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BC547 Transistor NPN – General Purpose Low-Power Amplifier & Switch
The BC547 is a widely used NPN (negative-positive-negative) bipolar junction transistor (BJT), primarily used for general-purpose amplification and switching applications in electronics. It is a small signal transistor, meaning it s typically used in low-power circuits, such as signal processing or low-current switching. The BC547 is a widely used NPN bipolar junction transistor (BJT) for signal amplification, switching, and general-purpose electronic circuits. Compact TO-92 package ideal for breadboards, Arduino projects, and analog prototyping.
₹ 3
₹ 10
| : | |
| Made In : | India |
This transistor is designed to handle small currents efficiently and is ideal for signal control and switching applications.
Key Features
- NPN general-purpose transistor
- Suitable for switching and signal amplification
- High current gain (hFE)
- Low noise operation
- Easy to use in breadboard and PCB circuits
- Compatible with Arduino and microcontroller systems
- Low cost and widely available
- Reliable performance for low-power applications
Technical Specifications
| Parameter | Specification |
|---|---|
| Transistor Type | NPN |
| Model | BC547 |
| Package Type | TO-92 (DIP-style) |
| Collector Current (Ic) | Up to 100 mA |
| Collector-Emitter Voltage | 45V (max) |
| Power Dissipation | ~500 mW |
| DC Current Gain (hFE) | 110 – 800 (typical range) |
| Operating Mode | Switching / Amplification |
| Frequency Range | Low to medium frequency applications |
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