The SG3525 device incorporates all the functions required in the construction of a pulse-width- modulation (PWM) control circuit on a single chip. Designed primarily for power-supply control, this device offers the flexibility to tailor the power-supply control circuitry to a specific application.
- The onboard SG3525 PWM control chip
- The onboard LM7805 voltage chip provides a reliable reference voltage
- Onboard two precision adjustable resistance, R3 controls duty ratio, R4 controls frequency
- The onboard power light
- Working voltage: 8 ~ 12 v
- Frequency 100HZ-100KHZ
- The board size: 31 (mm) x18 (mm)