The KYOCERA AVX 0402YC104KAT2A is a multilayer ceramic capacitor utilizing an X7R dielectric formulation. X7R capacitors are known for their temperature stability, exhibiting capacitance variation of ±15% between -55°C and +125°C. These capacitors are widely used in industrial applications where moderate capacitance changes under varying electrical conditions are acceptable. They offer a balance of performance and cost-effectiveness, making them suitable for decoupling, filtering, and timing circuits in various electronic devices. The 0402 size code indicates a compact form factor, ideal for space-constrained designs.