H5120BNL

Overview

The H5120BNL is a single-port magnetic module designed for 1000Base-T Gigabit Ethernet applications. It integrates isolation and data interface functions in a surface-mount package. The component features a 1CT:1CT transformer turn ratio and operates within a temperature range of 0°C to 70°C. Physical dimensions are 16.51mm length, 9.27mm width, and a maximum height of 2.08mm. It supports peak reflow temperatures up to +245°C and covers a frequency range from 1kHz to 100MHz.

Feature Summary

• Integrates isolation and data interface functions for Gigabit Ethernet
• Supports high-temperature peak reflow processing up to +245°C
• Operates across a wide frequency spectrum from 1kHz to 100MHz

Applications

• 1000Base-T network interface cards
• Gigabit Ethernet hubs and switches
• Network infrastructure equipment requiring single-port isolation

Procurement Notes

Verify the specific suffix 'BNL' against official Pulse Electronics documentation to confirm material composition and compliance status. Ensure that the ordering information matches the exact part number variant required for your design, as suffixes may indicate differences in packaging or environmental certifications. Cross-reference with the latest datasheet revision to confirm current availability and manufacturing location details before finalizing procurement plans.

Selection Notes

Select this component when designing for 1000Base-T standards requiring integrated magnetic isolation. Consider the surface-mount footprint and height constraints during PCB layout. Verify thermal management capabilities align with the specified operating temperature range and peak reflow limits. Ensure compatibility with the target network controller's electrical requirements for signal integrity.

Part Context

This component belongs to the family of LAN discrete transformer modules manufactured by Pulse Electronics Corporation. These modules are engineered to provide galvanic isolation and impedance matching for Ethernet physical layer interfaces. The product line supports various port configurations and speed standards, with this specific model targeting Gigabit Ethernet applications.

Replacement Considerations

Consult official substitution lists from Pulse Electronics for verified alternatives. Generic cross-references may not match the specific electrical characteristics or mechanical dimensions required for 1000Base-T implementations.