The BC547 is a general-purpose NPN bipolar junction transistor (BJT) commonly used for low-power amplification and switching applications. It features a TO-92 package and is widely available for hobbyist and professional electronics projects.

Transistor Type: NPN Collector-Emitter Voltage (Vceo): 45V Collector-Base Voltage (Vcbo): 50V Emitter-Base Voltage (Vebo): 6V Collector Current (Ic): 100mA DC Current Gain (hFE): 110 to 800 Transition Frequency (ft): 300MHz Package: TO-92 Pins: 3 (Collector, Base, Emitter) Operating Temperature: -55°C to 150°C

