NPN Power Transistor BD 140
🔋 BD140 – PNP Power Transistor
The BD140 is a PNP silicon power transistor designed for medium power audio, switching, and general-purpose amplification. It can handle relatively high current and voltage, making it suitable for motor control, audio amplifier stages, and other medium-power applications.
📌 Specifications:
Type: PNP power transistor
Package: TO-126
Collector-Emitter Voltage (V<sub>CEO</sub>): 80V
Collector Current (I<sub>C</sub>): 1.5A
Power Dissipation (P<sub>tot</sub>): 12.5W
DC Current Gain (h<sub>FE</sub>): 40 – 250
Transition Frequency (f<sub>T</sub>): ~190 MHz
📦 Applications:
Audio amplifier output stages
Medium-power switching
Motor driver circuits
Power regulation