Solar panels generate DC electricity, which often first passes through a solar converter to regulate voltage and current, especially in systems with batteries. In most solar applications, the term refers to DC-DC converters, which adjust the direct current (DC) produced by solar panels. Some PV cells can convert artificial light into electricity. Sunlight is composed of photons, or particles of solar energy. These photons contain varying amounts of. Solar technologies convert sunlight into electrical energy either through photovoltaic (PV) panels or through mirrors that concentrate solar radiation. Below, you can find resources and information on the. At a high level, solar panels are made up of solar cells, which absorb sunlight.