B289KA0S-T

Overview

The B289KA0S-T is a high-voltage ceramic capacitor manufactured by Knowles Dielectric Labs. It features a hermetically sealed metal case design intended for demanding environments. The component utilizes silver-palladium electrodes and a high-dielectric constant material to achieve stable capacitance values under varying conditions. This construction supports reliable operation in applications requiring robust electrical performance and physical durability.

Feature Summary

• Hermetically sealed metal case construction for environmental protection
• Silver-palladium electrode technology for enhanced reliability
• High dielectric constant material for stable capacitance

Applications

• High voltage power supplies
• Industrial control systems
• Military and aerospace electronics

Procurement Notes

Verify the specific capacitance value and voltage rating against the official datasheet before procurement, as suffixes may indicate variations. Confirm the package dimensions and terminal configuration match your PCB layout requirements. Ensure the operating temperature range aligns with your system's thermal profile. Request the manufacturer's certificate of conformity to validate compliance with specified standards.

Selection Notes

Select this component based on its high-voltage capabilities and hermetic sealing properties. Evaluate the required capacitance tolerance and leakage current specifications against the application needs. Consider the physical size constraints imposed by the metal case design. Assess the long-term stability requirements to ensure the ceramic material meets the operational lifespan expectations.

Part Context

This part belongs to Knowles Dielectric Labs' line of high-reliability ceramic capacitors. These components are engineered for critical applications where failure is not an option. The series typically includes various capacitance values and voltage ratings to suit different circuit demands. The focus remains on providing consistent performance in harsh environments through advanced manufacturing techniques.

Replacement Considerations

Consult the official replacement guide for direct substitutes. Verify that any alternative component matches the voltage rating, capacitance value, and physical footprint. Ensure the replacement also offers hermetic sealing if environmental protection is required. Cross-reference pinouts and terminal types to maintain compatibility.