(Pack of 5) BC547 NPN General Purpose Transistor 45V 100mA TO-92 Package
The BC547 is a low-noise NPN general-purpose transistor suitable for small-signal amplification and switching applications.
With a collector-emitter voltage of 45V and a collector current of 100mA, it delivers stable performance, reliable operation, and good gain.
Encased in a compact TO-92 plastic package, the BC547 is ideal for audio circuits, low-power amplification, and general-purpose electronics.
This listing is for a pack of 5, making it convenient for multiple projects or circuit designs.
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Features
- NPN Bipolar Junction Transistor (BJT) – for small-signal amplification and switching
- Voltage Rating: 45V (Collector-Emitter)
- Current Rating: 100mA continuous collector current
- Low Noise: Suitable for audio and sensitive signal applications
- High Gain (hFE): Efficient signal amplification
- TO-92 Package: Compact, easy PCB mounting
- Reliable & Stable: Consistent performance under normal operating conditions
- Pack of 5: Convenient for multiple projects
- RoHS Compliant: Lead-free and environmentally safe
Applications
- Audio preamplifiers and tone control circuits – low-noise amplification
- Small-signal amplification – analog and instrumentation circuits
- Switching circuits – low-current load control
- Oscillator and timer circuits – stable waveform generation
- Sensor interfaces – low-power signal processing
- Hobby, educational, and DIY electronics – versatile and convenient
- Replacement for vintage or legacy circuits – reliable and compatible
* Product image for illustration purposes only, actual product may vary.





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