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SOT23 BC857B Transistors – Pack of 10 are compact PNP bipolar junction transistors designed for general-purpose switching and amplification in electronic circuits. Housed in a small SOT-23 surface-mount package, these transistors are commonly used in compact PCB designs where space and reliability are essential.
Ideal for hobbyists, engineers, and electronics designers, the BC857B features a moderate collector current and a wide gain range, making it suitable for various signal amplification, voltage regulation, and switching applications. This pack of 10 is perfect for prototyping and small production runs.
🔧 Key Features
- General-purpose PNP BJT transistor
- Compact SOT-23 surface-mount package
- Collector-Emitter voltage rating: -45V
- Collector current up to -100mA
- Wide DC current gain range: 110 to 800
- Low saturation voltage and high reliability
📐 Technical Specifications
| Product Name | SOT23 BC857B Transistors |
| Transistor Type | PNP Bipolar Junction Transistor |
| Package Type | SOT-23 (Surface-Mount) |
| Collector-Emitter Voltage (Vce) | -45V |
| Collector Current (Ic) | -100mA |
| DC Current Gain (hFE) | 110 to 800 |
| Power Dissipation | 250mW max |
| Transition Frequency (fT) | 100 MHz |
| Mounting Type | SMD (Surface Mount Device) |
| Operating Temperature | -65°C to +150°C |
| Status | New, Unused |
📌 Applications
- Signal switching and amplification
- Low-power voltage regulation
- Audio processing circuits
- Consumer electronics
- Hobby electronics and breadboard testing
💡 Why Choose This Transistor Pack?
These SOT23 BC857B Transistors offer high gain, low saturation voltage, and reliable switching for compact SMD designs. Ideal for both beginner and advanced circuit builders working on analog or low-voltage digital electronics.
📦 Package Includes
- 10 × SOT23 BC857B PNP Transistors
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