| Manufacturer | Part Number | Description |
|---|---|---|
Motorola Semiconductor (now NXP Semiconductors) |
MMBT5551LT1 | High Voltage Transistors |
| SMMBT5551LT1G | High Voltage Transistors | |
TGS |
MMBT5551LT1 | NPN Transistor |
ETL |
MMBT5551LT1 | High Voltage Transistors |
WEJ |
MMBT5551LT1 | TRANSISTOR |