The BD140 is a medium power bipolar junction PNP transistor that is mostly utilised in complementary or quasi-complementary circuits in audio amplifiers and drivers. Its mounting style is through hole and the package is To-126.
Specifications:
| Type | Medium Power PNP transistor |
| Maximum collector power dissipation (Pc) | 12 W |
| Maximum collector-base voltage Vcb | 80 V |
| Maximum emitter-base voltage | 5 V |
| Maximum collector current | 1.5 A |
| Applications | Medium Power and Liner Switching |
| Package | TO-126 |
| Country of Origin | China |
