XRJD-S-21-8-8-5 Stacked RJ45 2x1 Without Magnetics Connector
XRJD-S-21-8-8-5 stacked 2x1 RJ45 connector without integrated magnetics. Ideal for Gigabit Ethernet applications requiring external magnetics, compact PCB design, and high EMI performance.
XRJD-S-21-8-8-5 Stacked RJ45 Connector Without Magnetics Overview
The XRJD-S-21-8-8-5 stacked RJ45 connector without magnetics complies with IEEE 802.3ab standards, ensuring reliable Gigabit network performance. Designed in a 2x1 stacked port configuration, this connector enables high-density PCB layouts while maintaining excellent electrical and mechanical performance.
Unlike integrated magnetics RJ45 jacks, this model allows engineers to optimize PHY layout, EMI control, and signal integrity using external magnetics circuits—making it ideal for industrial networking, telecom equipment, and embedded systems.
Key Characteristics
- Port Configuration: 2x1 stacked RJ45
- Connector Type: RJ45 connector without integrated magnetics
- Application: Gigabit Ethernet (1000Base-T)
- Mounting Type: PCB through-hole (wave solder compatible)
- Operating Temperature: -40°C to +85°C
XRJD-S-21-8-8-5 RJ45 2x1 Specifications
1. Electrical Specifications
| Parameter | Specification |
|---|---|
| Voltage Rating | 125V AC |
| Current Rating | 1.5A |
| Contact Resistance | ≤ 30 mΩ |
| Insulation Resistance | ≥ 500 MΩ (500V DC) |
| Dielectric Strength | 1000V AC (50/60Hz, 1 min) |
2. Mechanical Specifications
| Parameter | Specification |
|---|---|
| Housing Material | PBT UL94V-0 |
| Contact Material | Phosphor Bronze (C51000) |
| Contact Plating | Gold flash over nickel |
| Shield Material | Nickel-plated brass |
| Mating Force | ≤ 2.2 kgf |
| Retention Strength | ≥ 3.0 kgf |
| Durability | ≥ 750 cycles |
3. Environmental Specifications
| Parameter | Specification |
|---|---|
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -40°C to +85°C |
| Humidity | < 70% RH |
| Soldering | Wave solder 250°C / 5 sec |
| Certification | UL (File No. E484635), RoHS compliant |
XRJD-S-21-8-8-5 Datasheet
Why Choose RJ45 Connector Without Integrated Magnetics?
1. Design Flexibility
Using external magnetics allows:
- Better control over signal routing
- Custom filtering and EMI suppression
- Easier PHY optimization
2. Thermal Management
- Separating magnetics reduces heat concentration
- Improves overall system reliability
3. Cost Optimization
- Lower connector cost in high-volume production
- Flexibility to choose magnetics suppliers
XRJD-S-21-8-8-5 RJ45 Without Magnetics vs. Integrated Magnetics RJ45 Connector
| Feature | Without Magnetics | With Magnetics |
|---|---|---|
| Design Flexibility | High | Limited |
| PCB Space | Flexible | More compact |
| EMI Control | External tuning | Built-in |
| Cost | Lower | Higher |
| Application | Custom systems | Plug-and-play designs |
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