H1199FNLT

Overview

The H1199FNLT is a surface-mount LAN pulse transformer module manufactured by Pulse Electronics, designed for 10/100 Base-T applications. It features a single-channel configuration with a 1CT:1CT turns ratio for both transmitter and receiver circuits. The component provides an inductance of 350µH and operates within a temperature range of 0°C to 70°C. Its physical dimensions are 12.70mm in length, 9.09mm in width, and 5.99mm in height.

Feature Summary

• Surface-mount construction for automated PCB assembly
• Integrated isolation and data interface functionality
• Optimized for 10/100 Base-T network signal transmission

Applications

• Ethernet network interface cards
• Computer motherboard LAN ports
• Network switch internal circuitry

Procurement Notes

Verify the specific suffix 'FNLT' against official datasheets to confirm surface-mount package type and reel packaging specifications. Ensure compatibility with RoHS3 standards and check for any recent Product Change Notifications regarding header design or part numbering updates from Pulse Electronics before finalizing procurement orders.

Selection Notes

Select this component for designs requiring compact surface-mount integration for standard Ethernet connectivity. Consider the 350µH inductance value and 1CT:1CT ratio requirements for signal integrity. Evaluate thermal performance within the 0°C to 70°C operating range and ensure board space accommodates the 12.70mm x 9.09mm footprint.

Part Context

This part belongs to the H-series of LAN transformers from Pulse Electronics, specifically engineered for high-density networking equipment. It serves as a critical passive component for galvanic isolation and impedance matching in twisted-pair copper cabling systems, ensuring reliable data transmission across local area networks.

Replacement Considerations

H1199FNL is listed as a parameter-equivalent alternative.