arduino - Where to put the Flyback Diode in a Relay Module? - Electrical Engineering Stack Exchange
![arduino - Where to put the Flyback Diode in a Relay Module? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/7zLrd.jpg)
I'm working with a relay module to switch a solenoid with an Arduino, Im having problems because the arduino get some noise in an LCD but I'm not sure where to put the diode, there is 3 pins, In, V
![](https://preview.redd.it/a5xbrr2ia4x51.png?width=912&format=png&auto=webp&s=e13c5a2e9b451ef56d2b8aa99840f2cacf4c113c)
Arduino controlled relay and flyback diodes question : r/AskElectronics
![](https://i.stack.imgur.com/bGUaz.jpg)
arduino - Where to put the Flyback Diode in a Relay Module? - Electrical Engineering Stack Exchange
![](https://europe1.discourse-cdn.com/arduino/original/4X/9/2/9/92911f3cb2bcd6557997f910da91775535489221.png)
Are flyback diodes needed in my circuit ? - General Electronics - Arduino Forum
![](https://i.ytimg.com/vi/KVZVGHwp7B0/hq720.jpg?sqp=-oaymwEcCOgCEMoBSFXyq4qpAw4IARUAAIhCGAFwAcABBg==&rs=AOn4CLDUfMvrgtFrn58lr42jG96bOh8r1w)
What is Power Factor Correction (PFC)? - Utmel
![](https://www.digikey.com/htmldatasheets/production/1951183/0/0/1/media/bg2.png)
Products and Solutions Brochure by STMicroelectronics Datasheet
![](https://i.stack.imgur.com/XvWpK.png)
power supply - Guide in designing circuit with Solenoid Valve 12VDC interfaced with Arduino Nano - Electrical Engineering Stack Exchange
KiCad-PCB
![](https://c8.alamy.com/comp/2JDWGXM/large-microprocessor-with-very-many-pins-of-an-electronic-circuit-of-the-technological-device-2JDWGXM.jpg)
Anode circuit hi-res stock photography and images - Page 2 - Alamy
![](https://www.digikey.ca/htmldatasheets/production/1951183/0/0/1/media/bg6.jpg)
Products and Solutions Brochure Datasheet by STMicroelectronics
Analog Circuit Design, PDF, Sensor
![](https://europe1.discourse-cdn.com/arduino/optimized/4X/8/0/b/80b370c3270674905952eb16709cfb8a60da44d2_2_655x499.png)
Conecting a relay - General Electronics - Arduino Forum
![](https://ars.els-cdn.com/content/image/1-s2.0-S0142061522003258-gr5.jpg)
Integration of air-cooled multi-stack polymer electrolyte fuel cell systems into renewable microgrids - ScienceDirect
![](https://i.stack.imgur.com/E0vaK.png)
Relay flyback protection - Electrical Engineering Stack Exchange
![](https://i.stack.imgur.com/fScOj.png)
arduino - Problem connecting transistor, flybackdiode and relay - Electrical Engineering Stack Exchange