DC chargers for EV, also known as Direct Current Fast Chargers, are a cornerstone of electric vehicle (EV) infrastructure. These powerful units are designed to rapidly replenish the batteries of EVs, making them a mainstay for public charging stations and commercial applications. The primary function of a DC charger is to supply a high voltage and current to the EV's battery, significantly reducing the time required for a full charge. Technological features include advanced circuitry that ensures safe and efficient energy transfer, compatibility with various EV models, and smart communication interfaces that can relay information to the user and service providers. Applications span from residential use for those seeking a quick charge at home to widespread deployment in public parking lots, workplaces, and along highways to facilitate long-distance EV travel.