... Wide range of input voltage 3.Small volume, light weight, high efficiency 24V20A DC Switching Power SupplyModel: AD2420CIntroduction:Battery charger / ... control IC, and the non industrial frequency transformer switching power supply technology. Small volume, light weight, high efficiency. Combining with ... O Files: when the peak voltage is up to 26.5V, stop charging, when less than 25V, automatically ...