The part number MCJCU31LBB7224KTPA1J corresponds to a CAP CER 0.22UF 50V X7R 1206 ceramic capacitor with specific ratings, including 0.22 microfarad ±10% and 50 volts. The capacitor is of the type X7R, which indicates its temperature coefficient and stability characteristics. It has a metric size of 1206, equivalent to 3216 in imperial measurements.