The CAP CER 22PF 4KV C0G/NP0 2220 is a ceramic capacitor with specific characteristics. It has a capacitance value of 22 pF and operates at a voltage range of ±4000V, or 4kV. The device conforms to the C0G and NP0 specifications and features a metric size designation of 5750 for the 2220 package type.