SCF31B-180-S1R7A013J

Overview

The KEMET SCF31B-180-S1R7A013J is a three-phase common mode choke designed for AC line filtering applications. It features a nanocrystalline metal core to deliver ultra-high inductance and permeability, ensuring effective electromagnetic interference suppression. The component is rated for a maximum current of 18 A and supports voltage ratings up to 500 V DC and 500 V AC. Key electrical parameters include an inductance of 1500 uH (1.5 mH) and a maximum DC resistance of 6.5 mOhms. It operates within a temperature range of -25°C to +120°C.

Feature Summary

• Utilizes a nanocrystalline metal core structure for superior magnetic performance
• Provides ultra-high inductance and permeability for enhanced signal integrity
• Engineered specifically for three-phase AC line filtering requirements

Applications

• Industrial power systems requiring EMI suppression
• Three-phase AC line filter circuits
• Common mode noise reduction in high-current environments

Procurement Notes

Verify the complete part number including suffixes against official KEMET documentation to ensure correct specifications. Confirm that the nanocrystalline core variant matches the required thermal and electrical constraints for the specific installation environment. Cross-reference datasheet values for inductance and current ratings prior to integration.

Selection Notes

Select this component when three-phase filtering with high current capacity is required. The nanocrystalline core offers advantages in size and efficiency compared to traditional ferrite cores. Ensure the operating temperature range of -25°C to +120°C aligns with the system's environmental conditions and that the 18 A rating exceeds the peak load currents.

Part Context

This component belongs to the KEMET SCF series of three-phase AC line filters. These filters are engineered to address common mode noise in industrial and commercial power distribution networks. The series utilizes advanced core materials to achieve high performance in compact form factors suitable for panel mounting or integrated power supply designs.

Replacement Considerations

Consult official KEMET substitution guides for verified equivalents. Generic replacements may not match the nanocrystalline core characteristics or three-phase configuration. Verify inductance tolerance and current handling capabilities before considering alternative manufacturers.