JP2021158197A - パワー半導体モジュール - Google Patents
パワー半導体モジュール Download PDFInfo
- Publication number
- JP2021158197A JP2021158197A JP2020056269A JP2020056269A JP2021158197A JP 2021158197 A JP2021158197 A JP 2021158197A JP 2020056269 A JP2020056269 A JP 2020056269A JP 2020056269 A JP2020056269 A JP 2020056269A JP 2021158197 A JP2021158197 A JP 2021158197A
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- Prior art keywords
- base plate
- resin insulating
- case
- adhesive
- resin
- 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.)
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 68
- 229920005989 resin Polymers 0.000 claims abstract description 138
- 239000011347 resin Substances 0.000 claims abstract description 138
- 239000000853 adhesive Substances 0.000 claims abstract description 76
- 230000001070 adhesive effect Effects 0.000 claims abstract description 76
- 238000007789 sealing Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 12
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 238000009413 insulation Methods 0.000 abstract description 23
- 239000002184 metal Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 229910000679 solder Inorganic materials 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 238000013007 heat curing Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
- 241000577218 Phenes Species 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001083 polybutene Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- H01L2924/173—Connection portion, e.g. seal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- 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
- H01—ELECTRIC ELEMENTS
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- H01L2924/19—Details of hybrid assemblies other than the semiconductor or other solid state devices to be connected
- H01L2924/191—Disposition
- H01L2924/19101—Disposition of discrete passive components
- H01L2924/19107—Disposition of discrete passive components off-chip wires
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- Power Engineering (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
Abstract
Description
実施の形態1に係るパワー半導体モジュールの構成について、図面を用いながら説明する。図1は、パワー半導体モジュールの構成を示す断面図である。
図3は、実施の形態2に係るパワー半導体モジュールの構成を示す断面図である。なお本実施の形態におけるパワー半導体モジュール100は、多くの構成が実施の形態1と共通する。このため、実施の形態1と異なる点について説明するとともに、同一または対応する構成については同じ符号を付けて示し、その説明を省略する。実施の形態1とは、図3に示すように、ベース板3cの外周面が露出している構成、樹脂絶縁ベース板3とケース4との接着構成が相違している。
図4は、実施の形態3に係るパワー半導体モジュールの構成を示す断面図である。なお本実施の形態におけるパワー半導体モジュール100は、多くの構成が実施の形態1と共通する。このため、実施の形態1と異なる点について説明するとともに、同一または対応する構成については同じ符号を付けて示し、その説明を省略する。実施の形態1とは、図4に示すように、ベース板3cの外周面が露出している構成、樹脂絶縁ベース板3とケース4との接着構成、及びベース板3cの形状が相違している。
3 樹脂絶縁ベース板
3a 回路パターン
3b 樹脂絶縁層
3c ベース板
4 ケース
4a テーパ部
5 接着剤
8 封止樹脂
Claims (6)
- 半導体素子と、
前記半導体素子を搭載した樹脂絶縁ベース板と、
前記樹脂絶縁ベース板を取り囲んでいるケースと、
前記樹脂絶縁ベース板と前記ケースとに取り囲まれた領域に、封止されている封止樹脂と、
前記樹脂絶縁ベース板と前記ケースとを接着し、前記樹脂絶縁ベース板と前記ケースとに取り囲まれ、前記ケースの前記樹脂絶縁ベース板の側に形成されたテーパ部に充填されている接着剤と、
を備えたパワー半導体モジュール。 - 前記樹脂絶縁ベース板は、回路パターンと樹脂絶縁層とベース板とから構成される請求項1記載のパワー半導体モジュール。
- 前記接着剤は、前記封止樹脂と同一材料である請求項1または請求項2に記載のパワー半導体モジュール。
- 前記絶縁樹脂ベース板の外周の側面と前記ケースとの間に、前記接着剤が露出している請求項1から請求項3のいずれか1項に記載のパワー半導体モジュール。
- 前記ベース板の前記半導体素子が搭載している側の外周面が露出している請求項1から請求項4のいずれか1項に記載のパワー半導体モジュール。
- 前記ベース板の前記半導体素子が搭載している側の両端に段差が設けられている請求項1から請求項5のいずれか1項に記載のパワー半導体モジュール。
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US17/157,650 US11581229B2 (en) | 2020-03-26 | 2021-01-25 | Power semiconductor module with adhesive filled tapered portion |
DE102021105479.6A DE102021105479A1 (de) | 2020-03-26 | 2021-03-08 | Leistungs-Halbleitermodul |
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