Patent ID: 8916967

Claim:
A semiconductor device comprising: a semiconductor module including a high-side semiconductor element connected to a first gate terminal and a first source terminal, and a low-side semiconductor element connected to a second gate terminal and a second source terminal; a first control board located above the semiconductor module; a first drive element and a second drive element held by the first control board, the first drive element being connected to the first gate terminal and the first source terminal, and the second drive element being connected to the second gate terminal and the second source terminal; a second control board located above the first control board; and a plurality of photocouplers held by the second control board, output signals of the photocouplers being input to the first drive element or the second drive element, wherein the semiconductor module includes a positive electrode terminal and a ground terminal provided at one side of the semiconductor module, and an output terminal provided at another side opposite to the one side, the first gate terminal and the first source terminal are located at the side of the semiconductor module provided with the positive electrode terminal and the ground terminal, and the second gate terminal and the second source terminal are located at the side of the semiconductor module provided with the output terminal.