The KC-LINK 3640 10NF 650VDC is a type of ceramic capacitor with the designation C0G or NP0. It has specific parameters: it can handle 650 volts DC, has a capacitance of 10000 pF, and its tolerance is ±10%. This component is part of the C0G/NP0 series by KC-LINK, which is designed for high-reliability applications due to its stable capacitance over temperature.