| Manufacturer | Part Number | Description |
|---|---|---|
Leshan Radio Company
| LMBT3904DW1T1G | Dual Transistor |
| MBT3904DW1T1 | Dual General Purpose Transistors | |
Leshan Radio Company
| LMBT3904DW1T1 | Dual Transistors |
Motorola Semiconductor (now NXP Semiconductors)
| MBT3904DW1T1 | Dual General Purpose Transistor |
WILLAS
| MMBT3904DW1T1 | Dual NPN Transistor |