In this tutorial, I am going to show you how to use a transistor as a switch.

In this tutorial, I am going to show you step by step how to use a transistor as a switch in a circuit.

Download All Data Files

https://www.file-up.org/74r71o1jla0k

There you will find a full project description and other useful materials including:

  • Circuit Diagram / Schematic
  • Hardware / Component List
  • Code
  • Datasheet
  • Pin Configuration Etc

↪ If you have any difficulties, please comment below.

Hardware Required

  • BC547 NPN Transistor
  • Switch / Push Button
  • LED
  • 1k Resistor
  • 330 Resistor
  • 9V Battery and Clip
  • Breadboard
  • Jumper Wires

Steps

Follow all steps carefully from the video above.

  • Place Transistor on breadboard
  • Connect Emitter to ground of battery
  • Connect LED & 330 Ohm Resistor to Collector of BC547
  • Connect 1k Resistor and Switch to Base of transistor
  • Power up the circuit with 9V Battery
transistor as a switch.png
Circuit DIY