โมดูลสร้างสัญญาณ PWM SG3525 PWM controller module adjustable frequency and adjustable duty cycle waveform generator

ตัวอย่างวิดิโอแสดงการใช้งาน Property: Onboard SG3525A PWM control chip On-board 78M05 control chip provides a reliable reference voltage. Onboard two precision adjustable resistors, R3 regulates the duty cycle, R4 regulates frequency. On-board indicator Operating voltage: 8 ~ 12V Board size: 30.8 (mm) x18 (mm) Package included: 1 x SG3525 PWM controller module