744272332

Overview

The Würth Elektronik 744272332 is a surface-mount common mode choke from the WE-SL5 series, designed for signal line filtering. It features an inductance of 3.3 mH and a DC resistance of 360 milliohms at a rated current of 650 mA. The component provides an impedance of 8.9 kOhms at 100 kHz and supports a maximum DC voltage of 80 V. Operating within a temperature range of -40°C to +125°C, it utilizes a bifilar winding structure on a ferrite core. The package dimensions are 10.00 mm x 8.70 mm x 6.50 mm with four pins.

Feature Summary

• Bifilar winding construction for effective common mode noise suppression
• Ferrite core material optimized for high-frequency signal integrity
• Surface mount design suitable for automated assembly processes

Applications

• Signal line filtering in electronic circuits
• Common mode noise suppression in data transmission interfaces
• EMI reduction in compact consumer electronics

Procurement Notes

Verify the specific ordering suffix against the manufacturer's datasheet to ensure correct packaging configuration. Confirm that the selected variant matches the required tape and reel specifications for your manufacturing equipment. Cross-reference the part number with official distributor catalogs to validate current availability status and lead times before finalizing procurement plans.

Selection Notes

Select this component when designing circuits requiring moderate inductance values for signal lines with currents up to 650 mA. Ensure the PCB layout accommodates the specified footprint dimensions and height constraints. Evaluate the thermal environment to guarantee operation remains within the -40°C to +125°C range under all expected load conditions.

Part Context

This component belongs to the WE-SL5 series of common mode chokes manufactured by Würth Elektronik. The series focuses on providing reliable EMI filtering solutions for various electronic applications. These components are characterized by their robust construction and consistent performance across wide temperature ranges, making them suitable for demanding industrial and commercial environments.

Replacement Considerations

Consult the official datasheet for direct substitute part numbers within the same series or equivalent specifications from other manufacturers. Verify compatibility regarding pinout, physical dimensions, and electrical parameters before implementing any alternative components in existing designs.