| Nr. | Nome da parte | Descrição | Fabricante |
| 250681 | BC557 | Transistor. Comutação e amplificador de AF. Alta tensão. Baixo nível de ruído. Vcbo = -50V, VCEO = -45V, Vebo = -5V, Pc = 500mW, Ic = -100mA. | USHA India LTD |
| 250682 | BC557A | TRANSISTOR EPITAXIAL PLANAR DO SILICONE DE PNP | Boca Semiconductor Corporation |
| 250683 | BC557A | Transistor 625mW Do Amplificador Do Silicone de PNP | Micro Commercial Components |
| 250684 | BC557A | Transistor Do Amplificador | Motorola |
| 250685 | BC557A | Transistor Do Amplificador | ON Semiconductor |
| 250686 | BC557A | Transistor, Rf & Af | Vishay |
| 250687 | BC557A | PlanarTransistors Silicone-Si-Epitaxial | Diotec Elektronische |
| 250688 | BC557A | 0.500W Uso Geral PNP plástico com chumbo Transistor. 45V VCEO, 0.100A Ic, 110-220 hFE | Continental Device India Limited |
| 250689 | BC557A | Sinal Pequeno transistor (PNP) | General Semiconductor |
| 250690 | BC557A | Transistor da finalidade geral de PNP | Philips |
| 250691 | BC557A | 50 V, 100 mA, transistor de silício PNP | Siemens |
| 250692 | BC557ABU | Transistor Epitaxial Do Silicone de PNP | Fairchild Semiconductor |
| 250693 | BC557ATA | Transistor Epitaxial Do Silicone de PNP | Fairchild Semiconductor |
| 250694 | BC557AZL1 | Transistor Do Amplificador | ON Semiconductor |
| 250695 | BC557B | Transistor da finalidade geral de PNP | Philips |
| 250696 | BC557B | TRANSISTOR PEQUENO DO SINAL PNP | ST Microelectronics |
| 250697 | BC557B | TRANSISTOR EPITAXIAL PLANAR DO SILICONE DE PNP | Boca Semiconductor Corporation |
| 250698 | BC557B | Transistor Do Amplificador | Motorola |
| 250699 | BC557B | Transistor Epitaxial Do Silicone de PNP | Fairchild Semiconductor |
| 250700 | BC557B | Transistor Do Amplificador | ON Semiconductor |
| 250701 | BC557B | Transistor, Rf & Af | Vishay |
| 250702 | BC557B | 0.500W Uso Geral PNP plástico com chumbo Transistor. 45V VCEO, 0.100A Ic, 200-400 hFE | Continental Device India Limited |
| 250703 | BC557B | PlanarTransistors Si-epitaxiais | Diotec Elektronische |
| 250704 | BC557B | Sinal Pequeno transistor (PNP) | General Semiconductor |
| 250705 | BC557B | 50 V, 100 mA, transistor de silício PNP | Siemens |
| 250706 | BC557B-AP | TRANSISTOR PEQUENO DO SINAL PNP | ST Microelectronics |
| 250707 | BC557B-AP | PEQUENO SINAL PNP TRANSISTOR | SGS Thomson Microelectronics |
| 250708 | BC557BBU | Transistor Epitaxial Do Silicone de PNP | Fairchild Semiconductor |
| 250709 | BC557BRL1 | Transistor Do Amplificador | ON Semiconductor |
| 250710 | BC557BTA | Transistor Epitaxial Do Silicone de PNP | Fairchild Semiconductor |
| 250711 | BC557BTAR | Transistor Epitaxial Do Silicone de PNP | Fairchild Semiconductor |
| 250712 | BC557BTF | Transistor Epitaxial Do Silicone de PNP | Fairchild Semiconductor |
| 250713 | BC557BTFR | Transistor Epitaxial Do Silicone de PNP | Fairchild Semiconductor |
| 250714 | BC557BU | Transistor Epitaxial Do Silicone de PNP | Fairchild Semiconductor |
| 250715 | BC557BZL1 | Transistor Do Amplificador | ON Semiconductor |
| 250716 | BC557C | Transistor da finalidade geral de PNP | Philips |
| 250717 | BC557C | TRANSISTOR EPITAXIAL PLANAR DO SILICONE DE PNP | Boca Semiconductor Corporation |
| 250718 | BC557C | Transistor Do Amplificador | Motorola |
| 250719 | BC557C | Transistor Do Amplificador | ON Semiconductor |
| 250720 | BC557C | Transistor, Rf & Af | Vishay |
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