The part number CAP CER 0.047UF 16V Y5V 0402 refers to a specific ceramic capacitor with the following characteristics: it has a capacitance of 0.047 microfarads, operates within a temperature range of -20 to +80 degrees Celsius, and is rated for a voltage of 16 volts. The component measures in a metric size of 0402 (or 1005 in imperial units) and features the Y5V dielectric material designation, indicating it belongs to the general Y5 series but with a specific voltage rating of 6.3 volts.