Title:
POWER CONVERSION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/243169
Kind Code:
A1
Abstract:
This power conversion device comprises a plurality of circuit bodies, a wiring board, and a smoothing capacitor, wherein: the wiring board has a plurality of stacked wiring parts to which the plurality of circuit bodies and the plurality of smoothing capacitors are respectively connected; and inter-phase wiring parts respectively formed between the plurality of stacked wiring parts; in the stacked wiring parts, positive electrode wires and negative electrode wires are stacked to overlap each other; in the inter-phase wiring parts, a plurality of the positive electrode wires and a plurality of the negative electrode wires are stacked to be separated from each other on a plane of the wiring board; and the inter-phase wiring parts have a via passing therethrough in the thickness direction of the wiring board.
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Inventors:
ARAKI TAKAHIRO (JP)
TOKUYAMA TAKESHI (JP)
AOYAGI SHIGEHISA (JP)
MIYAZAKI HIDEKI (JP)
TOKUYAMA TAKESHI (JP)
AOYAGI SHIGEHISA (JP)
MIYAZAKI HIDEKI (JP)
Application Number:
PCT/JP2023/010455
Publication Date:
December 21, 2023
Filing Date:
March 16, 2023
Export Citation:
Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
H02M7/48
Foreign References:
| JP2021035112A | 2021-03-01 | |||
| JP2017163774A | 2017-09-14 | |||
| JP2000102253A | 2000-04-07 |
Attorney, Agent or Firm:
SUNNEXT INTERNATIONAL PATENT OFFICE (JP)
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