![NPN LED Driver - Why an extra resistor to ground at the Base? | Electronics Forum (Circuits, Projects and Microcontrollers) NPN LED Driver - Why an extra resistor to ground at the Base? | Electronics Forum (Circuits, Projects and Microcontrollers)](https://i.imgur.com/uiVisGR.jpg)
NPN LED Driver - Why an extra resistor to ground at the Base? | Electronics Forum (Circuits, Projects and Microcontrollers)
How to connect a transistor, LED light, breadboard, switch, 330 ampiers resistor, a 1 kilo ampier resistor, and a power source - Quora
![transistors - High side or low side LED driver with NPN BJT? Which is better? - Electrical Engineering Stack Exchange transistors - High side or low side LED driver with NPN BJT? Which is better? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/tG8nQ.png)