SC-04-200J

Common Mode Chokes Overview

The KEMET SC-04-200J is a high-voltage ceramic disc capacitor designed for demanding electronic applications. It features a radial leaded construction with a robust epoxy coating, providing excellent environmental protection and mechanical stability. This component is rated for a capacitance of 20 picofarads with a tolerance of ±5%, ensuring precise performance in circuit designs. The device operates reliably at a maximum voltage of 1000 volts DC, making it suitable for high-potential environments where standard capacitors might fail. Its compact physical dimensions allow for easy integration into various PCB layouts without occupying excessive board space.

Common Mode Chokes Feature Summary

• High dielectric strength for reliable operation in high-voltage circuits
• Epoxy-coated body provides moisture resistance and mechanical durability
• Radial lead configuration facilitates straightforward through-hole mounting

Common Mode Chokes Applications

• High-voltage coupling and decoupling in power supplies
• Snubber circuits for switching transients suppression
• RF filtering and tuning in communication equipment

Common Mode Chokes Procurement Notes

Verify the specific suffix codes on the ordering information to confirm exact capacitance tolerance and voltage ratings, as variations may exist within the series. Ensure that the operating temperature range aligns with your system requirements before finalizing procurement. Cross-reference the manufacturer's latest datasheet to confirm compliance with current RoHS directives and material safety standards applicable to your region.

Common Mode Chokes Selection Notes

Select this component when high voltage isolation is required alongside small capacitance values. Consider the physical size constraints of your PCB layout, as the radial leads require specific hole spacing. Evaluate the thermal environment to ensure the capacitor's temperature coefficient remains stable under expected operating conditions. Confirm that the voltage derating factors are applied correctly to maintain long-term reliability in your specific application scenario.

Common Mode Chokes Part Context

This part belongs to KEMET's general-purpose ceramic disc capacitor family, known for cost-effective solutions in consumer and industrial electronics. The SC series typically offers a balance between performance and manufacturability, serving as a standard component for basic filtering and timing applications. It complements larger film capacitors by providing compact high-voltage options where bulkier alternatives are impractical.

Common Mode Chokes Replacement Considerations

Check for direct equivalents from other manufacturers offering similar radial ceramic disc constructions. Verify that any substitute matches the 20pF capacitance, ±5% tolerance, and 1000V DC rating exactly. Ensure the replacement part maintains comparable leakage current characteristics and physical footprint to fit existing PCB footprints without modification.