The CAP CER 3PF 50V C0G/NP0 0402 is a type of ceramic capacitor with specific characteristics and dimensions. It has a capacitance value of 3 picoFarads with an accuracy range of ±0.5 pF, and it can withstand a voltage rating of 50 volts. This capacitor conforms to the C0G (NP0) dielectric material specification and is available in a 0402 package size, also known as metric size 1005.