Patent ID: 11956900

Abstract:
An object of the present invention is to improve the component mounting efficiency. An electronic control unit of the present invention includes: a power board 23 that includes a first insertion hole portion R1A having a plurality of holes 23Aa-2U, 23Aa-2V, and 23Aa-2W through which a coil wire of a first system is inserted and a second insertion hole portion R2A having a plurality of holes 23Aa-2U, 23Aa-2V, and 23Aa-2W through which a coil wire of a second system is inserted; a control board 25 provided on an upper part of the power board 23; and a board-to-board connector 105 that electrically connects the power board 23 and the control board 25. The first insertion hole portion R1A and the second insertion hole portion R2A are collectively arranged on the same side of the power board 23.