Power conversion device

A power conversion device, comprising:

• a high-voltage circuit, a low-voltage circuit, a magnetic assembly, a clamping circuit, a high-voltage terminal, and a low-voltage terminal;
• wherein the high-voltage circuit is electrically connected to the high-voltage terminal, and the low-voltage circuit is electrically connected to the low-voltage terminal;
• wherein the low-voltage terminal comprises a first low-voltage terminal and a second low-voltage terminal;
• wherein the low-voltage circuit comprises a first lower switch and a second lower switch, one end of the first lower switch and one end of the second lower switch are both electrically connected to the second low-voltage terminal;
• wherein the magnetic assembly comprises a first end, a second end, and a third end, the first end of the magnetic assembly is electrically connected to another end of the first lower switch, the second end of the magnetic assembly is electrically connected to another end of the second lower switch, and the third end of the magnetic assembly is electrically connected to the first low-voltage terminal;
• wherein the clamping circuit comprises a first end, a second end, a clamping diode and an absorption capacitor, the clamping diode and the absorption capacitor are electrically connected in series at a clamping point, and after being electrically connected in series, are bridged between the first end and the second end of the clamping circuit;
• wherein the first end of the clamping circuit is electrically connected to the first end or the second end of the magnetic assembly, and the second end of the clamping circuit is electrically connected to the second low-voltage terminal;
• and
• wherein a voltage at the clamping point comprises a direct-current potential, and the direct-current potential is greater than zero.