| BFU520 | NPN wideband silicon RF transistor |
| BFU520A | NPN wideband silicon RF transistor |
| BFU520W | NPN wideband silicon RF transistor |
| BFU520X | NPN wideband silicon RF transistor |
| BFU520XR | NPN wideband silicon RF transistor |
| BFU520Y | Dual NPN wideband silicon RF transistor |
| BFU530 | NPN wideband silicon RF transistor |
| BFU530A | NPN wideband silicon RF transistor |
| BFU530W | NPN wideband silicon RF transistor |
| BFU530X | NPN wideband silicon RF transistor |
| BFU530XR | NPN wideband silicon RF transistor |
| BFU550 | NPN wideband silicon RF transistor |
| BFU550A | NPN wideband silicon RF transistor |
| BFU550W | NPN wideband silicon RF transistor |
| BFU550X | NPN wideband silicon RF transistor |
| BFU550XR | NPN wideband silicon RF transistor |
| BFU580G | NPN wideband silicon RF transistor |
| BFU580Q | NPN wideband silicon RF transistor |
| BFU590G | NPN wideband silicon RF transistor |
| BFU590Q | NPN wideband silicon RF transistor |
| BFU630F | NPN wideband silicon RF transistor |
| BFU660F | NPN wideband silicon RF transistor |
| BFU690F | NPN wideband silicon RF transistor |
| BFU725F | NPN wideband silicon germanium RF transistor |
| BFU760F | NPN wideband silicon germanium RF transistor |
| BFU790F | NPN wideband silicon germanium RF transistor |
