The CAP CER 1000PF 50V X5R 0201 is a type of ceramic capacitor, specifically designed for high-frequency applications. It has a capacitance value of 1000 picoFarads and operates at a voltage rating of 50 volts. This particular capacitor uses the X5R dielectric material, which provides stable performance over a wide range of temperatures. The package size is 0201 (equivalent to 0603 in metric measurements), making it suitable for compact designs.