BD681 - 4A/100V - 25ºC / 40W / Transistor Darlington - NPN / Caixa Tipo TO-126.
| Manufacturer | Fairchild |
| Operating current | 4A |
| Voltage | 100V |
| Operating temperature | 25°C |
| Case | TO-126 |
| Power | 40w |
| Channel | NPN |
Weight: 0.003  kg
Width: 2.7  cm
Height: 0.8  cm
Depth: 0.3  cm