Patent ID: 11894762
Assignee: HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 7:
8. The direct current-direct current conversion circuit according to claim 7, wherein the capacitance balance circuit comprises a sixth branch, a seventh branch, and an eighth branch, wherein
the sixth branch comprises a tenth switch, a ninth switch, an eighth switch, and a seventh switch that are sequentially connected in series, wherein a first terminal of the tenth switch is connected to the negative electrode of the second diode, a second terminal of the tenth switch is connected to the ninth switch, a first terminal of the seventh switch is connected to the eighth switch, and a second terminal of the seventh switch is connected to the negative electrode of the power supply;
a first terminal of the seventh branch is connected between the first capacitor and the second capacitor, and a second terminal of the seventh branch is connected between the eighth switch and the ninth switch;
a first terminal of the eighth branch is connected between the ninth switch and the tenth switch, and a second terminal of the eighth branch is connected between the seventh switch and the eighth switch;
a sixth capacitor is connected in series in the eighth branch; and
a fourth inductor is connected in series in the eighth branch or the fourth branch.