The CAP CER 820PF 250V C0G/NP0 2215 is a type of ceramic capacitor with a capacitance value of 820 pF and tolerance of ±5%. It operates at a voltage rating of 250 volts. This component falls under the C0G or NP0 classification, which signifies its temperature-stable characteristics. The part number "1B" refers to the device's specification within the C0G/NP0 range, while "5738 Metric" is another identifier for this specific capacitor type.