The part number is 1206J1000681MDR, which refers to a ceramic capacitor with specific properties. It has a capacitance of 680 picofarads and operates within a ±20% tolerance at a voltage rating of 100V. This component belongs to the X7R classification, indicating its temperature coefficient characteristics. The size is identified as 1206 in metric notation (3216 in imperial units), referring to its physical dimensions.