BC548 NPN Transistor Pack of 5 | Low Noise General Purpose Amplifier & Switching Transistor for Electronics Projects

Technical Specifications

• Transistor Type: NPN Bipolar Junction Transistor (BJT)
• Model: BC548
• Package Type: TO-92
• Collector-Emitter Voltage (Vce): 30V
• Collector-Base Voltage (Vcb): 30V
• Emitter-Base Voltage (Veb): 5V
• Collector Current (Ic): 100mA
• Power Dissipation: 500mW
• DC Current Gain (hFE): 110 – 800 (A/B/C grades)
• Noise Figure: Low noise (suitable for audio applications)
• Operating Temperature: -55°C to +150°C
• Mounting Type: Through-Hole

Product Description

The BC548 NPN Transistor is a low-noise, general-purpose transistor widely used in audio amplification and switching circuits. With a maximum collector current of 100mA and collector-emitter voltage rating of 30V, it is ideal for small-signal amplification, sensor interfacing, and logic-level switching.

Designed in a TO-92 through-hole package, the BC548 is easy to use on breadboards and PCBs, making it a popular choice for students, hobbyists, and electronics professionals. Its low noise characteristics make it especially suitable for audio pre-amplifiers, microphone circuits, oscillators, and signal processing applications.

Commonly used in Arduino and microcontroller-based projects, the BC548 transistor is a reliable and essential component for learning electronics and building stable circuits.