UT-5 и другие
| Компонент | Описание | Производитель | |
| BUT54 | isc Silicon NPN Power Transistor |
Inchange Semiconductor Company Limited |
 |
| BUT56 | POWER TRANSISTORS |
Advanced Analogic Technologies |
|
| BUT56 | Silicon NPN Power Transistors |
Inchange Semiconductor Company Limited |
|
| BUT56 | Silicon NPN Power Transistors |
Savantic, Inc. |
|
| BUT56A | Silicon NPN Power Transistors |
Inchange Semiconductor Company Limited |
|
| BUT56A | NPN EPITAXIAL SILICON TRANSISTOR(HIGH VOLTAGE SWITCHING USE IN HORIZONTAL DEFLECTION OUTPUT STAGE) |
Wing Shing Computer Components |
|
| BUT56A | Silicon NPN Power Transistors |
Savantic, Inc. |
|
| BUT56A | POWER TRANSISTORS |
Advanced Analogic Technologies |
|
| BUT56AF | Silicon NPN Power Transistors |
Savantic, Inc. |
|
| BUT56AF | Silicon NPN Power Transistors |
Inchange Semiconductor Company Limited |
|