Patent ID: 9673735
Date: 2017-06-06
CPC Classifications: H02M

Claim:
1. A power converter comprising: first through sixth switching elements; first through tenth diodes; first through fourth capacitors; and a controller, wherein a second end of the first switching element and a first end of the second switching element are connected to each other at a first node, a second end of the third switching element and a first end of the fourth switching element are connected to each other at a second node, a first end of the first switching element and a first end of the third switching element are connected to each other at a third node, a second end of the second switching element and a second end of the fourth switching element are connected to each other at a fourth node, a second end of the fifth switching element and the first node are connected to each other at a fifth node, a second end of the sixth switching element and the second node are connected to each other at a sixth node, a first end of the fifth switching element and a first end of the sixth switching element are connected to each other, an input voltage is input between the third node and the fourth node, the controller controls ON/OFF states of the first through sixth switching elements to convert the input voltage into an output voltage, the output voltage is output from between the fifth node and the sixth node, the first through fourth diodes are connected inversely in parallel with the first through fourth switching elements, respectively, the fifth diode is connected in parallel with the fifth switching element, the sixth diode is connected in parallel with the sixth switching element, the first through fourth capacitors are connected in parallel with the first through fourth switching elements, respectively, the seventh diode is connected in series with the first capacitor and is connected inversely in parallel with the first switching element, the eighth diode is connected in series with the second capacitor and is connected in parallel with the second switching element, the ninth diode is connected in series with the third capacitor and is connected inversely in parallel with the third switching element, and the tenth diode is connected in series with the fourth capacitor and is connected in parallel with the fourth switching element.