BC557 PNP General Purpose Transistor
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PNP transistor for general-purpose switching and amplification
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-45V / -100mA ratings make it suitable for low-power circuits
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TO-92 package for easy through-hole mounting
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Widely used in audio, analog, and control applications
1,00 EGP
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Description
The BC557 is a general-purpose PNP bipolar junction transistor (BJT) designed for use in switching and amplification applications. Its compact size and reliable performance make it ideal for low-power circuits, audio applications, and signal amplification.
Key Features:
- Type: PNP Bipolar Junction Transistor (BJT)
- Voltage Ratings:
- Collector-Emitter Voltage (VCE): 45V
- Collector-Base Voltage (VCBO): 50V
- Emitter-Base Voltage (VEBO): 5V
- Current Ratings:
- Collector Current (IC): 100mA
- Gain (hFE): 110 to 800
- Package Type: TO-92 (Plastic)
Applications:
- Signal amplification
- Audio and voltage amplifier circuits
- Switching low-power loads
- General-purpose electronics projects
Pin Configuration:
- Emitter (E) – Connected to the negative side of the circuit
- Base (B) – Controls the transistor’s operation
- Collector (C) – Connected to the load
The BC557 is a reliable PNP transistor used for medium and low-power switching and amplification applications. It’s ideal for hobbyists, students, and professionals working with analog circuits and low-power electronics.
Specification
General
| WeightWeight | 0,00 g |
|---|---|
| Product Name | BC557 PNP Transistor |
| Category | Semiconductor → BJT Transistor |
| Transistor Type | PNP (General Purpose) |
| Package | TO-92 |
| Max Collector-Emitter Voltage (Vceo) | -45 V (typical) |
| Max Collector Current (Ic) | -100 mA (typical) |
| Power Dissipation | ~500 mW (typical, depends on package) |
| Gain (hFE) | varies by grade (A/B/C) |
| Applications | switching, amplification, driver circuits, general-purpose PNP use |
