The CAP CER 1.1PF 50V C0G/NP0 0201 is a specific type of ceramic capacitor with a capacitance value of 1.1 pF and a tolerance range of ±0.25pF, operating at a voltage rating of 50 volts. It is classified under the C0G (NP0) dielectric material in a compact 0201 case size equivalent to the metric 0603 designation.