| 摘要 |
PROBLEM TO BE SOLVED: To prevent a converter from being enlarged even when the number of electronic elements is increased.SOLUTION: A DC-DC converter 14 includes a plurality of electronic elements A, B, C, a control board 60 capable of controlling the electronic elements A, B, a base 61 on which the electronic elements A, B, C are mounted, and a cooling plate 62 mounted on the base 61. The base 61 has a flat part 61a formed along the surface of the cooling plate 62 and a vertical part 61b extended in the vertical direction to the surface of the cooling plate 62. The electronic elements A, B are mounted on the flat part 61a, and the electronic element C on the vertical part 61b. |
