Pulsed direct voltage converter with an input circuit and an output circuit, wherein the input circuit comprises a first circuit unit and a second circuit unit, and the first circuit unit comprises - a first direct current source with a first pole and a second pole, and - a first storage choke with a first pole and a second pole, wherein the first storage choke is connected in parallel with the first direct current source, - a first switch, wherein the first switch is arranged between the first direct current source and the first storage choke and in a first state connects the first pole of the first storage choke with the first pole of the first direct current source and in a second state separates the first pole of the first storage choke from the first pole of the first direct current source, and the second circuit unit comprises - a second direct current source with a first pole and a second pole and - a second storage choke with a first pole and a second pole and the second storage choke is connected in parallel with the second direct current source and - a second switch, wherein the second switch is arranged between the second direct current source and the second storage choke and in the first state connects the first pole of the second storage choke with the first pole of the second direct current source and in the second state separates the first pole of the second storage choke from the first pole of the second direct current source and the first circuit unit and the second circuit unit are connected in series, wherein the second pole of the first storage choke and the first pole of the second storage choke form a common electrical connection and the first storage choke and the second storage choke have an inductive coupling by means of a common magnetic core as flux concentrator and the voltage at the first storage choke and the voltage at the second storage choke add together and the first direct current source and the second direct current source have a common electrical connection and are connected in series and the voltage of the first direct current source and the voltage of the second direct current source add together, characterised in that the output circuit comprises a voltage output (UOUT) and a first semiconductor element and an output storage capacitor (C1S), which is connected in parallel with the voltage output (UOUT) and the output circuit is connected by means of the first semiconductor element in parallel with the input circuit and the output storage capacitor (C1S) is connected in parallel with the series connection of the first storage choke and the second storage choke. - a first direct current source with a first pole and a second pole, and - a first storage choke with a first pole and a second pole, wherein the first storage choke is connected in parallel with the first direct current source, - a first switch, wherein the first switch is arranged between the first direct current source and the first storage choke and in a first state connects the first pole of the first storage choke with the first pole of the first direct current source and in a second state separates the first pole of the first storage choke from the first pole of the first direct current source, - a second direct current source with a first pole and a second pole and - a second storage choke with a first pole and a second pole and the second storage choke is connected in parallel with the second direct current source and - a second switch, wherein the second switch is arranged between the second direct current source and the second storage choke and in the first state connects the first pole of the second storage choke with the first pole of the second direct current source and in the second state separates the first pole of the second storage choke from the first pole of the second direct current source and