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Power unit device and power converter device

  • US 20060250765A1
  • Filed: 02/03/2006
  • Published: 11/09/2006
  • Est. Priority Date: 04/22/2005
  • Status: Active Grant
First Claim
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1. A power unit device, comprising:

  • a heat sink having a first heat-receiving part and formed on the opposite side from this a second heat-receiving part;

    a power module, in firm contact with the first heat-receiving part, containing a power semiconductor element for performing DC-AC conversion and/or AC-DC conversion for one phase;

    a smoothing condenser, in firm contact with the second heat-receiving part, for suppressing ripple current of the power semiconductor element; and

    fixing means for integrating the power module, the heat sink and the smoothing condenser together.

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