749196500

Overview

The Würth Elektronik 749196500 is a WE-FLEX series flexible pulse transformer designed for DC/DC converter applications. It features an 87.1 µH inductance and a 1:1:1:1:1:1 turns ratio with a primary resistance of 0.03 ohms. The component provides 500VAC isolation voltage and utilizes surface mount technology. It is classified as a current transformer suitable for board mounting within switching power supply systems.

Feature Summary

• Flexible construction allows for adaptable integration into compact circuit layouts
• Provides galvanic isolation between circuit sections for safety and noise reduction
• Designed specifically for use in DC/DC converter topologies

Applications

• DC/DC converter circuits
• Switching mode power supplies (SMPS)
• Isolated gate drive interfaces

Procurement Notes

Verify the specific datasheet version to confirm mechanical dimensions and thermal ratings before finalizing the design. Ensure that the surface mount footprint matches the PCB layout requirements. Confirm that the 500VAC isolation rating meets the safety standards required for the target application environment.

Selection Notes

Select this component when a flexible transformer form factor is required for space-constrained designs. The high inductance value supports stable operation in pulse transformer applications. Consider the surface mount package type for automated assembly processes and reliable board attachment.

Part Context

This part belongs to the WE-FLEX series from Würth Elektronik, which specializes in flexible magnetic components. These transformers are engineered to replace rigid core alternatives, offering design flexibility for modern electronic devices where standard form factors may not fit.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult the manufacturer directly for equivalent or pin-compatible alternatives if this specific model is unavailable.