A chopping AC-DC converter intended to supply a DC output voltage V out between a first output terminal (B1) and a second output terminal (B2), said converter comprising at least one conversion chain intended to convert an input AC voltage applied between an input terminal (E) and a neutral point (N), the conversion chain comprising: - an input inductor (L) comprising a first terminal of the input inductor connected to the input terminal (E) and a second terminal of the input inductor; - an input switch (S) comprising a first terminal connected to the second terminal of the input inductor (L), the input switch (S) being a two-way voltage and current controllable switch; - an LC circuit comprising a first terminal connected to the second terminal of the input inductor (L) and a second terminal connected to an intermediate point (PI), the LC circuit comprising, between its first terminal and its second terminal, a resonance inductor (L C ) with a value below that of the input inductor (L), and a link capacitor (C) connected in series with the resonance inductor (L C ); - a first output switch D1 comprising a first terminal connected to the first output terminal B1 and a second terminal connected to the intermediate point PI, allowing through the current only from the intermediate point PI to the first output terminal B1; - a second output switch D2 comprising a first terminal connected to the second output terminal B2 and a second terminal connected to the intermediate point PI, the second switch allowing through the current only from the second terminal B2 to the intermediate point, the converter further comprising: - a first output capacitor (C 1 ) comprising a terminal connected to the first output terminal (B1) and another terminal connected to a second terminal of the input switch (S); said converter being characterised in that it further comprises: a second output capacitor (C 2 ) with the same capacitance as the first output capacitor (C 1 ) and having a capacitance that is greater than the capacitance of the link capacitor (C), the second output capacitor (C 2 ) comprising a terminal connected to the second output terminal (B2) and another terminal connected to the second terminal of the input switch (S). - an input inductor (L) comprising a first terminal of the input inductor connected to the input terminal (E) and a second terminal of the input inductor; - an input switch (S) comprising a first terminal connected to the second terminal of the input inductor (L), the input switch (S) being a two-way voltage and current controllable switch; - an LC circuit comprising a first terminal connected to the second terminal of the input inductor (L) and a second terminal connected to an intermediate point (PI), the LC circuit comprising, between its first terminal and its second terminal, a resonance inductor (L C ) with a value below that of the input inductor (L), and a link capacitor (C) connected in series with the resonance inductor (L C ); - a first output switch D1 comprising a first terminal connected to the first output terminal B1 and a second terminal connected to the intermediate point PI, allowing through the current only from the intermediate point PI to the first output terminal B1; - a second output switch D2 comprising a first terminal connected to the second output terminal B2 and a second terminal connected to the intermediate point PI, the second switch allowing through the current only from the second terminal B2 to the intermediate point, the converter further comprising: - a first output capacitor (C 1 ) comprising a terminal connected to the first output terminal (B1) and another terminal connected to a second terminal of the input switch (S); <EOS>