LPJG49883A92NL 1x4 RJ45 Magjack With EMI Spring Finger And LED
Product Overview
The LPJG49883A92NL is a 1x4 multi-port RJ45 connector with integrated magnetics designed for 1000Base-T Ethernet applications. It combines the RJ45 interface, magnetic components, EMI spring finger shielding, and LED indicators in one compact solution, helping simplify PCB layout, improve signal integrity, and support reliable network connectivity. According to the drawing, this model is built for non-PoE applications and uses a latch-up configuration with green/yellow LED options.
Key Features
- 1x4 multi-port RJ45 connector with integrated magnetics
- Supports 1000Base-T Ethernet
- With EMI spring finger for enhanced shielding
- Built-in LED indicators: Green / Yellow
- Non-PoE design
- Latch-up orientation
- 10P8C contact configuration
- Operating temperature: -40°C to +85°C
Electrical Specifications
At 25°C, the LPJG49883A92NL is specified with the following performance data:
1. Turns ratio: 1CT:1CT ±5%
2. OCL: 350uH min @100KHz, 0.1V, 8mA DC bias
3. Insertion loss: -1.2 dB max from 1–100MHz
4. Return loss:
- 1–30MHz: -16 dB min
- 30–60MHz: -12 dB min
- 60–80MHz: -10 dB min
- 80–100MHz: -8 dB min
5. Crosstalk: -30 dB min from 1–100MHz
6. Common mode rejection: -30 dB min from 1–100MHz
7. Isolation PHY side to line side: 1500Vrms
8. Operating temperature range: -40°C to +85°C
LPJG49883A92NL 1x4 RJ45 Connector Datasheet
1x4 RJ45 Connector Datasheet - Schematic
1x4 RJ45 Connector Datasheet - RECOMMENDED PCB LAYOUT
LPJG49883A92NL 1x4 RJ45 Connector Specifications
1. General Specifications
| Category | Specification |
|---|---|
| Part Number | LPJG49883A92NL |
| Product Type | Multi-Port RJ45 Connector with Integrated Magnetics |
| Port Configuration | 1 × 4 (Quad Port) |
| Connector Type | RJ45 (10P8C) |
| Ethernet Speed | 1000Base-T (Gigabit Ethernet) |
| PoE Support | Non-PoE |
| Latch Orientation | Latch Up |
| LED Indicators | Green / Yellow |
| Shielding | Shielded with EMI Spring Finger |
| Mounting Type | Through-Hole (PCB Mount) |
| Operating Temperature | -40°C to +85°C |
| Compliance |
IEEE 802.3, RoHS |
2. Mechanical Specifications
| Parameter | Value |
|---|---|
| Length | 25.25 mm |
| Width | 59.2 mm |
| Height | 13.50 mm |
| Housing Material | PBT + 30% Glass Fiber (UL94V-0) |
| Contact Material | Phosphor Bronze |
| Shield Material | Stainless Steel (SUS 304) |
| Contact Plating |
Gold ≥ 6 µin |
3. LED Characteristics
| Color | Wavelength (nm) | Forward Voltage (VF) | Leakage Current (IR) |
|---|---|---|---|
| Green | 565 nm | 1.8 – 2.6 V | ≤ 10 µA |
| Yellow | 585 nm | 1.8 – 2.6 V | ≤ 10 µA |
Applications of Multi Port RJ45 Connector
The LPJG49883A92NL is a strong fit for:
- Ethernet switches
- Hub devices
- LAN-on-Motherboard designs
- SOHO networking equipment
- ADSL modem systems
- Embedded networking platforms
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