The BC557 PNP Transistor is a general-purpose PNP bipolar junction transistor designed for low current switching and amplification tasks. It is widely used in driver circuits such as relay or LED drivers, as well as in low-power audio and signal amplifier modules. With a collector-emitter voltage of 50 V and a maximum collector current of 100 mA, it delivers reliable performance in compact applications. This transistor activates when a suitable base voltage is applied, making it ideal for signal control and low-power switching.
Specifications:
| Parameter | Value |
|---|---|
| Transistor Type | PNP Transistor |
| Model | BC557 |
| Collector-Base Voltage (V) | 50 V |
| Collector-Emitter Voltage (V): | 45V |
| Emitter-Base Voltage (V) | 6V |
| Junction Temperature (°C) | 150°C |
| Package Type | TO-92 (approx. 5.2 x 4.5 mm) |
Features:
- PNP-type bipolar transistor
- Collector current up to 100 mA
- Collector-emitter voltage: 50 V
- Base trigger voltage: 6 V
- Base current: 5 mA
- Current gain up to 300
- Compact TO-92 package
Package Includes:
- 1 x BC557 PNP Transistor (Pack of 5)
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