| Компонент | Описание | Производитель | PDF | Buy |
| 3D7503-30 | MONOLITHIC MANCHESTER ENCODER/DECODER | Data Delay Devices, Inc. |  |  |
| HCNW4503-300 | Single Channel, High Speed Optocouplers | Agilent(Hewlett-Packard) | | |
| HCPL-4503-300 | Single Channel, High Speed Optocouplers | Agilent(Hewlett-Packard) | | |
| 556-1503-304F | High Intensity LED Panel Mount Indicators for 1 Mounting Hole | Dialight Corporation | | |
| 556-3503-304F | High Intensity LED Panel Mount Indicators for 1 Mounting Hole | Dialight Corporation | | |
| 1503-30A | MECHANICALLY VARIABLE DELAY LINE | Data Delay Devices, Inc. | | |
| 1503-30B | MECHANICALLY VARIABLE DELAY LINE | Data Delay Devices, Inc. | | |
| APL5503-30BC | Low IQ, Low Dropout 500mA Fixed Voltage Regulator | Anpec Electronics Coropration | | |
| APL5503-30BC-TR | 3.0 V, low IQ, low dropout 500 mA fixed voltage regulator | Anpec Electronics Coropration | | |
| 1503-30C | MECHANICALLY VARIABLE DELAY LINE | Data Delay Devices, Inc. | | |
| BL8503-30C1AB | 250mA CMOS Low Dropout Voltage Low consumption Regulator | SHANGHAI BELLING CO., LTD. | | |
| BL8503-30C1RM | 250mA CMOS Low Dropout Voltage Low consumption Regulator | SHANGHAI BELLING CO., LTD. | | |
| BL8503-30C1SA | 250mA CMOS Low Dropout Voltage Low consumption Regulator | SHANGHAI BELLING CO., LTD. | | |
| BL8503-30C1SM | 250mA CMOS Low Dropout Voltage Low consumption Regulator | SHANGHAI BELLING CO., LTD. | | |
| BL8503-30C1T | 250mA CMOS Low Dropout Voltage Low consumption Regulator | SHANGHAI BELLING CO., LTD. | | |
| APL5503-30DC | Low IQ, Low Dropout 500mA Fixed Voltage Regulator | Anpec Electronics Coropration | | |
| APL5503-30DC-TR | 3.0 V, low IQ, low dropout 500 mA fixed voltage regulator | Anpec Electronics Coropration | | |
| 1503-30F | MECHANICALLY VARIABLE DELAY LINE | Data Delay Devices, Inc. | | |
| APL5503-30KC-TR | 3.0 V, low IQ, low dropout 500 mA fixed voltage regulator | Anpec Electronics Coropration | | |
| BL8503-30P1AB | 250mA CMOS Low Dropout Voltage Low consumption Regulator | SHANGHAI BELLING CO., LTD. | | |
