7448640411

Overview

The Würth Elektronik 7448640411 is a through-hole common mode choke from the WE-FC series, designed for power line EMI suppression. It features an inductance of 3.3 mH at 10 kHz and supports a rated current of 1.2 A with a typical DC resistance of 210 milliohms. The component operates within a temperature range of -40°C to +125°C and utilizes a vertical 4-pin package measuring 21.20 mm x 16.60 mm x 22.50 mm.

Feature Summary

• Provides effective attenuation of common mode noise on power lines
• Constructed with a ferrite core for stable magnetic performance
• Designed for reliable through-hole PCB mounting

Applications

• Power supply input filtering
• AC/DC converter EMI suppression
• Industrial control equipment noise reduction

Procurement Notes

Verify the specific part number against official manufacturer documentation to ensure correct specifications. Confirm that the required inductance, current rating, and physical dimensions align with your design constraints before procurement. Cross-reference datasheets for any recent updates or revisions.

Selection Notes

Select this component when a robust through-hole solution is required for power line filtering. Ensure the circuit environment stays within the specified operating temperature range. Verify that the 1.2 A current rating meets the application's peak and continuous load requirements without saturation.

Part Context

This component belongs to the WE-FC series of common mode chokes manufactured by Würth Elektronik. These components are engineered for general-purpose electromagnetic interference suppression in electronic circuits requiring durable through-hole integration.

Replacement Considerations

Consult official manufacturer substitution guides for verified alternatives. Do not assume compatibility based solely on similar electrical ratings; verify pinout, physical dimensions, and thermal characteristics.