744862018

Overview

The Würth Elektronik 744862018 is a WE-TFC Type UT common mode filter choke designed for power line applications. It features a 1.8 mH inductance measured at 10 kHz with a tolerance of -30% to +50%. The component supports a maximum DC current of 1 A and has a maximum DC resistance of 310 mOhms. It operates within a temperature range of -40°C to +125°C. The device utilizes through-hole mounting with an 8 mm lead spacing and measures 17 mm x 11 mm x 17 mm.

Feature Summary

• Provides common mode noise suppression for power lines
• Utilizes current-compensated choke design
• Supports through-hole PCB mounting

Applications

• Power line filtering
• Common mode noise suppression

Procurement Notes

Verify the specific suffix and manufacturing date code against the latest manufacturer datasheet to ensure compliance with current RoHS directives and material composition standards. Confirm that the physical dimensions and pinout match the target PCB footprint requirements before finalizing procurement orders.

Selection Notes

Select this component when a 1.8 mH inductance value is required for common mode interference reduction in power circuits. Ensure the operating environment stays within the specified -40°C to +125°C range and that the circuit current does not exceed the 1 A rating to maintain performance integrity.

Part Context

This part belongs to the WE-TFC series from Würth Elektronik, which specializes in common mode chokes for electronic equipment. The Type UT designation indicates a specific construction variant within this family, optimized for through-hole integration in power supply and signal conditioning applications.

Replacement Considerations

Consult official Wurth Elektronik documentation for verified cross-reference part numbers. Do not substitute with generic equivalents without validating inductance, current rating, and physical compatibility.