74930030

Pulse Transformers Overview

The Würth Elektronik 74930030 is a surface-mount pulse transformer from the WE-STST series, designed for Power over Ethernet applications. It features a 1:1 turns ratio and an inductance of 350µH. The component measures 4.70mm x 3.22mm with a maximum height of 2.90mm. It operates within a temperature range of -40°C to 105°C and complies with RoHS3 standards.

Pulse Transformers Feature Summary

• Supports PoE signal transmission
• Compact surface-mount design
• High inductance value

Pulse Transformers Applications

• PoE-enabled network devices
• Ethernet interface circuits
• Signal transformers for LAN applications

Pulse Transformers Procurement Notes

Verify the specific datasheet version and packaging configuration prior to ordering. Confirm that the 37-week standard lead time aligns with project schedules. Ensure compatibility with the intended PCB land pattern dimensions provided in the official documentation.

Pulse Transformers Selection Notes

Select this component for designs requiring integrated PoE functionality in a minimal footprint. The 350µH inductance supports standard Ethernet signaling requirements. Consider the 105°C operating limit for thermal management in enclosed environments.

Pulse Transformers Part Context

This part belongs to the WE-STST family of super tiny signal transformers. These components are engineered for high-density PCB layouts where space constraints are critical. The series provides reliable performance for modern networking hardware.

Pulse Transformers Replacement Considerations

Consult official substitution lists for equivalent parts with matching electrical characteristics and package dimensions.