JP6127847B2 - 電力変換装置 - Google Patents
電力変換装置 Download PDFInfo
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- JP6127847B2 JP6127847B2 JP2013187550A JP2013187550A JP6127847B2 JP 6127847 B2 JP6127847 B2 JP 6127847B2 JP 2013187550 A JP2013187550 A JP 2013187550A JP 2013187550 A JP2013187550 A JP 2013187550A JP 6127847 B2 JP6127847 B2 JP 6127847B2
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- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/34—Snubber circuits
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
- H05K7/209—Heat transfer by conduction from internal heat source to heat radiating structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
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- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
- H01L2224/0554—External layer
- H01L2224/0555—Shape
- H01L2224/05552—Shape in top view
- H01L2224/05554—Shape in top view being square
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- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/06—Structure, shape, material or disposition of the bonding areas prior to the connecting process of a plurality of bonding areas
- H01L2224/0601—Structure
- H01L2224/0603—Bonding areas having different sizes, e.g. different heights or widths
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- H01L2224/34—Strap connectors, e.g. copper straps for grounding power devices; Manufacturing methods related thereto
- H01L2224/36—Structure, shape, material or disposition of the strap connectors prior to the connecting process
- H01L2224/37—Structure, shape, material or disposition of the strap connectors prior to the connecting process of an individual strap connector
- H01L2224/37001—Core members of the connector
- H01L2224/37099—Material
- H01L2224/371—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
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- H01L2224/34—Strap connectors, e.g. copper straps for grounding power devices; Manufacturing methods related thereto
- H01L2224/36—Structure, shape, material or disposition of the strap connectors prior to the connecting process
- H01L2224/37—Structure, shape, material or disposition of the strap connectors prior to the connecting process of an individual strap connector
- H01L2224/37001—Core members of the connector
- H01L2224/37099—Material
- H01L2224/371—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
- H01L2224/37138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/37147—Copper [Cu] as principal constituent
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- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/34—Strap connectors, e.g. copper straps for grounding power devices; Manufacturing methods related thereto
- H01L2224/39—Structure, shape, material or disposition of the strap connectors after the connecting process
- H01L2224/40—Structure, shape, material or disposition of the strap connectors after the connecting process of an individual strap connector
- H01L2224/401—Disposition
- H01L2224/40135—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip
- H01L2224/40137—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip the bodies being arranged next to each other, e.g. on a common substrate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/13—Discrete devices, e.g. 3 terminal devices
- H01L2924/1304—Transistor
- H01L2924/1305—Bipolar Junction Transistor [BJT]
- H01L2924/13055—Insulated gate bipolar transistor [IGBT]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/34—Snubber circuits
- H02M1/348—Passive dissipative snubbers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inverter Devices (AREA)
Description
(数1) ΔV=Ld×(dI/dt)
(数2) ΔV=I×√(Ld/Cs)+Ls×(dI/dt)
(数3) ζ=(Rs/2)×√(Cs/Ld)
(数4) Cs=Ld×(I/δV)2
(数5) Rs=√(Ld/Cs)
3h,4h 放熱板
3t,3ta 正端子(+)
4t,4ta 負端子(−)
100〜105,110〜113,114u,114v,114w 電力変換装置
20,21 絶縁層
40,40a〜40d スナバ回路
41,41a,41b 容量素子
33,33a〜33d 金属部材
42,42c 抵抗素子
42a,42b,42d,42e トリミングによる抵抗部
50 水冷冷却器
Claims (16)
- 上アームと下アームの直列接続された2つのスイッチング素子(以下、SW素子と記載)を備え、直流電源からの電圧および電流を変換して、前記2つのSW素子の接続点から負荷に電力を供給する電力変換装置(100〜105,110〜113,114u,114v,114w)であって、
前記2つのSW素子が、それぞれ、扁平な直方体の形状に樹脂モールドされた素子モジュール(10,10H,10L,11,11H,11L)からなり、
前記素子モジュールにおいて、前記SW素子の正側電極に接続する放熱板(3h)と負側電極に接続する放熱板(4h)とが、外面を露出するようにして、前記直方体の扁平な両表面に分かれて配置されてなり、
前記正側電極に接続する放熱板に連結した正端子(3t,3ta)と前記負側電極に接続する放熱板に連結した負端子(4t,4ta)が、前記扁平な直方体の厚さ方向において互いに重ならないようにして、直方体の一つの側面(S1)から引き出されてなり、
前記2つのSW素子の素子モジュールが、絶縁層(20,21)を介して、前記一つの側面が同じ向きで平行になるようにして、前記厚さ方向に積層されると共に、一方のSW素子の正端子ともう一方のSW素子の負端子が、それぞれ、厚さ方向において互いに重なるように配置されてなり、
前記重なるように配置された正端子と負端子の一方の組において、該正端子と負端子が前記一つの側面の近くで電気接続されて、前記負荷に接続する出力端子が構成され、
前記重なるように配置された正端子と負端子のもう一方の組において、前記上アームのSW素子の正端子で、前記直流電源の高電位側に接続する高電位端子が構成され、前記下アームのSW素子の負端子で、前記直流電源の低電位側に接続する低電位端子が構成されてなることを特徴とする電力変換装置。 - 前記重なるように配置された正端子と負端子が、それぞれ、厚さ方向においていずれか一方を覆う配置関係にあることを特徴とする請求項1に記載の電力変換装置。
- 前記2つのSW素子の素子モジュールが、同一構造であることを特徴とする請求項1または2に記載の電力変換装置。
- 前記一つの側面において、
前記正端子と前記負端子が、前記厚さ方向において同じ高さで、引き出されてなることを特徴とする請求項1乃至3のいずれか一項に記載の電力変換装置。 - 前記正端子と前記負端子が、前記厚さ方向の2等分線で分割されるいずれか一方の領域から、引き出されてなることを特徴とする請求項4に記載の電力変換装置。
- 前記重なるように配置された正端子と負端子の間に、前記厚さ方向の間隔を固定するスペーサが挿入されてなることを特徴とする請求項1乃至5のいずれか一項に記載の電力変換装置。
- 前記一つの側面において、
前記正端子と前記負端子の間に、前記厚さ方向に走る溝(7a)が、形成されてなることを特徴とする請求項1乃至6のいずれか一項に記載の電力変換装置。 - 前記一つの側面と対向するもう一つの側面(S2)において、
前記SW素子の制御電極に接続する信号線が、引き出されてなることを特徴とする請求項1乃至7のいずれか一項に記載の電力変換装置。 - 前記もう一つの側面において、
前記信号線が、前記厚さ方向に直交する方向の2等分線で分割されるいずれか一方の領域から、引き出されてなることを特徴とする請求項8に記載の電力変換装置。 - 前記正端子と負端子のもう一方の組において、
前記一つの側面に隣接して、容量素子(41,41a,41b)を有したスナバ回路(40,40a〜40d)が、正端子と負端子の間に電気接続されてなることを特徴とする請求項1乃至9のいずれか一項に記載の電力変換装置。 - 前記スナバ回路が、
前記正端子と負端子の間で略「コ」の字形状の電流経路を有し、途中に切断部が形成された金属部材(33,33a〜33d)と、
前記切断部の両側に電極が接続された表面実装型の前記容量素子とで構成されてなることを特徴とする請求項10に記載の電力変換装置。 - 前記容量素子に、抵抗が直列接続されてなることを特徴とする請求項11に記載の電力変換装置。
- 前記抵抗が、表面実装型の抵抗素子(42,42c)からなり、
前記金属部材において、前記容量素子が接続された切断部と別位置に形成された切断部の両側に電極が接続されてなることを特徴とする請求項12に記載の電力変換装置。 - 前記抵抗が、
前記金属部材に切込みを形成し、前記電流経路の途中で断面積を小さくしたトリミングによる抵抗部(42a,42b,42d,42e)からなることを特徴とする請求項12に記載の電力変換装置。 - 前記2つのSW素子の素子モジュールが、絶縁層(21)を介して、水冷冷却器(50)で挟まれた構成を有してなることを特徴とする請求項1乃至14のいずれか一項に記載の電力変換装置。
- 前記電力変換装置が、車載用であることを特徴とする請求項1乃至15のいずれか一項に記載の電力変換装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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JP2013187550A JP6127847B2 (ja) | 2013-09-10 | 2013-09-10 | 電力変換装置 |
PCT/JP2014/004463 WO2015037203A1 (ja) | 2013-09-10 | 2014-09-01 | 電力変換装置 |
DE112014004147.5T DE112014004147B4 (de) | 2013-09-10 | 2014-09-01 | Energieumwandlungsvorrichtung |
US14/915,290 US9729044B2 (en) | 2013-09-10 | 2014-09-01 | Power conversion device having two serially-connected switching elements |
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JP2013187550A JP6127847B2 (ja) | 2013-09-10 | 2013-09-10 | 電力変換装置 |
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JP2015056925A JP2015056925A (ja) | 2015-03-23 |
JP6127847B2 true JP6127847B2 (ja) | 2017-05-17 |
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US9917529B2 (en) * | 2014-03-27 | 2018-03-13 | Hitachi, Ltd. | Power conversion unit, power converter and method of manufacturing power converter |
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