744842932

Overview

The Würth Elektronik 744842932 is a two-line common mode choke from the WE-CMB series, designed for power line filtering. It features an inductance of 32 µH at 100 kHz and supports a maximum DC current of 8.5 A. The component has a maximum DC resistance of 6 mΩ and operates within a temperature range of -40°C to +125°C. It utilizes a vertical through-hole package with four pins, measuring 18.50 mm in length, 14.50 mm in width, and up to 22.00 mm in height.

Feature Summary

• Broadband screening capability achieved through low capacitance winding techniques
• Compact design enabling high interference compression relative to physical size
• Optimized for highest possible current handling within small form factors

Applications

• Power line filtering
• Common mode noise suppression in electronic circuits

Procurement Notes

Verify the specific datasheet version when sourcing, as manufacturing changes such as DC resistance tolerances or packaging labels may occur via Production Change Notices. Confirm that the required current rating and inductance values align with the target application's electromagnetic interference requirements before finalizing procurement decisions.

Selection Notes

Select this component when broadband noise suppression is required alongside high current capacity in a compact footprint. The vertical through-hole configuration facilitates easy integration into standard PCB layouts. Ensure the operating environment stays within the specified -40°C to +125°C range to maintain performance integrity.

Part Context

This part belongs to the WE-CMB series of common mode chokes manufactured by Würth Elektronik. These components are engineered for power line applications, utilizing nickel-zinc core materials to provide effective electromagnetic interference reduction while maintaining structural durability across varying thermal conditions.

Replacement Considerations

No public confirmed substitute part numbers are available.