7446322007

Overview

The Würth Elektronik 7446322007 is a through-hole common mode filter choke belonging to the WE-LF Type LV series. It provides a nominal inductance of 6.8 mH measured at 10 kHz for two-line configurations. The component supports a maximum current rating of 1.9 A with a DC resistance of 0.16 Ω. Designed for mains power line applications, it operates within a temperature range of -40°C to +125°C and features vertical mounting with four pins.

Feature Summary

• Provides effective common mode noise suppression for two-line power circuits
• Features low DC resistance to minimize power loss during operation
• Constructed for robust performance across wide industrial temperature ranges

Applications

• Mains power line filtering
• EMI suppression in AC power inputs
• Power supply input stages

Procurement Notes

Verify the specific voltage rating and current capacity against the official datasheet before integration. Confirm that the through-hole package dimensions align with the target PCB layout. Ensure the operating environment remains within the specified thermal limits to maintain component reliability and electrical performance standards.

Selection Notes

Select this component when designing circuits requiring high inductance values for low-frequency noise attenuation. The 1.9 A current rating suits moderate power applications. Consider the physical size constraints due to the through-hole vertical footprint. Validate compatibility with assembly processes for axial or radial leaded components.

Part Context

This part belongs to the WE-LF series, which specializes in common mode chokes for mains power lines. The series offers various inductance and current combinations to address different EMI requirements. Würth Elektronik designs these components to meet strict safety and performance standards for electronic equipment power interfaces.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.