| 273681 | BC550 | NPN general purpose transistors | Philips |
| 273682 | BC550 | 50 V, 100 mA, NPN silicon transistor | Siemens |
| 273683 | BC550 | Transistor. Switching and AF amplifier. Low noise. Vcbo = 50V, Vceo= 45V, Vebo = 5V, Pc = 500mW, Ic = 100mA. | USHA India LTD |
| 273684 | BC550A | 0.625W General Purpose NPN Plastic Leaded Transistor. 45V Vceo, 0.100A Ic, 110 - 220 hFE | Continental Device India Limited |
| 273685 | BC550A | Discrete Devices-Transistor-NPN Bipolar Transistor | Taiwan Semiconductor |
| 273686 | BC550ABU | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 273687 | BC550ATA | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 273688 | BC550B | 0.625W General Purpose NPN Plastic Leaded Transistor. 45V Vceo, 0.100A Ic, 200 - 450 hFE | Continental Device India Limited |
| 273689 | BC550B | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 273690 | BC550B | Low Noise Transistors | Motorola |
| 273691 | BC550B | NPN general purpose transistors | Philips |
| 273692 | BC550B | 50 V, 100 mA, NPN silicon transistor | Siemens |
| 273693 | BC550B | Discrete Devices-Transistor-NPN Bipolar Transistor | Taiwan Semiconductor |
| 273694 | BC550BBU | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 273695 | BC550BTA | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 273696 | BC550BTAR | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 273697 | BC550BU | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 273698 | BC550C | 0.625W General Purpose NPN Plastic Leaded Transistor. 45V Vceo, 0.100A Ic, 420 - 800 hFE | Continental Device India Limited |
| 273699 | BC550C | Low Noise Transistors | Motorola |
|
| 273700 | BC550C | Low Noise Transistors | ON Semiconductor |
| 273701 | BC550C | NPN general purpose transistors | Philips |
| 273702 | BC550C | 50 V, 100 mA, NPN silicon transistor | Siemens |
| 273703 | BC550C | Discrete Devices-Transistor-NPN Bipolar Transistor | Taiwan Semiconductor |
| 273704 | BC550CBU | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 273705 | BC550CTA | NPN Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 273706 | BC556 | PNP SILICON PLANAR EPITAXIAL TRANSISTORS | Boca Semiconductor Corporation |
| 273707 | BC556 | 0.500W General Purpose NPN Plastic Leaded Transistor. 80V Vceo, 0.100A Ic, 75 - 475 hFE | Continental Device India Limited |
| 273708 | BC556 | Si-Epitaxial PlanarTransistors | Diotec Elektronische |
| 273709 | BC556 | PNP Epitaxial Silicon Transistor | Fairchild Semiconductor |
| 273710 | BC556 | Small Signal Transistors (PNP) | General Semiconductor |
| 273711 | BC556 | PNP Silicon Epitaxial Planar Transistor | Honey Technology |
| 273712 | BC556 | General Purpose Transistor | Korea Electronics (KEC) |
| 273713 | BC556 | PNP Silicon Amplifier Transistor 625mW | Micro Commercial Components |
| 273714 | BC556 | PNP SILICON AF SMALL SIGNAL TRANSISTORS | Micro Electronics |
| 273715 | BC556 | Amplifier Transistors | Motorola |
| 273716 | BC556 | Amplifier Transistors(PNP Silicon) | ON Semiconductor |
| 273717 | BC556 | PNP general purpose transistors | Philips |
| 273718 | BC556 | PNP Silicon Epitaxial Planar Transistor for switching and AF applications¡¡¡¡ | Semtech |
| 273719 | BC556 | PNP SILICON TRANSISTORS | Siemens |
| 273720 | BC556 | Transistor. Switching and AF amplifier. High voltage. Low noise. Vcbo = -80V, Vceo= -65V, Vebo = -5V, Pc = 500mW, Ic = -100mA. | USHA India LTD |
