| Компонент | Описание | Производитель | PDF | Buy |
| 4290 | Adapter, SMA Male To BNC Female | Pomona Electronics |  |  |
| B64290 | Ferrites and accessories | EPCOS | | |
| B64290 | Ferrites and accessories | EPCOS | | |
| B64290 | Ferrites and accessories | EPCOS | | |
| CD4290 | POW-R-BLOK Dual SCR/Diode Isolated Module 90 Amperes / Up to 1600 Volts | Powerex Power Semiconductors | | |
| PE4290 | 75 Ohm SMB Plug Bulkhead Connector Solder Attachment Solder Cup Terminal, .295 inch D Hole | Pasternack Enterprises, Inc. | | |
| AAT4290 | I/O Expander Load Switches with Serial Control | Advanced Analogic Technologies | | |
| AAT4290 | I/O Expander Load Switches with Serial Control | Advanced Analog Technology, Inc. | | |
| AAT4290 | I/O Expander Load Switches with Serial Control | Advanced Analogic Technologies | | |
| HB04290 | Breake Away Header .025(0.64mm) Square Posts | List of Unclassifed Manufacturers | | |
| HB14290 | Breake Away Header .025(0.64mm) Square Posts | List of Unclassifed Manufacturers | | |
| HC04290 | Breake Away Header .025(0.64mm) Square Posts | List of Unclassifed Manufacturers | | |
| HC14290 | Breake Away Header .025(0.64mm) Square Posts | List of Unclassifed Manufacturers | | |
| HD74290 | TTL HD74/HD74S Series | Hitachi Semiconductor | | |
| LTC4290 | 8-Port PoE/PoE PSE Controller | Linear Technology | | |
| SN54290 | DECADE AND 4-BIT BINARY COUNTERS | Texas Instruments | | |
| SN74290 | DECADE AND 4-BIT BINARY COUNTERS | Texas Instruments | | |
| TLE4290 | 5-V Low Drop Voltage Regulator | Infineon Technologies AG | | |
| LTC4290 | LTPoE/PoE/PoE PD Controller | Linear Technology | | |
| NCV4290 | 5.0 V, 450 mA Low-Dropout Voltage Regulator with Power Good | ON Semiconductor | | |
