Patent ID: 8958224
Filing Date: 2015-02-17
Classification: H02M

Abstract:
1. A power converter, comprising: a direct current voltage supply series circuit formed by a first direct current voltage supply and a second direct current voltage supply connected in series; a first terminal connected to a positive side terminal of the direct current voltage supply series circuit; a second terminal connected to a negative side terminal of the direct current voltage supply series circuit; a third terminal connected to a connection point of the first direct current voltage supply and the second direct current voltage supply; a first series circuit formed by a first semiconductor switching element and a second semiconductor switching element, each with a diode connected thereto in anti-parallel, connected in series; a fourth terminal connected to a connection point of the first semiconductor switching element and the second semiconductor switching element of the first series circuit; and a second series circuit formed by a third semiconductor switching element and a fourth semiconductor switching element, each with a diode connected thereto in anti-parallel, connected in anti-series, the two ends of the first series circuit being connected each to the first terminal and the second terminal, and the two ends of the second series circuit being connected each to the third terminal and the fourth terminal, wherein the first semiconductor switching element and the third semiconductor switching element are configured of a first semiconductor device, and the second semiconductor switching element and the fourth semiconductor switching element are configured of a second semiconductor device.