| Manufacturer | Part Number | Description |
|---|---|---|
SANYO (now Panasonic) |
C4399 | 2SC4399 |
| 2SC4399 | NPN Epitaxial Planar Silicon Transistor | |
Kexin Semiconductor |
2SC4399 | NPN Epitaxial Planar Silicon Transistor |
| 2SC4399 | NPN Epitaxial Planar Silicon Transistors |