Miniature photovoltaic controller based on super-capacitor energy accumulator

The utility model discloses a miniature photovoltaic controller based on a super-capacitor energy accumulator. The miniature photovoltaic controller comprises a photovoltaic battery pack, a sampling major loop, a charging major loop, a super-capacitor group for connecting with a load, a current and voltage sampling module which is connected with the sampling major loop, an optical-coupler isolation module which is connected with the charging major loop, and an MCU master controller which is connected with the current and voltage sampling module and the optical-coupler isolation module, wherein the photovoltaic battery pack, the sampling major loop, the charging major loop and the super-capacitor group are connected cooperately in sequence. The miniature photovoltaic controller based on the super-capacitor energy accumulator is capable of overcoming the defects of large power loss, bad economic benefit and the like in the prior art so as to achieve the advantages of small power loss and good economic benefit.