The part number MSASS31QHB5222MTNA01 corresponds to a CAP CER 2200PF 630V X5R 1206 ceramic capacitor, which has the following specifications: capacitance value of 2200 pF with ±20% tolerance, and it can withstand a maximum voltage of 630 volts. The capacitor uses an X5R dielectric material and is packaged in a 1206 (3216 metric) size.