744841414

Overview

The Würth Elektronik 744841414 is a through-hole common mode choke from the WE-CMB series, rated for 4 A maximum DC current. It features an inductance of 14 µH at 10 kHz and a maximum DC resistance (DCR) of 15 mΩ. The component operates within a temperature range of -40°C to +125°C and supports AC voltages up to 250 V. It utilizes a vertical package with four pins and measures 16.00 mm in length, 7.50 mm in width, and 17.50 mm in height.

Feature Summary

• Broadband screening capability achieved through low capacitance winding technique
• Compact design suitable for space-constrained power line applications
• High performance construction optimized for common mode noise suppression

Applications

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

Procurement Notes

Verify the specific part number against official manufacturer documentation to ensure accuracy. Confirm that the through-hole mounting style and 4A current rating align with your circuit requirements. Check for any recent product change notices or packaging updates directly from Wurth Elektronik before finalizing procurement decisions.

Selection Notes

Select this component when broadband noise suppression is required in power line applications. The low DCR minimizes power loss, while the compact form factor aids in dense PCB layouts. Ensure the operating environment stays within the specified -40°C to +125°C temperature range for reliable performance.

Part Context

This component belongs to the WE-CMB series of common mode chokes designed for power line applications. The series emphasizes high performance and compactness, utilizing specific winding techniques to achieve effective noise suppression across a broad frequency spectrum.

Replacement Considerations

Consult official Wurth Elektronik documentation for verified substitute part numbers. Do not assume cross-compatibility with other series without confirming electrical parameters and physical dimensions.