SCR47B-300-S1R7B020JH

Overview

The KEMET SCR47B-300-S1R7B020JH is a three-phase common mode choke designed for through-hole PCB mounting. It features an inductance of 2 mH and supports a maximum DC current of 30 A. The component has a maximum DC resistance of 4.8 mohms and operates within a temperature range of -40°C to +125°C. Rated for 500 VAC/VDC, it utilizes radial leads for secure installation.

Feature Summary

• Three-phase configuration for balanced noise suppression
• Through-hole radial lead termination for robust PCB attachment
• High current handling capability up to 30 A
• Heat resistant construction suitable for demanding environments

Applications

• Industrial motor drive systems
• Power supply input filtering
• Electromagnetic interference suppression in three-phase circuits

Procurement Notes

Verify the specific suffix JH against official KEMET documentation to confirm material composition and terminal plating specifications. Ensure the ordering part number matches the required inductance tolerance and thermal rating. Cross-reference with authorized distributors to validate authenticity and traceability before purchase.

Selection Notes

Select this component when three-phase common mode noise attenuation is required at high currents. The 2 mH inductance provides effective filtering for switching frequencies typical in industrial drives. Ensure the PCB layout accommodates the radial lead spacing and physical dimensions for adequate clearance and heat dissipation.

Part Context

This part belongs to the KEMET SCR series of three-phase common mode chokes. These components are engineered for power electronics applications requiring reliable EMI reduction. The series offers various inductance and current ratings to suit different power levels and noise profiles in industrial and commercial equipment.

Replacement Considerations

Check for direct substitutes such as the SCR47B-300-S1R7B020J if the H suffix denotes specific packaging or material variations. Verify that alternative parts match the 2 mH inductance, 30 A current rating, and 4.8 mohms DCR to maintain circuit performance.