H5149NLT

Overview

The H5149NLT is a LAN pulse transformer designed for 10/100/1000 Base-T applications. It features a surface mount package with dimensions of 17.78mm length, 9.91mm width, and 3.20mm maximum height. The component utilizes a 1CT:1CT turns ratio for both transmitter and receiver circuits. It operates within a temperature range of -40°C to +85°C and has an inductance of 360µH. The device supports MSL Level 1 (unlimited) moisture sensitivity.

Feature Summary

• Supports Gigabit Ethernet data transmission standards
• Integrated common mode choke functionality
• Surface mount construction for automated assembly

Applications

• 10/100/1000 Base-T network interfaces
• Ethernet switch ports
• Network interface cards

Procurement Notes

Verify the specific ordering suffix to confirm packaging configuration, as variants exist for tape and reel or cut tape formats. Ensure the selected part matches the required lead time constraints, which may vary based on production schedules. Confirm RoHS compliance status and REACH registration details prior to final procurement decisions for regulatory adherence.

Selection Notes

Select this component for designs requiring integrated isolation and filtering in Gigabit Ethernet ports. The compact SMD footprint suits high-density PCB layouts. Verify that the 360µH inductance value aligns with the specific PHY requirements and impedance matching needs of the target network application.

Part Context

This part belongs to Pulse Electronics' LAN transformer series, specifically engineered for high-speed data communication. It replaces older through-hole solutions with a modern surface-mount form factor. The H5149NLT is part of a family including related models like HX5149NL, offering consistent performance across various networking hardware implementations.

Replacement Considerations

• HX5149NL

FAQ

What is the operating temperature range?

The component operates between -40°C and +85°C.

Is the device shielded?

Yes, it provides shielding for signal integrity.