An AC-DC power conversion system , comprising an AC-stage comprising first and second terminals; a first inductor (L 1 ); first and second voltage-doubler stages , each voltage-doubler stage comprising a first terminal, a second terminal, and a third terminal, wherein the first terminal of the AC-stage is coupled by the first inductor (L 1 ) to the first terminal of each voltage-doubler stage ; a totem-pole rectifier stage comprising a first and a second half-bridge leg, the totem-pole rectifier stage having first and second terminals coupled, respectively, to the second terminal of the first voltage-doubler stage and the second terminal of the second voltage-doubler stage , wherein the totem-pole rectifier stage comprises a second inductor (L 2 ) and the first half-bridge leg comprising two components serially connected at a common terminal, the common terminal is electrically connected to the second terminal of the AC-stage, and the first terminal of the AC-stage is coupled by the second inductor (L 2 ) to a common terminal of the second half-bridge leg and to the third terminal of each voltage-doubler stage ; and a DC-stage coupled across the totem-pole rectifier stage , characterized in that each voltage-doubler stage comprises a capacitor (C 1 ) and first, second, and third switches (S 1 , S 2 , S P1 ), wherein the first and second switches (S 1 , S 2 ) of the voltage-doubler stage are connected in series across the first and second terminals of the voltage-doubler stage , and the first and second switches (S 1 , S 2 ) of the voltage-doubler stage are connected at a common node, and wherein the third switch (S P1 ) and the capacitor (C 1 ) of the voltage-doubler stage are connected in series between the common node and the third terminal of the voltage-doubler stage . an AC-stage comprising first and second terminals; a first inductor (L 1 ); first and second voltage-doubler stages , each voltage-doubler stage comprising a first terminal, a second terminal, and a third terminal, wherein the first terminal of the AC-stage is coupled by the first inductor (L 1 ) to the first terminal of each voltage-doubler stage ; a totem-pole rectifier stage comprising a first and a second half-bridge leg, the totem-pole rectifier stage having first and second terminals coupled, respectively, to the second terminal of the first voltage-doubler stage and the second terminal of the second voltage-doubler stage , wherein the totem-pole rectifier stage comprises a second inductor (L 2 ) and the first half-bridge leg comprising two components serially connected at a common terminal, the common terminal is electrically connected to the second terminal of the AC-stage, and the first terminal of the AC-stage is coupled by the second inductor (L 2 ) to a common terminal of the second half-bridge leg and to the third terminal of each voltage-doubler stage ; and a DC-stage coupled across the totem-pole rectifier stage , characterized in that each voltage-doubler stage comprises a capacitor (C 1 ) and first, second, and third switches (S 1 , S 2 , S P1 ), wherein the first and second switches (S 1 , S 2 ) of the voltage-doubler stage are connected in series across the first and second terminals of the voltage-doubler stage , and the first and second switches (S 1 , S 2 ) of the voltage-doubler stage are connected at a common node, and wherein the third switch (S P1 ) and the capacitor (C 1 ) of the voltage-doubler stage are connected in series between the common node and the third terminal of the voltage-doubler stage . <EOS>