0863-2X5R-54 vs SI-70008-F
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| Category | Modular Connectors - Jacks With Magnetics | Modular Connectors - Jacks With Magnetics |
| Manufacturer | Bel Fuse Inc. | Stewart Connector |
| Description | CONN MAGJACK 10PORT 1000 BASE-T | CONN MAGJACK 1PORT |
| Package | - | - |
| Series | MagJack? | MagJack? ST SI-70000 |
| Features | Board Guide | Board Lock |
| Operating Temperature | 0°C ~ 70°C | - |
| Mounting Type | Through Hole | Through Hole |
| Applications | 10/100/1000 Base-T, AutoMDIX | AutoMDIX |
| Termination | Solder | Solder |
| Contact Material | Copper Alloy | Copper Alloy |
| Contact Finish | Gold | Gold |
| Orientation | 90° Angle (Right) | 90° Angle (Right) |
| Height Above Board | 1.004" (25.50mm) | 1.238" (31.45mm) |
| Connector Type | RJ45 | RJ45 with USB B |
| Shielding | Shielded, EMI Finger | Shielded |
| Number of Rows | 2 | 1 |
| Number of Ports | 10 | 1 |
| LED Color | Green, Orange - Green, Orange | Does Not Contain LED |
| Tab Direction | Up and Down | Up |
| Number of Cores per Jack | 8 | 4 |
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1. What are Modular Connectors - Jacks With Magnetics?
Modular Connectors - Jacks With Magnetics are modular connectors with integrated magnetic components, mainly used in high-speed data transmission scenarios such as Ethernet. Magnetic components (such as transformers and filters) are used for signal isolation, impedance matching and anti-electromagnetic interference (EMI), ensuring the stability and reliability of data transmission.
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2. Why do we need to integrate magnetic components?
The main purpose of integrated magnetic components is to meet the requirements of Ethernet standards such as 10/100/1000 Base-T and PoE. Magnetic components provide electrical isolation, signal balance and transient protection, while reducing electromagnetic interference (EMI), ensuring the stability of high-speed data transmission.
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3. How to distinguish different models of Modular Connectors - Jacks With Magnetics?
Models are usually distinguished by the following features:
Port configuration: such as 1x1, 1xN or 2xN.
Rate: such as Cat5e, Cat6 or Cat6A.
Mounting direction: right angle or vertical mounting.
Additional features: such as LED indicator or shielding design. -
4. How to solve the compatibility issues of Modular Connectors - Jacks With Magnetics?
Ensuring that the connector is compatible with the cable, device and network standards is key. Choose products that comply with RoHS and IEC 60603-7 standards, and check whether their speed, PoE support and shielding performance meet the requirements.

