74930000

Pulse Transformers Overview

The Würth Elektronik 74930000 is a WE-STST series pulse transformer designed for LAN applications. It features a single channel with a 1:1 turns ratio and a nominal inductance of 350 µH. The component utilizes surface mount technology (SMD/SMT) for integration. Electrical specifications include an insulation voltage of 1.5 kV and a maximum DC resistance of 1.5 Ohms. The device operates within a temperature range of -40°C to +105°C. Physical dimensions are 4.7 mm in length, 3.22 mm in width, and 2.9 mm in height.

Pulse Transformers Feature Summary

• Compact surface-mount design suitable for space-constrained PCB layouts
• High insulation voltage capability for signal isolation
• Optimized for Ethernet LAN signal transmission

Pulse Transformers Applications

• Ethernet network interface circuits
• LAN signal transformation
• Telecommunications equipment

Pulse Transformers Procurement Notes

Verify the specific part number against official manufacturer documentation to ensure compatibility with target circuit requirements. Confirm that the WE-STST series specifications meet the necessary electrical and mechanical standards for the intended application environment. Cross-reference datasheet details for accurate handling and storage conditions.

Pulse Transformers Selection Notes

Select this component based on the required 350 µH inductance and 1:1 ratio for Ethernet applications. Ensure the SMD package dimensions fit the available board space. Consider the operating temperature range and insulation voltage requirements relative to the system's electrical isolation needs. Validate compatibility with existing LAN topology designs.

Pulse Transformers Part Context

This component belongs to the WE-STST series of super tiny signal transformers from Würth Elektronik. The series is engineered for high-density electronic applications requiring reliable signal isolation. The 74930000 variant specifically targets LAN interfaces, providing a compact solution for modern communication devices while maintaining robust electrical performance characteristics.

Pulse Transformers Replacement Considerations

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