2answers

[Others] How to switch on a small load when a applied voltage is removed?

Hello guys, I need to turn on a small DC motor when a applied reference voltage is removed. Do you know a circuit diagram for this or any idea of doing this?
  • answered Oct 27,2020
    by Paul H
1answers

[Others] Is it possible to effectively ramp the PWM duty cycle to reduce inrush current?

I have some DC motors which I need to power and the power supply can handle the motors (I have a beefy 12V 60A output buck converter which is advertised as having "Short Circuit Protection")...
2answers

[Others] Why do we use an H-bridge circuit to control a DC motor using Arduino?

Is it because the motor has no signal pin other than the negative and positive pins?
  • answered Jul 23,2020
    by Joson
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1 PCBWay Team 5
2 Alice Brown 2
3 Engineer 1
4 Julian Eballa 1
5 James Youngs 1