Using Flyback Diodes in Relays Prevents Electrical Noise in Your Circuits | PCB Design Blog | Altium
![flyback - Can a Zener diode that protects a switch against inductance when the switch opens, affect turn on speed of the valve when you close it again? - Electrical Engineering Stack Exchange flyback - Can a Zener diode that protects a switch against inductance when the switch opens, affect turn on speed of the valve when you close it again? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/yljgF.png)
flyback - Can a Zener diode that protects a switch against inductance when the switch opens, affect turn on speed of the valve when you close it again? - Electrical Engineering Stack Exchange
![inductor - Minimum specs before a flyback diode is needed for a relay? - Electrical Engineering Stack Exchange inductor - Minimum specs before a flyback diode is needed for a relay? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/tryYf.png)
inductor - Minimum specs before a flyback diode is needed for a relay? - Electrical Engineering Stack Exchange
![relay - Is a flyback diode needed if there are only inductive components on the circuit (Ex. solenoids) - Electrical Engineering Stack Exchange relay - Is a flyback diode needed if there are only inductive components on the circuit (Ex. solenoids) - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/Xvlay.png)