![Using a Transistor Switch with a Raspberry Pi, Arduino and Micro:Bit - Electronics information from PenguinTutor Using a Transistor Switch with a Raspberry Pi, Arduino and Micro:Bit - Electronics information from PenguinTutor](http://www.penguintutor.com/electronics/circuits/rpi-transistor-switch.png)
Using a Transistor Switch with a Raspberry Pi, Arduino and Micro:Bit - Electronics information from PenguinTutor
![arduino - PNP high-side transistor switching with microcontroller - Electrical Engineering Stack Exchange arduino - PNP high-side transistor switching with microcontroller - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/U846qm.png)
arduino - PNP high-side transistor switching with microcontroller - Electrical Engineering Stack Exchange
How to switch on and off large loads with Arduinos since they have a max current of 40 milliamps - Quora
![12V Motor Control With 5V Arduino and NPN Transistor As Speed Control Switch : 4 Steps - Instructables 12V Motor Control With 5V Arduino and NPN Transistor As Speed Control Switch : 4 Steps - Instructables](https://content.instructables.com/FT3/18OD/J0IEL7L2/FT318ODJ0IEL7L2.png?auto=webp)