The FN21N680J500PAG is a 68pF multilayer ceramic capacitor made of SMD/SMT, a size of 0805, and operating at 50V. It is manufactured by Prosperity and is compliant with RoHS standards. It is used in high frequency applications such as radios, TVs, mobile phones, and computer circuits, and is designed to provide a stable and reliable source of power. It is suitable for conditions of high temperature, shock, vibration, and corrosion, making it a durable and reliable electronic part.