The CAP CER 39PF 500V C0G/NP0 0805 is a specific type of ceramic capacitor. It has a capacitance value of 39 picofarads with ±10% tolerance and can withstand voltages up to 500 volts. This component is classified as a C0G, or NP0 (1B), type ceramic capacitor in the metric size of 0805 (2012).