SC-20-E20JH

Overview

The KEMET SC-20-E20JH is a horizontal through-hole common mode choke designed for high-current applications. It features two lines with an inductance of 2 mH at 100 kHz and a DC current rating of 20 A. The component has a low DC resistance of 10 mΩ and supports a rated voltage of 250 VAC. It operates within a temperature range of -40°C to +120°C and includes a dielectric strength of 2.4 kV.

Feature Summary

• Provides effective noise suppression for differential signal lines in high-current environments
• Constructed with a robust core material suitable for demanding thermal conditions
• Designed for reliable performance in automotive and industrial power circuits

Applications

• Automotive power distribution systems
• Industrial motor drive circuits
• High-current DC/DC converter inputs

Procurement Notes

Verify the specific suffix JH against the manufacturer's latest datasheet to confirm termination style and packaging configuration. Ensure that the required inductance tolerance and current derating curves align with the target application's thermal profile before finalizing procurement orders.

Selection Notes

Select this component when high common mode rejection is required alongside significant DC current handling capabilities. The low impedance design minimizes power loss, making it suitable for efficiency-critical power stages where space constraints allow for through-hole mounting solutions.

Part Context

This part belongs to the SC-JH series of common mode chokes from KEMET. The series is engineered for automotive and industrial sectors, offering standardized footprints and consistent electrical characteristics across various inductance values to simplify supply chain management.

Replacement Considerations

Cross-reference with other KEMET SC-series parts for similar inductance and current ratings. Verify mechanical dimensions and pin compatibility before substituting with components from alternative manufacturers.