SS21V-040520

Overview

The KEMET SS21V-040520 is a vertical through-hole common mode choke designed for AC line filtering applications. It operates at a rated voltage of 250 VAC and supports a current of 400 mA. The component provides an inductance of 52 mH with a DC resistance of 5.4 Ohms. It functions within a temperature range of -25°C to +120°C.

Feature Summary

• Vertical lead configuration for board mounting
• Common mode noise suppression for AC lines
• Through-hole termination style

Applications

• AC power line filtering
• EMI suppression in electronic equipment
• Signal integrity protection in power supplies

Procurement Notes

Verify the specific part number against official KEMET documentation to ensure compatibility with design requirements. Confirm that the 250 VAC rating and 400 mA current capacity align with the target circuit specifications. Check for RoHS compliance status as indicated in the manufacturer's datasheet before finalizing procurement decisions.

Selection Notes

Select this component when vertical mounting space is available and common mode noise reduction is required on AC lines. Ensure the operating environment stays within the specified -25°C to +120°C range. Consider the 5.4 Ohm DC resistance impact on voltage drop during selection.

Part Context

This component belongs to the KEMET SS21V series of common mode chokes. These filters are engineered for general-purpose EMI suppression in AC power applications. The series offers various inductance values and current ratings to suit different circuit demands while maintaining standard through-hole compatibility.

Replacement Considerations

Consult official KEMET substitution guides for verified alternatives. Ensure any replacement matches the 52 mH inductance, 400 mA current, and 250 VAC voltage ratings. Verify physical dimensions and pinout compatibility if cross-referencing with other manufacturers' components.