The CAP CER 390PF 25V C0G/NP0 0402 is a specific type of ceramic capacitor with the following characteristics: it has a capacitance value of 390 pF and is rated for operation at a maximum voltage of 25 volts. This component falls under the C0G (NP0) classification, which indicates its dielectric material properties. The capacitor's case size is 0402, equivalent to a metric package size of 1005.