Patent ID: 11901836
Assignee: HITACHI ASTEMO, LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A power control unit comprising:
a plurality of power devices;
a heat dissipation member disposed to face the plurality of power devices with an insulating resin member interposed therebetween; and
a plurality of plate-shaped bus bars each of which has one end connected to a respective one of the plurality of power devices, wherein
at least one of the plurality of bus bars is erected so that a direction along a plate width is aligned with a direction along a normal line of a surface of the heat dissipation member facing the plurality of power devices,
the plurality of power devices are arranged in a row along one direction in a straight line,
a plurality of input bus bars, each connected to a respective input terminal of the plurality of power devices, are disposed on one side of the plurality of power devices in a direction orthogonal to an arrangement direction of the plurality of power devices,
a plurality of output bus bars, each connected to a respective output terminal of the plurality of power devices, are disposed on the other side of the power device in the orthogonal direction, and
each of the plurality of plate-shaped bus bars is disposed on one side of the respective one of the plurality of power devices in the arrangement direction of the plurality of power devices.