Mitsuba Corporation

Hiroyuki Hirano

Fumiaki Koshio

Takahiko Ogane

Hirokazu Takada

Tomoya Ikariya

A driver for motors according to the present invention is provided with: an aluminum substrate () which forms one surface of a housing; an insulating layer () which is formed on a surface of the aluminum substrate (); a plurality of electronic elements () which are bonded onto a surface of the insulating layer (), said surface being on a side opposite to the aluminum substrate (); and a resin member () that covers the surface onto which the electronic elements () are bonded. This driver for motors is characterized in that the resin member () is obtained by integrating a mold resin part () which covers the electronic elements () from the upper surface side, a connector () which is electrically connected to the electronic elements (), and a fitting part () which is used for fitting to a motor.

Driver for motors

A driver is provided. A driver () includes an aluminum substrate () to which electronic components () are joined, and a resin member () that covers the electronic components (). The resin member () has a first resin portion () that covers the electronic components () and a second resin portion () that covers the first resin portion (). The hardness of the first resin portion () is lower than the hardness of the second resin portion ().

Growing community of inventors

Gunma, Japan

Hiroyuki Hirano