| Manufacturer | Part Number | Description |
|---|---|---|
Microsemi (now Microchip Technology) |
2N3997 | NPN POWER SWITCHING SILICON TRANSISTOR |
Semicoa Semiconductor |
2N3997 | Silicon NPN Transistor |
UNITRODE |
2N3997 | Power Transistor |
SSDI |
2N3997 | HIGH SPEED NPN TRANSISTOR |
