Product Description:
The BC557 is a general-purpose PNP bipolar junction transistor (BJT) used in amplification and low-power switching applications. It features high gain and low noise, making it an excellent choice for audio signal amplification, sensor interfacing, and transistor-based logic circuits. With reliable electrical characteristics, the BC557 is commonly used in embedded systems, Arduino projects, and DIY electronics applications.
| Specification | Details |
|---|---|
| Transistor Type | PNP Bipolar Junction Transistor (BJT) |
| Collector-Emitter Voltage (Vce) | 45V |
| Collector Current (Ic) | 100mA |
| DC Current Gain (hFE) | 110 – 800 |
| Power Dissipation | 500mW |
| Application | Amplification, Switching, Logic Circuits |
| Package Type | TO-92 |
Applications:
- Audio signal amplification for sound circuits
- Low-power switching applications in electronics
- Sensor interfacing and transistor-based logic circuits
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