749052011

Pulse Transformers Overview

The Würth Elektronik 749052011 is a LAN pulse transformer designed for surface mount applications. It features an inductance of 120µH and a turns ratio of 1:1. The component supports 10G BASE-T applications with a nominal input voltage of 57V and an isolation voltage of unspecified high potential as per datasheet. Operating temperature range is -40°C to +85°C. Dimensions are 7.2mm height.

Pulse Transformers Feature Summary

• Designed specifically for 10G BASE-T network interface applications
• Surface mount construction for automated assembly integration
• High isolation voltage capability for signal integrity protection

Pulse Transformers Applications

• 10 Gigabit Ethernet (10G BASE-T) transceiver circuits
• Network interface card (NIC) differential line drivers
• Ethernet PHY module signal coupling

Pulse Transformers Procurement Notes

Verify the specific datasheet revision and mechanical drawing against the latest manufacturer release before finalizing design-in. Ensure that the surface mount footprint matches the PCB layout constraints. Confirm compliance requirements such as RoHS status and moisture sensitivity level (MSL) classification for your manufacturing process. Cross-reference pin assignments with the target integrated circuit datasheet to ensure correct connectivity.

Pulse Transformers Selection Notes

Select this component when designing for 10G BASE-T standards requiring a 1:1 pulse transformer. Consider the 120µH inductance value for impedance matching requirements. Evaluate the 7.2mm height constraint for low-profile enclosure designs. Compare against alternative Würth WE-LAN series parts if different mounting styles or electrical characteristics are needed for the specific network topology.

Pulse Transformers Part Context

This part belongs to the Würth Elektronik WE-LAN series, which specializes in LAN transformers and modular jack connectors. The series provides solutions for various Ethernet speeds including 10/100 Base-T and higher speed standards. The 749052011 specifically targets the demanding requirements of 10G BASE-T applications within this product family.

Pulse Transformers Replacement Considerations

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