Romashko, V. Y., Batrak, L. M., & Abakumova, O. O. (2020). REGULATORY CHARACTERISTICS OF THE STEP-DOWN SWITCHING REGULATOR WHICH CHARGES THE BATTERY FROM THE SOLAR BATTERY. Electrical Engineering & Electromechanics, (2), 64–67. https://doi.org/10.20998/2074-272X.2020.2.10