7448640408

Overview

The Würth Elektronik 7448640408 is a through-hole common mode power line choke from the WE-FC series. It features an inductance of 1.8 mH at 10 kHz and supports a maximum DC current of 1.5 A with a typical DC resistance of 120 mOhm. Designed for robust performance, it operates within a temperature range of -40°C to +125°C. The component utilizes a shielded construction to minimize electromagnetic interference and ensure reliable filtering in power supply applications.

Feature Summary

• Provides effective common mode noise suppression for power lines
• Features shielded design to reduce electromagnetic interference
• Supports high current ratings for stable power delivery

Applications

• Power supply input filtering
• DC-DC converter noise reduction
• Industrial control system power lines

Procurement Notes

Verify the specific inductance value and current rating against the official datasheet before procurement, as variations may exist between distributors. Confirm package compatibility and lead times directly with authorized suppliers. Ensure the component meets required environmental standards for your specific application environment.

Selection Notes

Select this component when shielding and high current handling are critical for power line filtering. Compare its inductance and DC resistance specifications against alternative chokes to ensure optimal circuit performance. Consider the operating temperature range and physical dimensions for PCB layout constraints.

Part Context

This part belongs to the WE-FC series of common mode chokes by Würth Elektronik. These components are engineered for power line applications requiring reliable noise suppression. The series offers various inductance and current ratings to suit different power electronics designs.

Replacement Considerations

Check for direct substitutes with matching inductance (1.8 mH) and current rating (1.5 A). Verify pinout compatibility and physical dimensions for seamless integration into existing designs.