A chopping AC-DC converter intended to supply a DC output voltage V out between a first output terminal and a second output terminal, said converter comprising at least one conversion chain intended to convert an input AC voltage applied between an input terminal and a neutral point, the conversion chain comprising: - an input inductor comprising a first terminal of the input inductor connected to the input terminal and a second terminal of the input inductor; - an input switch comprising a first terminal connected to the second terminal of the input inductor, the input switch 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 and a second terminal connected to an intermediate point, 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, and a link capacitor 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 and another terminal connected to a second terminal of the input switch; 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, the second output capacitor (C 2) comprising a terminal connected to the second output terminal and another terminal connected to the second terminal of the input switch. - an input inductor comprising a first terminal of the input inductor connected to the input terminal and a second terminal of the input inductor; - an input switch comprising a first terminal connected to the second terminal of the input inductor, the input switch 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 and a second terminal connected to an intermediate point, 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, and a link capacitor 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 and another terminal connected to a second terminal of the input switch;