SC-15-09J

Common Mode Chokes Overview

The KEMET SC-15-09J is a through-hole common mode choke designed for power line filtering. It features a toroidal ferrite core construction and provides an inductance of 900 µH at 100 kHz. The component supports a maximum DC current of 15 A with a maximum DC resistance of 20 mΩ. It operates within a temperature range of -40°C to +125°C and carries X1/Y2 safety classifications.

Common Mode Chokes Feature Summary

• Utilizes proprietary ferrite core technology for effective noise suppression
• Provides dual-line common mode filtering capability
• Designed for robust performance under high current loads

Common Mode Chokes Applications

• Power supply input filtering
• EMI suppression in AC mains circuits
• Safety isolation applications requiring X1/Y2 ratings

Common Mode Chokes Procurement Notes

Verify the specific datasheet version for the SC-15-09J to confirm exact physical dimensions and pinout compatibility before integration. Ensure that the 15 A current rating aligns with the thermal management design of the target PCB assembly. Cross-reference the 20 mΩ DCR specification against system voltage drop requirements to guarantee operational efficiency under full load conditions.

Common Mode Chokes Selection Notes

Select this component when high current handling capacity is required alongside significant common mode noise attenuation. The 900 µH inductance value offers strong filtering characteristics for lower frequency interference. Consider the through-hole mounting style if mechanical stability and higher current carrying capability are prioritized over surface area constraints compared to SMD alternatives.

Common Mode Chokes Part Context

This part belongs to the KEMET SC-J series of common mode chokes. These components are engineered using specialized ferrite materials to optimize magnetic properties for power electronics. The series is characterized by its ability to handle substantial currents while maintaining low insertion loss, making it suitable for demanding industrial and commercial power applications.

Common Mode Chokes Replacement Considerations

Direct substitutes include other KEMET SC-J series parts with similar inductance and current ratings, such as the SC-15-02J or SC-15-06J, provided their electrical parameters meet the specific circuit requirements.