BD139 Datasheet PDF – 80V, 1.5A, NPN Transistor – ST

This is one of the transistor types.

Part Number: BD139


80V, 1.5A, Complementary Low Voltage Transistor

Package: SOT-32 Pin

Manufacturer: STMicroelectronics


BD139 image st



These epitaxial planar transistors are mounted in the SOT-32 plastic package. They are designed for audio amplifiers and drivers utilizing complementary or quasi-complementary circuits. The NPN types are the BD135 and BD139, and the complementary PNP types are the BD136 and BD140, BD139.

Absolute maximum ratings ( Ta=25°C )

BD139 Datasheet PDF


1.  Products are pre-selected in DC current gain


2. General purpose

BD139 Pinout

BD139 pinout


BD139 Datasheet PDF


Related articles across the web