HU4108NLT

Overview

The HU4108NLT is a surface-mount LAN transformer module from Pulse Electronics, designed for 2.5 Gigabit Ethernet applications. It features a single-channel configuration with SMD/SMT termination and operates within a frequency range of 1 kHz to 100 MHz. The component provides 1.5 kV isolation voltage and maintains an inductance of 150 µH. It supports peak reflow temperatures up to +245°C and functions reliably between -40°C and +125°C. The unit measures 12.7 mm x 9.53 mm x 5.97 mm and is RoHS compliant.

Feature Summary

• Provides electrical circuit isolation meeting IEEE 802.3 standards for signal integrity
• Optimized for major LAN transceivers with high peak reflow temperature tolerance
• Ensures reliable operation across extended industrial temperature ranges

Applications

• 2.5 Gigabit Ethernet network interfaces
• LAN transceiver modules
• Industrial networking equipment

Procurement Notes

Verify the specific datasheet revision and RoHS compliance status directly with the manufacturer or authorized distributors before integration. Confirm that the surface-mount footprint dimensions align precisely with the target PCB layout. Ensure thermal management strategies accommodate the specified peak reflow temperature rating during assembly processes to maintain component integrity.

Selection Notes

Select this component when designing systems requiring 2.5G Ethernet connectivity with robust isolation capabilities. The wide operating temperature range makes it suitable for demanding environments. Verify compatibility with existing transceiver architectures and ensure the single-channel design meets the specific port requirements of the application without necessitating additional complex wiring.

Part Context

This part belongs to the HU series of LAN discrete transformer modules from Pulse Electronics. These modules are engineered to provide essential galvanic isolation while preserving signal quality for high-speed data transmission. The series is widely utilized in modern networking hardware where compact form factors and reliable performance under varying thermal conditions are critical design constraints.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official distributor databases for cross-reference information if alternative sourcing is required.

FAQ

What is the maximum peak reflow temperature for the HU4108NLT?

The component features a peak reflow temperature rating of +245°C.

Does the HU4108NLT support PoE applications?

The provided documentation does not specify Power over Ethernet (PoE) support; it is described primarily as a LAN transformer module for 2.5G Ethernet.