The CAP CER 39PF 63V C0G/NP0 1812 is a ceramic capacitor with specific characteristics. It has a capacitance of 39 picofarads, operates within a tolerance of ±1%, and can handle voltages up to 63 volts. This component is classified as C0G/NP0, indicating its dielectric properties are stable over temperature ranges and it exhibits low losses in high-frequency applications. The metric designation "1812" refers to the component's dimensions in millimeters (18 mm length, 12 mm width), making it a compact option for various electronic designs.