JP5081951B2 - インバータ装置 - Google Patents
インバータ装置 Download PDFInfo
- Publication number
- JP5081951B2 JP5081951B2 JP2010124297A JP2010124297A JP5081951B2 JP 5081951 B2 JP5081951 B2 JP 5081951B2 JP 2010124297 A JP2010124297 A JP 2010124297A JP 2010124297 A JP2010124297 A JP 2010124297A JP 5081951 B2 JP5081951 B2 JP 5081951B2
- Authority
- JP
- Japan
- Prior art keywords
- conductor
- switching element
- electrode
- inverter device
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000004020 conductor Substances 0.000 claims abstract description 155
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 35
- 239000010949 copper Substances 0.000 claims description 35
- 229910052802 copper Inorganic materials 0.000 claims description 34
- 229910000679 solder Inorganic materials 0.000 claims description 33
- 239000000463 material Substances 0.000 claims description 21
- 239000000919 ceramic Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000758 substrate Substances 0.000 abstract description 21
- 239000004065 semiconductor Substances 0.000 description 42
- 239000000446 fuel Substances 0.000 description 34
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 26
- 238000007747 plating Methods 0.000 description 19
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 17
- 229910052718 tin Inorganic materials 0.000 description 16
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 13
- 229910052737 gold Inorganic materials 0.000 description 13
- 239000010931 gold Substances 0.000 description 13
- 229910052759 nickel Inorganic materials 0.000 description 13
- 238000002844 melting Methods 0.000 description 12
- 230000008018 melting Effects 0.000 description 12
- 230000035882 stress Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 10
- 239000001257 hydrogen Substances 0.000 description 9
- 229910052739 hydrogen Inorganic materials 0.000 description 9
- 238000004804 winding Methods 0.000 description 9
- 208000003945 dyschromatosis universalis hereditaria 1 Diseases 0.000 description 8
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- 239000004332 silver Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 239000011162 core material Substances 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 235000014328 Schoenoplectus acutus var occidentalis Nutrition 0.000 description 3
- 244000136421 Scirpus acutus Species 0.000 description 3
- 235000014326 Scirpus californicus Nutrition 0.000 description 3
- 235000017913 Scirpus lacustris Nutrition 0.000 description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 239000002828 fuel tank Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229920001721 polyimide Polymers 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 239000011135 tin Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- -1 hydrogen ions Chemical class 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 229910001020 Au alloy Inorganic materials 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910001374 Invar Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910001128 Sn alloy Inorganic materials 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 229910000833 kovar Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000005382 thermal cycling Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Images
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- Engineering & Computer Science (AREA)
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- Power Engineering (AREA)
- Inverter Devices (AREA)
Description
SWUH…スイッチング素子
DUH…ダイオード
LC…リード状導体
170,172…突起端子
Claims (5)
- 車両に搭載されて直流電源から供給された直流電流を、車両に搭載された回転機を駆動するための交流電流に変換するインバータ装置であって、
四角形状のスイッチング素子と、当該スイッチング素子と電気的に並列に接続されたダイオードと、銅配線と、金属製の板状導体と、を有するパワーモジュールと、
セラミックス製の絶縁性基材と、を備え、
前記銅配線には、前記スイッチング素子の一方の面に形成されたコレクタ電極及び前記ダイオードの一方の面に形成されたカソード電極がハンダを介して接続され、
前記スイッチング素子の他方の面には、エミッタ電極及びゲート電極が形成され、
前記スイッチング素子の前記ゲート電極は、当該スイッチング素子の中央部よりも一方の端辺側に近づけて配置され、かつボンディングワイヤを介してゲート端子と接続され、
前記スイッチング素子の前記エミッタ電極は、当該スイッチング素子の他方の端辺の近傍から前記ゲート電極の側部まで形成され、
前記板状導体は、前記スイッチング素子の前記エミッタ電極を覆って形成される第1導体部と、前記ダイオードの他方の面に形成されたアノード電極を覆って形成される第2導体部とを有し、
前記板状導体の前記第1導体部は、ハンダを介して前記エミッタ電極と接続され、
前記板状導体の前記第2導体部は、ハンダを介して前記アノード電極と接続され、
前記板状導体は、前記第1導体部と前記第2導体部を一体に形成しており、
前記絶縁性基材は、前記第1導体部を挟んで前記スイッチング素子に対向するように形成され、かつ前記第2導体部を挟んで前記ダイオードに対向するように形成されるインバータ装置。 - 請求項1に記載されたインバータ装置であって、
前記板状導体の前記第1導体部は、前記スイッチング素子の他方の端辺の近傍から前記ゲート電極の側部まで形成されるインバータ装置。 - 請求項1または2のいずれかに記載されたインバータ装置であって、
前記パワーモジュールは、複数のスイッチング素子を含んで構成され、
前記板状導体の前記第1導体部は、ハンダを介して前記複数のスイッチング素子のそれぞれのエミッタ電極と接続されるインバータ装置。 - 請求項3に記載されたインバータ装置であって、
前記板状導体の前記第1導体部は、前記複数のスイッチング素子毎に分割するためのスリットを形成するインバータ装置。 - 請求項1ないし4のいずれかに記載されたインバータ装置であって、
前記板状導体の前記第1導体部は、前記スイッチング素子の前記エミッタ電極と対向する部分に、前記エミッタ電極の面とは垂直方向に形成された貫通部を形成するインバータ装置。
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JP5517988B2 (ja) * | 2011-04-22 | 2014-06-11 | 日立オートモティブシステムズ株式会社 | エンジン始動装置 |
JP6143815B2 (ja) * | 2015-08-07 | 2017-06-07 | 三菱電機株式会社 | 電力変換装置、及び誘導加熱調理器 |
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JP2023007184A (ja) * | 2021-07-01 | 2023-01-18 | 日立Astemo株式会社 | 電力変換装置 |
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JPH0936186A (ja) * | 1995-07-24 | 1997-02-07 | Hitachi Ltd | パワー半導体モジュール及びその実装方法 |
JP3521651B2 (ja) * | 1996-10-18 | 2004-04-19 | 株式会社日立製作所 | パワー半導体装置 |
JP2000209846A (ja) * | 1999-01-11 | 2000-07-28 | Toshiba Corp | 電力変換装置 |
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