The BC547 is one of the most common NPN transistors — a staple for switching small loads and amplifying signals in hobby circuits.
Key Features
- Common NPN transistor
- Switching & amplification
- Low noise
- TO-92 through-hole
- Ultra-cheap essential
Specifications
| Type | NPN BJT |
| Ic | 100 mA |
| Vceo | 45V |
| Package | TO-92 |
Popular Project Ideas
- Switch LEDs / small loads
- Audio pre-amp
- Sensor buffering
- Learning transistors
Buy it from Arduino Corner — Pakistan’s dedicated Arduino, robotics & electronics store in Rawalpindi. Genuine parts at the best prices, tested before dispatch, COD across Pakistan.




