| Компонент | Описание | Производитель | PDF | Buy |
| BSP52 | NPN Darlington transistors | NXP Semiconductors |  |  |
| BSP52 | NPN Silicon Darlington Transistors (High collector current Low collector-emitter saturation voltage) | Siemens Semiconductor Group | | |
| BSP52 | NPN Darlington Transistor | Fairchild Semiconductor | | |
| BSP52 | NPN Silicon Darlington Transistors | Infineon Technologies AG | | |
| BSP52 | NPN Darlington transistors | NXP Semiconductors | | |
| BSP52 | NPN Silicon Darlington Transistors | Infineon Technologies AG | | |
| BSP50BSP52 | NPN Silicon Darlington Transistors (High collector current Low collector-emitter saturation voltage) | Siemens Semiconductor Group | | |
| SP5200S | 5.0 AMP Schottky Barrier Rectifiers | SeCoS Halbleitertechnologie GmbH | | |
| SP521 | LIQUID CRYSTAL DISPLAYS(STANDARD PRODUCTS) | Seiko Instruments Inc | | |
| PLCSP521 | Planar Lightwave Circuit Splitters | OPLINK Communications Inc. | | |
| ISP521-1 | HIGH DENSITY MOUNTING PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS | List of Unclassifed Manufacturers | | |
| ISP521-1X | HIGH DENSITY MOUNTING PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS | List of Unclassifed Manufacturers | | |
| ISP521-2 | HIGH DENSITY MOUNTING PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS | List of Unclassifed Manufacturers | | |
| ISP521-2X | HIGH DENSITY MOUNTING PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS | List of Unclassifed Manufacturers | | |
| ISP521-4 | HIGH DENSITY MOUNTING PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS | List of Unclassifed Manufacturers | | |
| ISP521-4X | HIGH DENSITY MOUNTING PHOTOTRANSISTOR OPTICALLY COUPLED ISOLATORS | List of Unclassifed Manufacturers | | |
| SP521P | LIQUID CRYSTAL DISPLAYS(STANDARD PRODUCTS) | Seiko Instruments Inc | | |
| SP522 | Low-Cost Programmable Multi-Protocol Transceivers | Sipex Corporation | | |
| SP522 | Low-Cost Programmable Multi-Protocol Transceivers | Sipex Corporation | | |
| PLCSP522 | Planar Lightwave Circuit Splitters | OPLINK Communications Inc. | | |
