750310059

Overview

The Würth Elektronik 750310059 is a flyback transformer designed for Power over Ethernet (PoE) applications. It features a primary voltage rating of 36 to 72 V and a secondary voltage rating of 5 V, with an isolation voltage of 1875 Vrms. The component operates at a frequency of 200 kHz and utilizes a surface mount package.

Feature Summary

• Designed specifically for Power over Ethernet (PoE) applications
• Provides high isolation voltage of 1875 Vrms
• Suitable for DC/DC converter and SMPS circuits

Applications

• Power over Ethernet (PoE) systems
• DC/DC converters
• Switch Mode Power Supplies (SMPS)

Procurement Notes

Verify the specific datasheet version when ordering, as corrections have been issued for this part number. Confirm that the required isolation and voltage ratings align with your system design before finalizing procurement. Ensure compatibility with standard surface mount assembly processes.

Selection Notes

Select this component for designs requiring integrated PoE isolation. The 36-72 V primary range suits standard PoE input voltages. Verify footprint compatibility with your PCB layout and ensure thermal management supports the operating environment.

Part Context

This part belongs to the WE-PoE series from Würth Elektronik, which specializes in transformers for Power over Ethernet applications. These components are engineered to meet the electrical requirements of PoE standards while providing necessary galvanic isolation between the network line and the power circuit.

Replacement Considerations

Check for direct substitutes within the WE-PoE family or other Würth PoE transformers with matching 1875 Vrms isolation and 200 kHz operation frequency. Ensure pinout and physical dimensions are compatible if cross-referencing with other manufacturers' PoE transformers.