The CAP CER 43PF 100V C0G/NP0 0402 is a specific type of ceramic capacitor with a capacitance value of 43 picofarads and a working voltage rating of 100 volts. It adheres to the C0G (NP0) dielectric material specifications, which ensures stability across temperature changes. This component has a metric case size of 0402 (1005 in imperial measurements), making it suitable for applications where compact dimensions are crucial.