H1112NLT

Overview

The H1112NLT is a surface-mount pulse transformer module manufactured by Pulse Electronics, designed for isolated data interface applications. It supports 10/100BASE-TX Ethernet standards with a single port configuration and a 1:1 turns ratio. The component measures 14.81mm in length, 11.68mm in width, and 5.13mm in height. It operates within a temperature range of 0°C to 70°C and features a 1CT:1CT winding structure. The module is RoHS3 compliant and classified under ECCN EAR99.

Feature Summary

• Integrates isolation and data interface functions within a compact surface-mount package
• Supports 10/100BASE-TX network transmission protocols
• Provides electrical isolation for signal integrity in single-port configurations

Applications

• 10/100BASE-TX Ethernet network interfaces
• LAN transformer modules for data communication
• Isolated data interface circuits

Procurement Notes

Verify the specific ordering suffix to ensure correct packaging format, such as tape and reel or cut tape, as these affect handling procedures. Confirm that the procurement source provides official documentation from Pulse Electronics rather than third-party summaries. Ensure compliance with RoHS3 regulations and check for any REACH status updates prior to integration into final assemblies.

Selection Notes

Select this component for designs requiring a single-port solution for 10/100 Mbps Ethernet connections. The surface-mount form factor suits automated assembly processes. Consider the physical dimensions and thermal operating range to ensure compatibility with the target PCB layout and environmental conditions. Verify that non-PoE requirements align with the module's specifications.

Part Context

This part belongs to the Pulse Electronics LAN Transformers series, specifically engineered for audio and signal transformation tasks. It falls under the category of isolated data interface modules. The product line focuses on providing reliable magnetics solutions for networking equipment, ensuring signal fidelity and electrical safety in modern communication hardware.

Replacement Considerations

The TM52323-3ANL from Taoglas Limited is documented as a similar substitute part number.