SG3525 PWM Controller Module Adjustable Frequency 100HZ-100KHZ

Item Description

This PCB can generate PWM signal using SG3525A IC, Datasheet
Used to control power circuit, LED dimming etc.
1, onboard SG3525A PWM control chip
2, on-board 78M05 regulator chip, providing a reliable reference voltage
3, onboard two precision adjustable resistors, R3 controls the duty cycle, R4 control frequency
4, on-board power indicator
5, the working voltage: 8 ~ 12V
6, board size: 30.8 (mm) x18 (mm)