Patent ID: 11923781
Assignee: HITACHI ASTEMO, LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A power conversion device, comprising:
a control board that includes a connection unit to which a signal connector which transmits a signal is connected;
a base member that supports the control board, and has conductivity;
a case that accommodates the control board and the base member, and is connected to a ground, wherein the base member includes:
a supporting portion that is connected to one surface of the control board;
a first extending portion of which one end is connected to the supporting portion and another end extends to the case to be connected to the case; and
a second extending portion of which one end is connected to the supporting portion and another end extends to the case to be connected to the case, wherein the first extending portion and the second extending portion sandwich the connection unit between the first extending portion and the second extending portion; and

an electronic component that generates noise mounted on the control board, wherein the first extending portion and the supporting portion form an electrical path, and the first extending portion is arranged at a position at which a distance between the first extending portion and the electronic component is shorter than a distance between the connection unit and the electronic component.