The KC-LINK 2220 39NF 500VDC C0G is a type of ceramic capacitor with the following specifications: it has a capacitance value of 0.039 microfarads, tolerance of ±20%, and a voltage rating of 500 volts DC. The part number for this component is 5750 Metric in the metric system or 2220 in the imperial system, corresponding to the 2220 package size designation. It is manufactured with a C0G (NP0) dielectric material, which is known for its stability and consistency over various temperatures.