| 273361 | BC517 | NPN Silicon Darlington Transistor (High current gain High collector current) | Siemens |
| 273362 | BC517-D | Darlington Transistors NPN Silicon | ON Semiconductor |
| 273363 | BC517RL1 | Silicon Plastic Transistor | ON Semiconductor |
| 273364 | BC517ZL1 | Silicon Plastic Transistor | ON Semiconductor |
| 273365 | BC517_D26Z | NPN Darlington Transistor | Fairchild Semiconductor |
| 273366 | BC517_D27Z | NPN Darlington Transistor | Fairchild Semiconductor |
| 273367 | BC517_D74Z | NPN Darlington Transistor | Fairchild Semiconductor |
| 273368 | BC517_D75Z | NPN Darlington Transistor | Fairchild Semiconductor |
| 273369 | BC517_L34Z | NPN Darlington Transistor | Fairchild Semiconductor |
| 273370 | BC51PA | 45 V, 1 A PNP medium power transistor | Nexperia |
| 273371 | BC51PA | 45 V, 1 A PNP medium power transistor | NXP Semiconductors |
| 273372 | BC51PAS | 45 V/60 V/80 V, 1 A PNP medium power transistors | Nexperia |
| 273373 | BC52-10PA | 60 V, 1 A PNP medium power transistor | Nexperia |
| 273374 | BC52-10PA | 60 V, 1 A PNP medium power transistor | NXP Semiconductors |
| 273375 | BC52-10PAS | 45 V/60 V/80 V, 1 A PNP medium power transistors | Nexperia |
| 273376 | BC52-16PA | 60 V, 1 A PNP medium power transistor | Nexperia |
| 273377 | BC52-16PA | 60 V, 1 A PNP medium power transistor | NXP Semiconductors |
| 273378 | BC52-16PAS | 45 V/60 V/80 V, 1 A PNP medium power transistors | Nexperia |
| 273379 | BC527 | PNP SILICON AF MEDIUM POWER TRANSISTORS | Micro Electronics |
|
| 273380 | BC527 | Tranzystor krzemowy małej mocy, małej częstotliwości | Ultra CEMI |
| 273381 | BC527 | Tranzystor małej częstotliwości małej mocy | Ultra CEMI |
| 273382 | BC528 | PNP SILICON AF MEDIUM POWER TRANSISTORS | Micro Electronics |
| 273383 | BC528 | Tranzystor małej częstotliwości małej mocy | Ultra CEMI |
| 273384 | BC528 | Tranzystor krzemowy małej mocy, małej częstotliwości | Ultra CEMI |
| 273385 | BC52PA | 60 V, 1 A PNP medium power transistor | Nexperia |
| 273386 | BC52PA | 60 V, 1 A PNP medium power transistor | NXP Semiconductors |
| 273387 | BC52PAS | 45 V/60 V/80 V, 1 A PNP medium power transistors | Nexperia |
| 273388 | BC53-10PA | 80 V, 1 A PNP medium power transistor | Nexperia |
| 273389 | BC53-10PA | 80 V, 1 A PNP medium power transistor | NXP Semiconductors |
| 273390 | BC53-10PAS | 45 V/60 V/80 V, 1 A PNP medium power transistors | Nexperia |
| 273391 | BC53-16PA | 80 V, 1 A PNP medium power transistor | Nexperia |
| 273392 | BC53-16PA | 80 V, 1 A PNP medium power transistor | NXP Semiconductors |
| 273393 | BC53-16PAS | 45 V/60 V/80 V, 1 A PNP medium power transistors | Nexperia |
| 273394 | BC534 | Medium Power Transistors | Semiconductor Technology |
| 273395 | BC537 | NPN SILICON AF MEDIUM POWER TRANSISTORS | Micro Electronics |
| 273396 | BC538 | NPN SILICON AF MEDIUM POWER TRANSISTORS | Micro Electronics |
| 273397 | BC53PA | 80 V, 1 A PNP medium power transistor | Nexperia |
| 273398 | BC53PA | 80 V, 1 A PNP medium power transistor | NXP Semiconductors |
| 273399 | BC53PAS | 45 V/60 V/80 V, 1 A PNP medium power transistors | Nexperia |
| 273400 | BC54-10PA | 45 V, 1 A NPN medium power transistor | Nexperia |
