744237701

Overview

The Würth Elektronik 744237701 is a WE-CMDC series common mode data line filter designed for surface mount PCB mounting. It features an inductance of 9 µH and a maximum DC current rating of 8 A. The component exhibits a maximum DC resistance of 6 mΩ and provides an impedance of 700 Ω at 100 MHz. It operates within a temperature range of -40°C to +125°C and holds AEC-Q200 qualification.

Feature Summary

• AEC-Q200 qualified for automotive reliability standards
• High current handling capability up to 8 A
• Low DC resistance for efficient power transmission
• Effective high-frequency noise suppression

Applications

• Automotive data line filtering
• Power supply input stages
• EMI suppression in electronic circuits

Procurement Notes

Verify the specific package type and reel quantity against official distributor listings, as packaging options may vary. Confirm the AEC-Q200 certification status directly with the manufacturer or authorized agents to ensure compliance with automotive grade requirements before finalizing procurement orders.

Selection Notes

Select this component when high current capacity and low insertion loss are required for data lines. Ensure the operating environment stays within the specified -40°C to +125°C range. Verify that the 9 µH inductance and 700 Ω impedance meet the specific EMI filtering requirements of the target application circuit.

Part Context

This part belongs to the WE-CMDC series from Würth Elektronik, specialized for common mode chokes and filters. The series targets applications requiring robust EMC performance and high current ratings in compact surface mount packages, suitable for demanding industrial and automotive environments.

Replacement Considerations

Check for direct substitutes within the WE-CMDC series with compatible inductance and current ratings. Verify pinout compatibility and physical dimensions if replacing on existing PCBs. Consult official Wurth documentation for approved alternative part numbers.