series is a flyback converter designed for quasi-resonant operation. The biggest advantage is that the control circuit and high voltage MOSFET of the quasi-resonant flyback converter are integrated in a TO-220 package, so no additional setup is required. turning tube.
(Please check the instructions for details)