74930120

Pulse Transformers Overview

The Würth Elektronik 74930120 is a WE-STST series surface-mount signal transformer designed for Single Pair Ethernet (SPE) applications. It features an inductance of 110 uH and supports Power over Data Lines (PoDL). The component operates within a temperature range of -40°C to +85°C and utilizes SMD/SMT termination. Its compact form factor facilitates integration into space-constrained network interfaces.

Pulse Transformers Feature Summary

• Designed specifically for Single Pair Ethernet (SPE) connectivity
• Supports Power over Data Lines (PoDL) functionality
• Compact surface-mount package suitable for dense layouts

Pulse Transformers Applications

• Single Pair Ethernet (SPE) network interfaces
• PoDL powered device connections
• Industrial automation communication nodes

Pulse Transformers Procurement Notes

Verify the specific datasheet version and RoHS compliance status directly with Wurth Elektronik before procurement. Confirm that the intended application aligns with the SPE and PoDL specifications documented in the official product literature. Ensure compatibility with the required operating temperature range and mechanical footprint constraints.

Pulse Transformers Selection Notes

Select this component when designing Single Pair Ethernet systems requiring integrated power delivery via data lines. The 110 uH inductance value is optimized for SPE frequency ranges. Consider the physical dimensions and thermal performance limits relative to the target enclosure environment and power dissipation requirements.

Pulse Transformers Part Context

This part belongs to the WE-STST family, which focuses on super tiny signal transformers. It addresses the growing demand for simplified cabling in industrial IoT and automotive sectors by combining data transmission and low-power delivery in a single pair configuration.

Pulse Transformers Replacement Considerations

Consult the official Wurth Elektronik documentation for verified substitute part numbers. Cross-reference inductance values, PoDL support capabilities, and physical dimensions to ensure functional equivalence in existing designs.