The CAP CER 47PF 250V C0G/NP0 1808 is a specific type of ceramic capacitor. It has a capacitance value of 47 pF and operates within a voltage range of 250 volts. This component belongs to the C0G/NP0 series, which is known for its stable dielectric properties. The package size is designated as 1808 or 4520 metric.