H1121NLT

Overview

The H1121NLT is a surface-mount isolation and data interface transformer module manufactured by Pulse Electronics. Designed for 10/100 Mbps Ethernet applications, this single-port component features a primary-to-secondary turns ratio of 1:1.414. It operates within a temperature range of 0°C to 70°C and complies with RoHS3 standards. The unit is available in tape and reel packaging formats suitable for automated assembly processes.

Feature Summary

• Single-port configuration for integrated network connectivity
• Surface-mount technology for compact circuit board integration
• Optimized magnetic coupling for 10/100 Mbps signal transmission

Applications

• Ethernet network interface cards
• Industrial communication modules
• Consumer networking hardware

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to ensure correct packaging and variant selection. Confirm that the component meets all required environmental certifications for the target deployment region before finalizing procurement orders.

Selection Notes

Select this component for designs requiring a dedicated single-port magnetics solution for standard Fast Ethernet interfaces. Ensure the PCB footprint matches the specified dimensions and verify thermal management requirements align with the stated operating temperature limits.

Part Context

This part belongs to Pulse Electronics' LAN transformer series, which provides magnetic isolation for data communication lines. The H1121NLT specifically addresses the impedance matching and noise rejection needs of 10/100BASE-TX physical layer transceivers.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.