744272222

Overview

The Würth Elektronik 744272222 is a surface mount common mode line filter from the WE-SL5 series. It features a ferrite core and bifilar winding design, providing an inductance of 2.2 mH with a tolerance of ±40%. The component supports a maximum DC current of 750 mA and exhibits a resistance of 7.5 kohm. Its physical dimensions are 10 mm x 8.7 mm x 6.5 mm, suitable for reflow soldering profiles.

Feature Summary

• Bifilar winding style construction
• High current capability design
• Reflow solder profile compatibility

Applications

• Common mode filtering for low voltage lines
• Data line noise suppression
• SMT device integration

Procurement Notes

Verify the specific datasheet version to confirm electrical parameters and mechanical drawings. Ensure the ordering suffix matches the required packaging format. Cross-reference the manufacturer's official documentation for any updates regarding RoHS compliance or material declarations before finalizing procurement specifications.

Selection Notes

Select this component when high current handling is required for common mode noise reduction in surface mount applications. The bifilar winding offers distinct advantages over single-ended designs for specific filtering needs. Evaluate the 750 mA rating against the circuit's operational current requirements to ensure adequate performance margins.

Part Context

This part belongs to the WE-SL5 series of surface mount common mode chokes. The series covers various common mode filters designed for SMT assembly. These components address noise suppression requirements in compact electronic designs, offering reliable performance in space-constrained environments.

Replacement Considerations

Consult Wurth Elektronik's official substitution guide for verified alternatives. Ensure replacement parts match the 2.2 mH inductance and 750 mA current ratings. Verify that any substitute maintains the same footprint and thermal characteristics for direct board compatibility.