The KC-LINK 3640 is a specific type of ceramic capacitor, classified as a 7.5NF 1700VDC C0G device. It features capacitance values that range from -2% to +2%, and operates at a voltage of 1.7kV (1700V). This particular component is designed with the C0G material type, also known as NP0, which indicates its stability across various temperatures and frequencies. The reference number provided, 3640 (9110 Metric), serves as an identifier for this specific part number.