electrical - What diode for 12v automotive circuit? - Motor
![electrical - What diode for 12v automotive circuit? - Motor](https://i.stack.imgur.com/LqlOY.png)
SUV with 4 interior light pods in a row from front to back. All light up with stock interior light switch. All have LED replacements for the old stock bulbs. I have an auxiliary 12v battery that
![](https://www.electronicshub.org/wp-content/uploads/2015/10/Battery-Charger-Circuit.jpg)
Automatic 12v Portable Battery Charger Circuit using LM317
【30A/40A Relay】 - These 5 pin relays are rated at 12v 30A/40A (NO: 40A, NC: 30A), spdt heavy duty design relay switch. 【Built-in Diode】 - This 12 volt
![](https://m.media-amazon.com/images/I/71LsOozzwAL.jpg)
DaierTek 12V Relay with Built-in Diode & 12 AWG Harness Socket 30A/40A Heavy Duty SPDT 5 Pin Relay Switch Waterproof for Automotive Car Marine Boat
![](https://i.pinimg.com/564x/e3/ba/00/e3ba00822d632d3f2a3a087c391cf1bb.jpg)
12v 90 Amps Car Alternator to Self Excited Generator using DIODE
![](https://content.instructables.com/FHP/7D7T/J0IEKT2L/FHP7D7TJ0IEKT2L.png?auto=webp&frame=1&width=320&md=31b7678387eac6b6b542def2981fdf86)
12V Motor Control With 5V Arduino and NPN Transistor As Speed
![](https://www.ledsupply.com/images/products/secondary/le202-r013xx12--1.jpg)
12 Volt LED Light with Nichia 757 Diodes
![](https://i.stack.imgur.com/VWWKv.png)
circuit analysis - The concept of protection diodes across a fan
![](https://www.zhongxin-relay.com/zhongxin-relay/2021/07/22/zx527-1.png?imageView2/2/format/jp2)
Diodes Or Resistors Designed In Automotive Relays- Zhongxin New
![](https://upload.wikimedia.org/wikipedia/commons/c/ce/7812_voltage_regulator.jpg)
Voltage regulator - Wikipedia
![](https://europe1.discourse-cdn.com/arduino/original/4X/e/8/6/e86489a96b60201e9bee445d9785bdbf66f0a090.png)
Voltage Divider and Zener Diode - General Electronics - Arduino Forum
![](https://i.stack.imgur.com/VQDVe.png)
Do I need a flyback diode with an automotive relay? - Electrical