relay drive

  1. G

    Controlling relay module by using snap switches, no R Pi's or Arduinos

    I have a mechanical system I'm building and I want to use snap switches to control the order of operations. The order will be something like this. 1. Run 1 revolution of the electric motor, then stop motor. 2. Activate solenoid. 3. Activate second electric motor for 1 revolution. 4. Begin...
  2. K

    Relays causing voltage spikes on microcontroler pin

    Hello, I have a custom esp32-based PCB that controls 2 power relays that drive a 32A load. Until recently the board worked fine and didnt have a problem driving the relays. But today one of the boards stoped working, due to one of the pins that controls the relays. Upon closer inspection the...
  3. A

    ON off delay circuit to drive relay

    Hello I need to develop a 100ms delay circuit to energize / de energize the relay. Could any one help me. Relay coil voltage 12V. And relay coil state is controlled by comparator having 0 to 15 level transition.
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