A CAP CER 3300PF 100V X7R 0603 is a type of ceramic capacitor. It has a capacitance value of 3300 picoFarads and an operating voltage rating of 100 Volts. The component is classified as X7R, which denotes its temperature coefficient characteristics, and it follows the metric 1608 size designation in addition to the more commonly used 0603 package size.