| Компонент | Описание | Производитель | PDF | Buy |
| S503T | MOSMIC for TV-Tuner Prestage with 5 V Supply Voltage | Vishay Siliconix |  |  |
| ED503T | SUPERFAST RECOVERY RECTIFIERS VOLTAGE- 200 to 600 Volts CURRENT - 5.0 Amperes | Pan Jit International Inc. | | |
| ED503T | SUPERFAST RECOVERY RECTIFIERS | Pan Jit International Inc. | | |
| ED503T | SUPER FAST RECOVERY RECTIFIER(VOLTAGE - 200 to 600 Volts CURRENT - 5.0 Amperes) | Pan Jit International Inc. | | |
| HC5503T | Balanced PBX/Key System SLIC, Subscriber Line Interface Circuit | Intersil Corporation | | |
| HC5503T | Balanced PBX / Key System SLIC, Subscriber Line Interface Circuit | Intersil Corporation | | |
| SG1503T | PRECISION 2.5-VOLT REFERENCE | Microsemi Corporation | | |
| SG3503T | PRECISION 2.5-VOLT REFERENCE | Microsemi Corporation | | |
| UPA503T | P-CHANNEL MOSFET (5-PIN 2 CIRCUITS) | NEC | | |
| SG2503T | PRECISION 2.5-VOLT REFERENCE | Microsemi Corporation | | |
| NT805-503T | SINGLE PORT NT805-XXXT SERIES TRANSFORMER, LAN, SMD 10/100 BASE-TX | List of Unclassifed Manufacturers | | |
| BL8505-503T | High Efficiency PFM Step-up DC/DC Converter | SHANGHAI BELLING CO., LTD. | | |
| A0503T-1W | FIXED INPUT ISOLATED & UNREGULATED 1W DUAL OUTPUT UTRALMINIATURE SMD PACKAGE | RSG Electronic Components GmbH | | |
| B0503T-1W | 1W,FIXED INPUT, ISOLATED & UNREGULATED single OUTPUT, SMD DC-DC CONVERTER | RSG Electronic Components GmbH | | |
| WRB0503T-2W | 3W SINGLE OUTPUT DC/DC CONVERTER | MORNSUN Science& Technology Ltd. | | |
| SG1503T/883B | PRECISION 2.5-VOLT REFERENCE | Microsemi Corporation | | |
| SG1503T/DESC | PRECISION 2.5-VOLT REFERENCE | Microsemi Corporation | | |
| AMT128503T46F | 1.25Gb/s Integrated 850nm MSM-TIA | ANADIGICS, Inc | | |
| AMT128503T46L | 1.25Gb/s Integrated 850nm MSM-TIA | ANADIGICS, Inc | | |
| SPX29503T5 | 5A Low Dropout Voltage Regulator Adjustable & Fixed Output, Fast Response Time | Sipex Corporation | | |
