H1012NLT

Overview

The H1012NLT is a single-port LAN pulse transformer module manufactured by Pulse Electronics, designed for surface-mount assembly. It supports 10/100Base-T Ethernet applications with a 1CT:1CT turns ratio. The component operates within a frequency range of 1 MHz to 100 MHz and features an inductance of 350 uH. It provides 1.5 kV isolation voltage and functions between 0°C and +70°C. Physical dimensions are 25.40 mm x 9.91 mm x 6.22 mm. It is unshielded and available in tape and reel packaging.

Feature Summary

• Supports 10/100Base-T network standards
• Provides 1.5 kV electrical isolation
• Surface-mount construction for automated assembly

Applications

• 10/100Base-T Ethernet ports
• Network interface cards
• Telecommunications equipment

Procurement Notes

Verify the specific suffix against official datasheets to confirm package type and compliance status. Confirm moisture sensitivity level requirements before reflow soldering. Ensure compatibility with intended transceiver ICs such as Broadcom or Intel models. Check RoHS and REACH declarations for regulatory adherence in target markets.

Selection Notes

Select this module for single-port 10/100Base-T designs requiring compact surface-mount solutions. Consider the 1CT:1CT ratio for direct coupling applications. Evaluate thermal performance within the specified 0°C to +70°C operating range. Verify footprint compatibility with PCB layout constraints given the 25.40 mm length.

Part Context

This component belongs to Pulse Electronics' LAN transformer portfolio, specifically engineered for data communication interfaces. It integrates magnetic components into a single module to simplify circuit design. The series is compatible with major transceiver manufacturers including Broadcom, Intel, Micrel, National Semiconductor, ICS, and TDK.

Replacement Considerations

Publicly confirmed substitutes include H1019NL, H1042NL, H1086NL, H1089NL, H1138NL, HX1148NL, HX1178NL, and PE-68515LNL.