H1062NL

Overview

The H1062NL is a LAN transformer module manufactured by Pulse Electronics, designed for 10/100Base-TX applications. It features a single-channel configuration with surface mount (SMD/SMT) termination. The component operates within a frequency range of 1 MHz to 100 MHz and provides an isolation voltage of 1.5 kV. Key electrical specifications include an inductance of 350 uH and a DC resistance of 0.65 Ohms. The physical dimensions are 28.58 mm in length, 12.19 mm in width, and 5.84 mm in maximum height. It functions as an unshielded pulse transformer with a 1:1 turns ratio for both transmitter and receiver paths.

Feature Summary

• Supports quad-port Ethernet solutions for 10/100Base-TX networks
• Provides galvanic isolation with high dielectric strength
• Optimized for surface mount assembly processes

Applications

• 10/100Base-TX network interface cards
• Ethernet hub and switch ports
• Computer motherboard LAN interfaces

Procurement Notes

Verify the specific datasheet revision and RoHS compliance status prior to procurement, as manufacturing updates may occur. Confirm that the unshielded design aligns with your system's electromagnetic interference requirements. Ensure the surface mount footprint matches your PCB layout constraints. Check for any recent product change notices regarding material composition or packaging variations.

Selection Notes

Select this component when designing for standard 10/100 Mbps Ethernet connectivity without Power over Ethernet requirements. The unshielded construction is suitable for applications where external shielding is managed by the chassis or PCB ground plane. Consider the operating temperature range of 0°C to 70°C for environmental compatibility. This module is appropriate for space-constrained designs requiring a compact quad-port solution.

Part Context

This part belongs to Pulse Electronics' LAN transformer portfolio, specifically targeting legacy and industrial Ethernet standards. It serves as a critical interface between the MAC layer and the physical medium. The module integrates magnetics for signal coupling and isolation, replacing discrete transformer components to simplify assembly and improve reliability in consumer and industrial networking hardware.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing transceivers before considering alternative vendors.