A 2200pF, 250V ceramic capacitor with a tolerance of ±20% is specified as the CAP CER 2200PF 250V X7R 0805. This component has a capacitance value of 2200 picofarads and operates within a voltage range of 250 volts. Its metric dimensions are identified as X7R, indicating its temperature characteristics, and it is packaged in an 0805 case size (2012 Metric).