H1112

Overview

The H1112 is a surface-mount isolation and data interface transformer module manufactured by Pulse Electronics. Designed for Ethernet physical layer interfacing, this component supports 10/100Base-T applications with a single port configuration. It features a 1CT:1CT turns ratio and operates within a temperature range of 0°C to 70°C. The encapsulated module measures 14.81mm in length and 11.68mm in width, providing a compact solution for high-density network designs.

Feature Summary

• Engineered specifically for Ethernet physical layer interfacing
• Provides isolation and data interface functionality
• Supports high-density network design requirements

Applications

• 10/100Base-T Ethernet interfaces
• High-performance network equipment
• Physical layer signal transmission modules

Procurement Notes

Verify the specific suffix (e.g., NLT) against official datasheets to confirm packaging type and compliance status. Ensure the selected variant matches the required RoHS specifications and moisture sensitivity level for the intended manufacturing process. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Selection Notes

Select this component when a single-port, encapsulated transformer is required for 10/100 Mbps Ethernet connections. Consider the surface-mount package dimensions and operating temperature range relative to the system's thermal constraints. Verify compatibility with non-PoE or PoE requirements as specified in the detailed technical documentation.

Part Context

This component belongs to Pulse Electronics' portfolio of audio and signal transformers, specifically categorized under LAN transformers. It serves as a critical passive element in network interface cards and switches, facilitating reliable data transmission while maintaining electrical isolation between circuit segments.

Replacement Considerations

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