A power control unit is disposed on a transaxle case and includes: a plurality of semiconductor devices; an electronic circuit board including a soldered portion for attaching the plurality of semiconductor devices; and a PCU case formed to house the plurality of semiconductor devices and the electronic circuit board. The PCU case includes a support member to which the plurality of semiconductor devices are attached, and an upper cover forming at least a part of an upper surface of the PCU case. The upper cover includes a first component and one or more second components having a lower rigidity than the first component. The electronic circuit board is attached to the first component. The soldered portion is arranged on a surface of the electronic circuit board on the upper cover side. At least one of the one or more second components is arranged to cover the soldered portion.


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    Title :

    Power control unit and method of assembling the same


    Contributors:

    Publication date :

    2021-10-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    H05K PRINTED CIRCUITS , Gedruckte Schaltungen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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