HY981141A General Specifications
Overview
The HY981141A Single Port RJ45 + USB Connector with Integrated Magnetics and LED is designed for 10/100/1000Base-T NIC applications, providing reliable network connectivity in a compact form factor. This connector integrates magnetics for signal integrity, EMI suppression, and isolation, while the LED indicators allow easy monitoring of network status.
Key highlights:
- Supports Gigabit Ethernet (10/100/1000Base-T) for high-speed data transmission.
- Combines RJ45 and USB ports in a single package for versatile connectivity.
- Integrated magnetics reduce board space requirements and simplify system design.
- LED indicators (Green, Orange, Yellow) provide clear network activity and link status feedback.
- RoHS compliant and UL recognized, ensuring environmental safety and reliable performance.
This connector is ideal for network interface cards (NICs), embedded systems, and industrial applications requiring robust, space-saving connectivity with clear status indication.
Electrical Specification @ 25°C
- RoHS Compliant: PB Free
- Isolation: 1500 Vrms, 0.5 mA, 60 sec (UTP Side to Chip Side)
- OCL (Coupling Inductance): 350 µH Minimum @ 100 kHz, 100 mV with 8 mADC
- Insertion Loss: –1.2 dB Maximum @ 1 MHz ~ 100 MHz
- Return Loss:
- –18 dB Minimum @ 1 MHz ~ 30 MHz
- –13.5 dB Minimum @ 30 MHz ~ 60 MHz
- –12 dB Minimum @ 60 MHz ~ 80 MHz
- –10 dB Minimum @ 80 MHz ~ 100 MHz
- Common Mode Rejection: –30 dB Minimum @ 1 MHz ~ 100 MHz
- Crosstalk:
- –35 dB Minimum @ 1 MHz ~ 30 MHz
- –30 dB Minimum @ 30 MHz ~ 60 MHz
- –25 dB Minimum @ 60 MHz ~ 100 MHz
General Specifications of HY981141A RJ45 Magjack + Dual USB
Compliance & Certification
- RoHS Compliant (PB Free)
- UL Recognized Component: File # E330599
- RJ45 Jack cavity conforms to FCC rules and regulations, Part 68
Operating & Storage Temperature
- Operating Temperature Range: 0°C ~ +70°C
- Storage Temperature Range: -40°C ~ +85°C
Materials & Finish
| Component | Material / Finish |
| RJ Housing | PC Transparent |
| Set Housing | PA66 + 30% GF Black, per UL 94V-0 |
| Shield | 50 micro-inch Nickel over 0.01 inch Copper Alloy |
| Contact (RJ) | Phosphor Bronze, base material |
| RJ Contact Plating | 100% tin plating with nickel underplating, 30μ" gold plating on contact area |
| USB Contact Plating | 100% tin plating with nickel underplating, 1μ" gold plating on contact area |
LED Specifications
| LED Color | Forward Voltage | Drive Current | Wavelength (nm) |
| Green/Orange | 1.8 ~ 2.8V | 20mA | 568 ~ 574 / 600 ~ 610 |
| Yellow | 1.8 ~ 2.8V | 20mA | 586 ~ 592 |
RJ45 USB Combo Connector HY981141A Datasheet
HY981141A Mechanical Dimensions:

HY981141A Schematics
