SSR21NHS-05570

Overview

The KEMET SSR21NHS-05570 is a single-channel common mode choke designed for AC line filtering applications. It features an inductance of 57 mH measured at 10 kHz and supports a maximum DC current of 500 mA. The component has a maximum DC resistance of 1.06 Ohms and is rated for 250 VAC. It utilizes through-hole mounting with dimensions of 23 mm length, 23 mm width, and 14.5 mm height. The operating temperature range spans from -25°C to +120°C.

Feature Summary

• Proprietary high permeability core material construction
• Compact low-profile PCB mount design
• Single-phase EMI filtering capability

Applications

• AC line input filtering
• Common mode noise suppression
• Power supply EMI reduction

Procurement Notes

Verify component status as the part is listed as obsolete or end-of-life by the manufacturer. Confirm availability through secondary distributors if immediate procurement is required. Ensure RoHS compliance documentation is obtained prior to integration into new designs due to potential supply chain constraints.

Selection Notes

Select this component for applications requiring 57 mH common mode inductance with a 500 mA current rating. Verify that the through-hole package fits the target PCB layout. Consider the 120°C maximum operating temperature limit when designing thermal management strategies for enclosed power supplies.

Part Context

This component belongs to the KEMET SSR21NHS series of AC line filters. The series is characterized by compact, lightweight, and low-profile designs suitable for space-constrained electronic equipment. These chokes are engineered for high impedance performance in single-phase applications.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Designers should consult official KEMET resources for current equivalent recommendations or updated series replacements.