749014011

Pulse Transformers Overview

The Würth Elektronik 749014011 is a WE-LAN series LAN pulse transformer designed for surface mount applications. It supports 10/100 Base-T Ethernet standards with a 1:1 turns ratio and 350µH inductance. The component features SMD/SMT termination, operates within a temperature range of 0°C to +70°C, and measures 24.55mm x 17.00mm x 10.85mm. It includes shielded construction and complies with RoHS3 specifications.

Pulse Transformers Feature Summary

• Supports 10/100 Base-T Ethernet transmission standards
• Surface mount design for automated assembly
• Shielded construction for noise reduction

Pulse Transformers Applications

• Ethernet network interface circuits
• LAN connectivity modules
• Industrial communication equipment

Pulse Transformers Procurement Notes

Verify the specific package variant (TR, CT, or Digi-Reel) required for your production line before ordering. Confirm that the 0°C to +70°C operating temperature range aligns with your environmental requirements. Ensure compatibility with standard SMD reflow profiles during the procurement process.

Pulse Transformers Selection Notes

Select this component when a compact, shielded LAN transformer is needed for 10/100 Base-T designs. Consider the 24.55mm footprint size against available PCB space. Verify that the 350µH inductance meets the impedance matching requirements of your specific PHY chip.

Pulse Transformers Part Context

This part belongs to the WE-LAN family from Würth Elektronik, specialized for LAN applications. It serves as a critical isolation and signal conditioning component between the Ethernet MAC and the physical medium connector, ensuring signal integrity in high-speed data networks.

Pulse Transformers Replacement Considerations

The 749014012 is listed as a parameter-equivalent substitute by the manufacturer. Verify mechanical dimensions and electrical parameters before swapping.