| 摘要 |
A converter including a reactor as one of a component for the converter, the reactor comprising: a coil; a core having an inner core portion arranged inside the coil and an outer core portion covering the outside of the coil; and a case housing the coil and the core, wherein the case has a heat-radiation structure at an inner wall surface, the heat-radiation structure being provided for at least one of the coil and the inner core portion, wherein the heat-radiation structure is non-similar to an outer wall surface of the case, and is formed of the inner wall surface that is formed to correspond to an external shape of the at least one of the coil and the inner core portion.
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