The part number MMJCH21GBB7224MTPA01 refers to a CAP CER 0.22UF 100V X7R 0805 ceramic capacitor with the following specifications: capacitance of 0.22 microfarads, tolerance of ±20%, and voltage rating of 100 volts. This component is manufactured in the metric 2012 package size (also known as an 0805 package).