H7028NLT

Overview

The H7028NLT is a single-port LAN transformer module designed for 10G Base-T applications. It features an inductance of 120µH and a 1:1 turns ratio, compliant with the IEEE 802.3 standard. The component operates within a temperature range of 0°C to 70°C and utilizes surface-mount technology (SMT) construction. Physical dimensions are 13.64mm in length, 12.19mm in width, and a maximum height of 6.35mm. It supports fine-tuned magnetics for specific PHY vendors and meets RoHS peak reflow temperature ratings of 245°C.

Feature Summary

• Supports 10GBase-T transceivers with compliance to IEEE 802.3 standards
• Single-port open-frame SMD construction optimized for low-profile PCI Express integration
• Qualified for top 10Gig PHY manufacturer specifications

Applications

• 10GBase-T network interface cards
• Ethernet switch modules
• High-speed data communication equipment

Procurement Notes

Verify current availability status as this part number may be discontinued or obsolete. Confirm compatibility with target PHY vendor requirements before procurement. Check for valid replacement part numbers such as H7028FNLT if direct supply is unavailable. Ensure design-in documentation aligns with IEEE 802.3 standards for 10G Base-T implementations.

Selection Notes

Select this component for designs requiring certified 10G Base-T magnetics with single-port configuration. Consider physical constraints due to its low-profile package suitable for PCI Express slots. Verify thermal performance within the specified 0°C to 70°C operating range. Ensure PCB layout accommodates the 13.64mm x 12.19mm footprint and 6.35mm height limit.

Part Context

This LAN transformer belongs to Pulse Electronics' portfolio of signal transformers for high-speed networking. It serves as a critical interface between MAC and PHY layers in Ethernet infrastructure. The module provides necessary impedance matching and common-mode noise rejection for 10 Gigabit data transmission rates.

Replacement Considerations

The H7028NLT is listed as obsolete. The H7028FNLT is identified as a direct substitute from Pulse Electronics. Verify pinout and electrical parameter equivalence before substitution.