CI-28417-A42

Overview

The Knowles CI-28417-A42 is a dipped radial leaded capacitor belonging to the Purple Family. It utilizes Metal Frame J-Lead terminal technology and is qualified to AEC-Q200 standards. The component features X7R dielectric characteristics and is designed for high-voltage applications with rated voltages ranging from 50V up to 6kV. It is conformal coated and engineered for operation in temperatures from -55°C to 200°C, targeting military, aerospace, and medical power supply sectors.

Feature Summary

• Metal frame construction with J-lead terminals for robust mechanical stability
• X7R ceramic dielectric characteristics ensuring stable capacitance performance
• Conformal coating applied for environmental protection
• Qualified to AEC-Q200 automotive electronic standards

Applications

• Military power supply systems
• Aerospace electronic equipment
• Medical power supply applications

Procurement Notes

Verify the specific capacitance value and voltage rating required for your design against the available case codes. Confirm that the J-lead terminal style matches your PCB footprint requirements. Ensure the operating temperature range of -55°C to 200°C meets your system's thermal specifications before finalizing procurement.

Selection Notes

Select this component when high reliability and extreme temperature tolerance are critical. The metal frame J-lead design offers superior mechanical strength compared standard radial leads. Consider the available case sizes ranging from 1515 to 7565 to fit spatial constraints. Verify AEC-Q200 qualification is necessary for your specific industry compliance requirements.

Part Context

This part belongs to Knowles Precision Devices' Purple Family of MLCCs with Leads. It represents a specialized line of dipped radial leaded capacitors designed for demanding environments. The family includes various case codes and voltage ratings, with this specific model focusing on high-voltage capabilities and ruggedized terminal construction for industrial and defense use cases.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Replacement requires matching the exact case code, voltage rating, and J-lead terminal configuration. Consult Knowles directly for equivalent alternatives if this specific part number is discontinued or unavailable.