The MLAST219SB5474KTNA01 is a CAP CER 0.47UF 25V X5R 0805 component, specifically a ceramic capacitor with a capacitance of 0.47 microfarads, voltage rating of 25 volts, and an X5R temperature coefficient. It has the metric size of 2012, which corresponds to the 0805 package type in imperial measurements.