BD139 Power Transistor

BD140 NPN Power Transistor

These epitaxial planar transistors are mounted in the TO126 plastic package. They are designed for audio amplifiers and drivers utilizing complementary or quasi-complementary circuits.

Product Specification of BD139

• Collector Emitter Voltage V(br)ceo : 80V

• DC Collector Current : 1.5A

• DC Current Gain hFE : 40

• No. of Pins : 3

• Operating Temperature Max : 150°C

• Power Dissipation Pd : 12.5W

• Transistor Case Style : TO-126

• Transistor Polarity : NPN