DKIH-3252-409M-NK

Common Mode Chokes Overview

The DKIH-3252-409M-NK is a single-phase common mode choke from the Schurter DKIH-1 series, designed for current compensated noise suppression. It features a chassis mount configuration with wire termination and operates within a temperature range of -25°C to +100°C. The component provides an inductance of 3 mH and supports a maximum DC current of 40 A. Its self-resonant frequency is specified at 300 kHz, and it exhibits a maximum DC resistance of 6 mohms.

Common Mode Chokes Feature Summary

• Provides effective noise suppression through current compensated design
• Engineered for high current handling capabilities up to 40 A
• Utilizes robust chassis mounting with wire termination

Common Mode Chokes Applications

• Power supply input filtering
• Industrial equipment EMI reduction
• Medical device power stages

Common Mode Chokes Procurement Notes

Verify the specific datasheet version for the DKIH-3252-409M-NK to confirm mechanical dimensions and terminal specifications. Ensure that the selected mounting hardware accommodates the chassis mount style. Cross-reference the 40 A current rating against actual operational load profiles to maintain safety margins under varying thermal conditions.

Common Mode Chokes Selection Notes

Select this component when high current capacity and low impedance are required for common mode noise attenuation. The 3 mH inductance offers a balance between filtering performance and size constraints. Consider the 6 mohm DC resistance impact on overall system efficiency during initial circuit design phases.

Common Mode Chokes Part Context

This part belongs to the DKIH-1 series of suppression chokes manufactured by Schurter Inc. The series is characterized by its ability to handle significant current loads while maintaining compact physical dimensions. These components are widely utilized in applications requiring reliable electromagnetic interference mitigation in power circuits.

Common Mode Chokes Replacement Considerations

Consult official Schurter documentation for direct substitute part numbers within the DKIH series. Verify compatibility regarding inductance values, current ratings, and physical footprint before implementing any alternative components.