The specified component is a CAP CER 820PF 630V C0G/NP0 1812 ceramic capacitor with the following characteristics: it has an capacitance value of 820 pF and operates at a voltage rating of 630V. Its temperature coefficient is C0G or NP0, denoting stability over a wide range of temperatures. The component has a metric size designation of 4532, referring to its dimensions in millimeters (4.73mm x 3.18mm x 1.6mm).