A ceramic capacitor with a capacitance of 390 pF and a tolerance of ±10% is used in applications requiring a high level of stability and temperature compensation. This component has a working voltage rating of 1500V and is designated as CER 390PF 1.5KV C0G/NP0 1812. It belongs to the C0G, NP0 (1B) classification and features a metric size of 4532.