BC550 Transistor (50V, 0.1A)

Overview

The BC550 is a versatile NPN bipolar junction transistor (BJT) widely used in low-power amplification and switching applications. With a collector-emitter voltage rating of 50V and a collector current of 0.1A, it is ideal for audio preamplifiers, signal processing, and general-purpose electronic projects. Its low noise characteristics make it a favorite among hobbyists and professionals for sensitive analog circuits.

Key Features

• Low Noise: Excellent for audio and signal amplification with minimal interference.
• High Voltage Rating: 50V collector-emitter voltage handles a variety of supply voltages.
• General Purpose NPN: Suitable for both switching and amplification tasks.
• Wide Availability: Industry-standard TO-92 package, easy to source and replace.
• RoHS Compliant: Environmentally friendly and safe for use in consumer electronics.

Technical Specifications

• Type: NPN Bipolar Junction Transistor
• Collector-Emitter Voltage (Vceo): 50V
• Collector Current (Ic): 100mA (0.1A)
• DC Current Gain (hFE): 110-800 (typical 200)
• Transition Frequency (ft): 150MHz
• Noise Figure: 1.5 dB (typical at 1kHz)
• Package: TO-92
• Operating Temperature: -55°C to +150°C

Applications & Use Cases

• Audio Amplifiers: Preamplifiers, microphone circuits, and headphone drivers.
• Signal Processing: Low-frequency signal conditioning, filters, and buffers.
• Switching Circuits: Relay drivers, LED drivers, and small load switching.
• Oscillators: Low-frequency oscillators for tone generation and timing.
• Educational Projects: Ideal for learning transistor basics in breadboard circuits.

What's Included

• 1x BC550 Transistor (TO-92 package)

Compatibility

• Compatible with standard breadboards, PCBs, and solderless prototyping systems.
• Can replace BC547, BC548, and 2N3904 in most low-power applications (check pinout: 1-Emitter, 2-Base, 3-Collector).
• Works seamlessly with Arduino, Raspberry Pi, and other microcontrollers for switching and signal conditioning.

MOKWN Recommendation

The BC550 is a reliable choice for any electronics enthusiast in Egypt. Its low noise and high gain make it perfect for audio projects, while its robust voltage rating ensures durability. Whether you're a student, hobbyist, or professional, stock up on BC550 transistors for your next build. Order now and get fast delivery across Egypt!