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BD139 NPN Power Transistor

The BD139 is an NPN power transistor commonly used in amplifier circuits and switching applications. It has a collector current of 1.5A and a collector-emitter voltage of 80V, making it suitable for medium-power applications.

Features:

  • Type: NPN Transistor

  • Package: TO-225 (Plastic)

  • Collector Current (Ic): 1.5A

  • Collector-Emitter Voltage (Vce): 80V

  • Collector-Base Voltage (Vcb): 80V

  • Base Current (Ib): 0.5A

  • DC Current Gain (hFE): 40 to 160

  • Saturation Voltage (Vbe): 5V

  • Applications: Audio amplifiers, motor drivers, relay switching, LED drivers

Package Includes:

  • 1 x BD139 NPN Power Transistor

*Image shown is a representation only.

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