DKFP-C22C-D539

Common Mode Chokes Overview

The DKFP-C22C-D539 is a surface-mount or through-hole magnetically compensated choke from Schurter, designed for common mode noise suppression. It features a compact physical footprint of 22 mm width and 13.5 mm height. The component provides an inductance of 39 mH per line with a rated current capacity of 0.5 A. Typical DC resistance is specified at 73 mOhm. It utilizes a tin-plated copper alloy construction and operates within a temperature range suitable for general electronic applications.

Common Mode Chokes Feature Summary

• Magnetically compensated design ensures low external magnetic field emission
• Compact form factor optimized for space-constrained PCB layouts
• Effective common mode noise suppression for signal integrity

Common Mode Chokes Applications

• Common mode noise filtering in data lines
• Signal conditioning in industrial control systems
• EMI suppression in compact electronic devices

Common Mode Chokes Procurement Notes

Verify the specific mounting configuration (SMT vs THT) as datasheets may vary by revision. Confirm the exact inductance tolerance and saturation current requirements against your circuit design. Ensure compatibility with your soldering profile if using surface mount variants. Check for RoHS compliance status in the latest manufacturer documentation before finalizing procurement.

Common Mode Chokes Selection Notes

Select this component when high inductance is required in a minimal volume. The 0.5 A rating suits low-current signal paths rather than power delivery. Compare DCR values to ensure voltage drop remains within acceptable limits for your application. Consider thermal derating if ambient temperatures exceed standard operating ranges defined in the official specifications.

Common Mode Chokes Part Context

This part belongs to Schurter's DKFP series of current compensated chokes. These components are engineered for EMI/RFI suppression where magnetic compensation minimizes interference with nearby sensitive circuits. The series offers various inductance values tailored for different frequency attenuation needs in modern electronics.

Common Mode Chokes Replacement Considerations

Direct substitutes include other Schurter DKFP-C22C variants with similar inductance ratings, such as DKFP-C22C-D347. Verify that any replacement maintains the same physical dimensions and pinout configuration to ensure mechanical compatibility without PCB redesign.

Common Mode Chokes FAQ

What is the typical DC resistance of the DKFP-C22C-D539?

The typical DC resistance is 73 mOhm.

Is this component magnetically compensated?

Yes, the DKFP-C22C-D539 is a magnetically compensated choke designed to minimize external magnetic fields.