![LTSpice 2 Transistor Constant Current IR LED Driver Circuit for LED strings. #circuit #ltspice #led - YouTube LTSpice 2 Transistor Constant Current IR LED Driver Circuit for LED strings. #circuit #ltspice #led - YouTube](https://i.ytimg.com/vi/FMYyYteFu-o/maxresdefault.jpg)
LTSpice 2 Transistor Constant Current IR LED Driver Circuit for LED strings. #circuit #ltspice #led - YouTube
![Led driver, what is the small transistor/3 pin chip and capacitors used for? it looks like they are in series with the positive of the LED's is it for switching/current limiting? what Led driver, what is the small transistor/3 pin chip and capacitors used for? it looks like they are in series with the positive of the LED's is it for switching/current limiting? what](https://preview.redd.it/led-driver-what-is-the-small-transistor-3-pin-chip-and-v0-ywz3e72l13w91.jpg?width=640&crop=smart&auto=webp&s=02903f0a9548c94c428478da08981153d1d84a67)
Led driver, what is the small transistor/3 pin chip and capacitors used for? it looks like they are in series with the positive of the LED's is it for switching/current limiting? what
![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)
transistors - High side or low side LED driver with NPN BJT? Which is better? - Electrical Engineering Stack Exchange
![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)