KNH21C473DA3TS

Overview

The KNH21C473DA3TS is a multilayer ceramic capacitor manufactured by KYOCERA AVX. It features a capacitance of 0.047 microfarads with a tolerance of ±0.5 pF. The rated voltage is 100 volts DC. The component utilizes X7R dielectric material, providing stable performance over temperature variations. It is housed in a 2112 (5332 Metric) surface mount package. The termination material consists of silver/palladium alloy solderable finishes.

Feature Summary

• High reliability construction suitable for demanding electronic environments
• Stable capacitance characteristics across wide temperature ranges due to X7R dielectric
• Robust mechanical design for surface mount assembly processes

Applications

• General purpose decoupling and bypassing in electronic circuits
• Filtering applications requiring stable capacitance values
• Timing and coupling circuits in consumer electronics

Procurement Notes

Verify the complete part number including suffixes against official manufacturer documentation to ensure correct dielectric type, voltage rating, and termination finish. Confirm package dimensions and terminal compatibility with your PCB layout. Check for any specific handling or storage requirements specified in the datasheet to prevent damage during assembly.

Selection Notes

Select this component when a precise capacitance value with tight tolerance is required in a high-reliability application. Ensure the operating voltage does not exceed the rated DC voltage. Consider the physical size constraints of the 2112 package. Verify that the X7R temperature coefficient meets the thermal requirements of the intended circuit environment.

Part Context

This component belongs to the KYOCERA AVX KNH series of high-capacity multilayer ceramic capacitors. The series is designed for general-purpose applications requiring robust performance. The KNH21C473DA3TS specifically addresses needs for moderate capacitance in larger surface mount packages, balancing electrical performance with mechanical stability for industrial and commercial electronics.

Replacement Considerations

Consult official substitution guides from KYOCERA AVX for verified equivalents. Ensure any replacement matches the exact capacitance, voltage rating, tolerance, package dimensions, and termination finish. Cross-reference with other manufacturers only if their specifications strictly align with the original part's documented parameters.