SCT39XV-290-Y2R4A004JH

Overview

The KEMET SCT39XV-290-Y2R4A004JH is a high-voltage DC-link film capacitor designed for industrial power electronics. It features a metallized polypropylene dielectric and utilizes a screw terminal connection for robust mechanical mounting. The component is rated for 290 VDC with a capacitance of 4 µF ±5%. It exhibits low equivalent series resistance (ESR) and inductance (ESL), ensuring efficient energy handling in high-frequency switching applications. The unit operates within a temperature range of -40°C to +85°C and meets UL safety standards.

Feature Summary

• Metallized polypropylene film construction for long-term stability
• Screw terminal design for secure high-current connections
• Low ESR and ESL characteristics for high ripple current capability
• Compliant with UL safety requirements for industrial use

Applications

• Industrial motor drives and inverters
• Uninterruptible power supply (UPS) systems
• Solar inverter DC-link circuits

Procurement Notes

Verify the specific suffix codes against the manufacturer's latest datasheet to confirm exact pinout, torque specifications, and environmental certifications. Ensure the operating voltage and ripple current ratings align with the system's peak demands. Confirm compliance with relevant regional safety standards required for the final equipment assembly before procurement.

Selection Notes

Select this component based on its 290 VDC rating and 4 µF capacitance value suitable for specific DC-link filtering needs. Consider the physical dimensions and screw terminal spacing for PCB or chassis integration. Evaluate thermal management requirements given the operating temperature range and self-healing properties of the dielectric material.

Part Context

This part belongs to KEMET's SCT series of DC-link capacitors, engineered for demanding power conversion environments. The series emphasizes reliability under high electrical stress and thermal cycling. These components are integral to maintaining power quality and system efficiency in modern electric drive and renewable energy infrastructure.

Replacement Considerations

Consult official cross-reference lists for direct substitutes with identical voltage, capacitance, and terminal configurations. Verify that any alternative maintains the same ESR/ESL profiles and physical footprint to ensure compatibility with existing mounting hardware and thermal designs.