7446926002

Overview

The Würth Elektronik 7446926002 is a two-line common mode choke from the WE-LF series, designed for mains power line filtering. It features an inductance of 1.8 mH measured at 10 kHz and supports a rated current of 6 A. The component has a maximum DC resistance (DCR) of 36 milliohms and operates within a temperature range of -40°C to +125°C. It utilizes a horizontal package with four pins and measures 33.50 mm in length and width, with a maximum height of 20.00 mm.

Feature Summary

• Provides effective common mode noise suppression for AC mains power lines
• Constructed for high thermal stability across extended operating temperatures
• Designed for through-hole mounting to ensure secure mechanical attachment

Applications

• EMI filtering in AC mains power input stages
• Noise suppression for household appliances connected to mains supply
• Power line conditioning in industrial control equipment

Procurement Notes

Verify the specific part number 7446926002 against official Würth Elektronik datasheets to confirm electrical ratings and physical dimensions. Ensure compatibility with existing PCB layouts regarding through-hole spacing and vertical clearance requirements before finalizing procurement decisions.

Selection Notes

Select this component when designing circuits requiring robust common mode rejection for mains frequencies. The 6 A current rating suits applications with moderate power consumption. Verify that the 36 milliohm DCR aligns with system efficiency targets and that the horizontal form factor fits the designated enclosure space.

Part Context

This component belongs to the WE-LF series of common mode chokes specifically engineered for mains power line applications. The series emphasizes reliability and compliance with electromagnetic interference standards. Würth Elektronik designs these components to handle significant current loads while maintaining stable inductance characteristics under operational conditions.

Replacement Considerations

Consult official manufacturer substitution guides for verified equivalents. Cross-reference key parameters such as inductance, current rating, and physical footprint when evaluating alternative components.