| Manufacturer | Part Number | Description |
|---|---|---|
TT Electronics |
BFY81 | SILICON DUAL MATCHED NPN TRANSISTORS |
Semelab |
BFY81DCSM | Dual Bipolar NPN Devices |
| Unknown Manufacturer | BFY81 | NPN transistor |
Motorola Semiconductor (now NXP Semiconductors) |
BFY81 | DUAL AMPLIFIER TRANSISTOR |
