Activity for francesco
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
Low-frequency PWM-controlled Mosfet heater circuit Schematics The circuit above is used to control a 240W ceramic heater by means of a PWM signal at 30Hz, generated by a microcontroller, with 5V logic. The input is a standard 280W AC-DC external power adapter, the Meanwell GST280A24.The C1 is a large electrolytic capacitor, 2200 uF, with 35V maxim... (more) |
— | over 2 years ago |