Tag is SG3525 PWM controller module
other SG3525 PWM controller module
SG3525 PWM controller module
Description:
1. onboard SG3525A PWM control chip
2, onboard 78M05 regulator chip to provide reliable reference voltage
3, two onboard precision adjustable resistors, R3 control the duty cycle, R4 control frequency
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SG3525 PWM controller module