![Simple Touch Switch using 2n2222 Transistors in 2023 | Electronic circuit projects, Electronic circuit design, Circuit Simple Touch Switch using 2n2222 Transistors in 2023 | Electronic circuit projects, Electronic circuit design, Circuit](https://i.pinimg.com/originals/c7/6b/37/c76b37341562a3bfb94d6059d94bd0ba.png)
Simple Touch Switch using 2n2222 Transistors in 2023 | Electronic circuit projects, Electronic circuit design, Circuit
How to connect a 2n2222 transistor as a switch without frying it (a circuit diagram will be very helpful) - Quora
![Using 2n2222 to switch relay on/off with 3.3v - #18 by SteveMann - General Electronics - Arduino Forum Using 2n2222 to switch relay on/off with 3.3v - #18 by SteveMann - General Electronics - Arduino Forum](https://europe1.discourse-cdn.com/arduino/optimized/4X/b/9/8/b98cf0dfc05ce13d258d9804e6ffb80136735fca_2_605x499.jpeg)
Using 2n2222 to switch relay on/off with 3.3v - #18 by SteveMann - General Electronics - Arduino Forum
![transistors - 2n2222 NPN low side switch not working with 31V - Electrical Engineering Stack Exchange transistors - 2n2222 NPN low side switch not working with 31V - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/i9Umu.png)
transistors - 2n2222 NPN low side switch not working with 31V - Electrical Engineering Stack Exchange
![transistors - Attempt to use 2n2222 as a switch, but it seems to work below 5v (all the way down to < 1v). Why? - Electrical Engineering Stack Exchange transistors - Attempt to use 2n2222 as a switch, but it seems to work below 5v (all the way down to < 1v). Why? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/6MIpl.png)