JP7395452B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
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- JP7395452B2 JP7395452B2 JP2020158215A JP2020158215A JP7395452B2 JP 7395452 B2 JP7395452 B2 JP 7395452B2 JP 2020158215 A JP2020158215 A JP 2020158215A JP 2020158215 A JP2020158215 A JP 2020158215A JP 7395452 B2 JP7395452 B2 JP 7395452B2
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- 239000004065 semiconductor Substances 0.000 title claims description 145
- 238000010586 diagram Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 239000010949 copper Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
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- H01L23/02—Containers; Seals
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- H01L23/043—Containers; Seals characterised by the shape of the container or parts, e.g. caps, walls the container being a hollow construction and having a conductive base as a mounting as well as a lead for the semiconductor body
- H01L23/051—Containers; Seals characterised by the shape of the container or parts, e.g. caps, walls the container being a hollow construction and having a conductive base as a mounting as well as a lead for the semiconductor body another lead being formed by a cover plate parallel to the base plate, e.g. sandwich type
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- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/065—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L27/00
- H01L25/0655—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L27/00 the devices being arranged next to each other
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- H01L23/14—Mountings, e.g. non-detachable insulating substrates characterised by the material or its electrical properties
- H01L23/142—Metallic substrates having insulating layers
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- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
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- H01L23/40—Mountings or securing means for detachable cooling or heating arrangements ; fixed by friction, plugs or springs
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- H01L24/02—Bonding areas ; Manufacturing methods related thereto
- H01L24/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L24/05—Structure, shape, material or disposition of the bonding areas prior to the connecting process of an individual bonding area
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- H01L24/71—Means for bonding not being attached to, or not being formed on, the surface to be connected
- H01L24/72—Detachable connecting means consisting of mechanical auxiliary parts connecting the device, e.g. pressure contacts using springs or clips
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- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
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- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/07—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L29/00
- H01L25/072—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L29/00 the devices being arranged next to each other
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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
- H01L2224/05553—Shape in top view being rectangular
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- H01L2924/1203—Rectifying Diode
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- 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
- H01L2924/151—Die mounting substrate
- H01L2924/156—Material
- H01L2924/157—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
- H01L2924/15738—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
- H01L2924/15747—Copper [Cu] as principal constituent
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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
Description
本実施形態の半導体装置は、第1面と、第1面に対向する第2面と、を有する第1板部を有する第1電極と、第2面の上に設けられた複数の半導体チップと、複数の半導体チップの上に設けられ、第2面に対向する第3面と、第3面に対向する第4面と、を有する第2板部であって、複数の半導体チップのそれぞれと第3面の間に設けられ、第3面に接続され、第2面に平行な面内において、それぞれ半導体チップと同じ形状の頂面を有する複数の凸部を有し、第2板部は、第3面に平行な面内において複数の凸部のうち最も外側に設けられた複数の凸部に外接する最小の円の第1直径より大きい第2外径を有する第2板部と、第4面に接続された第5面と、第5面に対向する第6面と、を有し、第1直径以下の第3外径を有する第3板部と、を有する第2電極と、を備える。
本実施形態の半導体装置は、第1面と、第1面に対向する第2面と、を有する第1板部を有する第1電極と、第2面の上に設けられた複数の半導体チップと、複数の半導体チップの上に設けられ、第2面に対向する第3面と、第3面に対向する第4面と、を有する第2板部を有する第2電極であって、複数の半導体チップのそれぞれと第3面の間に設けられ、第3面に接続された複数の凸部を有し、第2板部は、第3面に平行な面内において複数の凸部のうち最も外側に設けられた複数の凸部に外接する最小の円の直径と等しい第2外径を有する第2電極と、を備える。ここで、第1実施形態と重複する内容の記載は省略する。
本実施形態の半導体装置は、第1面と、第1面に対向する第2面と、を有する第1板部を有する第1電極と、第2面の上に設けられた複数の半導体チップと、複数の半導体チップの上に設けられ、第2面に対向する第3面と、第3面と対向する第4面と、を有する第2板部であって、複数の半導体チップのそれぞれと第3面の間に設けられ、第3面に接続された複数の凸部を有し、第3面に平行な面内において複数の凸部のうち最も外側に設けられた複数の凸部に外接する最小の円の第1直径より大きい第2外径を有する第2板部と、第3面の端部と複数の凸部のうち最も外側に設けられた凸部の間の第3面に設けられた第5板部と、を有する第2電極と、を備える。ここで、第1実施形態及び第2実施形態と重複する内容の記載は省略する。
12 :第1板部
14 :第1面
15 :側面
16 :第2面
16a :中心
18 :第4板部
40 :半導体チップ
40a :端部
60 :第2電極
62 :凸部
62a :頂面
62b :端部
62c :側面(外側面)
64 :第2板部
66 :第3面
66a :中心
66b :端部
68 :第4面
70 :第3板部
72 :第5面
74 :第6面
75 :側面
80 :第5板部
100 :半導体装置
110 :半導体装置
120 :半導体装置
L1 :第1直径
L2 :第2直径
d1 :第1外径
d2 :第2外径
d3 :第3外径
d4 :第4外径
h :高さ
t :膜厚
Claims (6)
- 第1面と、前記第1面に対向する第2面と、を有する第1板部を有する第1電極と、
前記第2面の上に設けられた複数の半導体チップと、
前記複数の半導体チップの上に設けられ、前記第2面に対向する第3面と、前記第3面に対向する第4面と、を有する第2板部であって、前記複数の半導体チップのそれぞれと前記第3面の間に設けられ、前記第3面に接続され、前記第2面に平行な面内において、それぞれ前記半導体チップと同じ形状の頂面を有する複数の凸部を有し、前記第2板部は、前記第3面に平行な面内において前記複数の凸部のうち最も外側に設けられた前記複数の凸部に外接する最小の円の第1直径より大きい第2外径を有する前記第2板部と、
前記第4面に接続された第5面と、前記第5面に対向する第6面と、を有し、前記第1直径以下の第3外径を有する第3板部と、
を有する第2電極と、
を備える半導体装置。 - 前記複数の凸部のうち最も外側に設けられた前記凸部の最も外側の端部から、前記第3面の中心の垂線と前記第4面側で交差するように、前記第3面に対して45度で引かれた第1仮想直線は、前記第3板部を通過する、
請求項1記載の半導体装置。 - 前記第1電極は、前記第2面に平行な面内において前記複数の半導体チップのうち最も外側に設けられた前記複数の半導体チップに外接する最小の円の第2直径以下の第4外径を有し、前記第1面と接続された第4板部を有する、
請求項1又は請求項2記載の半導体装置。 - 前記複数の半導体チップのうち最も外側に設けられた前記半導体チップの最も外側の端部から、前記第2面の中心の垂線と前記第1面側で交差するように、前記第2面に対して45度で引かれた第2仮想直線は、前記第4板部を通過する、
請求項3記載の半導体装置。 - 第1面と、前記第1面に対向する第2面と、を有する第1板部を有する第1電極と、
前記第2面の上に設けられた複数の半導体チップと、
前記複数の半導体チップの上に設けられ、前記第2面に対向する第3面と、前記第3面と対向する第4面と、を有する第2板部であって、前記複数の半導体チップのそれぞれと前記第3面の間に設けられ、前記第3面に接続された複数の凸部を有し、前記第3面に平行な面内において前記複数の凸部のうち最も外側に設けられた前記複数の凸部に外接する最小の円の第1直径より大きい第2外径を有する第2板部と、
前記第3面の端部と前記複数の凸部のうち最も外側に設けられた前記凸部の間の前記第3面に設けられた第5板部であって、前記第5板部の側面は前記複数の凸部のうち最も外側に設けられた前記凸部の側面と接する前記第5板部と、
を有する第2電極と、
を備える半導体装置。 - 前記第5板部の膜厚は、前記凸部の高さの20%以上である、
請求項5記載の半導体装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020158215A JP7395452B2 (ja) | 2020-09-23 | 2020-09-23 | 半導体装置 |
CN202110115501.4A CN114300433A (zh) | 2020-09-23 | 2021-01-28 | 半导体装置 |
US17/193,703 US20220093562A1 (en) | 2020-09-23 | 2021-03-05 | Semiconductor device |
EP21161246.0A EP3975239A1 (en) | 2020-09-23 | 2021-03-08 | Semiconductor device |
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JP2020158215A JP7395452B2 (ja) | 2020-09-23 | 2020-09-23 | 半導体装置 |
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Publication Number | Publication Date |
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JP2022052059A JP2022052059A (ja) | 2022-04-04 |
JP7395452B2 true JP7395452B2 (ja) | 2023-12-11 |
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JP2020158215A Active JP7395452B2 (ja) | 2020-09-23 | 2020-09-23 | 半導体装置 |
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US (1) | US20220093562A1 (ja) |
EP (1) | EP3975239A1 (ja) |
JP (1) | JP7395452B2 (ja) |
CN (1) | CN114300433A (ja) |
Citations (3)
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JP2010087438A (ja) | 2008-10-03 | 2010-04-15 | Toshiba Corp | 圧接型半導体装置 |
US9818705B1 (en) | 2016-09-15 | 2017-11-14 | Kabushiki Kaisha Toshiba | Semiconductor device |
JP2019047591A (ja) | 2017-08-31 | 2019-03-22 | 東芝三菱電機産業システム株式会社 | 電力変換装置 |
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