CN115295430B - 一种倒装焊表面包封结构、工艺及半导体器件 - Google Patents
一种倒装焊表面包封结构、工艺及半导体器件 Download PDFInfo
- Publication number
- CN115295430B CN115295430B CN202211231448.5A CN202211231448A CN115295430B CN 115295430 B CN115295430 B CN 115295430B CN 202211231448 A CN202211231448 A CN 202211231448A CN 115295430 B CN115295430 B CN 115295430B
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- China
- Prior art keywords
- packaging body
- packaging
- metal film
- copper
- flip chip
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Links
- 238000005538 encapsulation Methods 0.000 title claims abstract description 43
- 238000000034 method Methods 0.000 title claims description 34
- 239000004065 semiconductor Substances 0.000 title claims description 12
- 238000004806 packaging method and process Methods 0.000 claims abstract description 104
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 78
- 229910052802 copper Inorganic materials 0.000 claims abstract description 78
- 239000010949 copper Substances 0.000 claims abstract description 78
- 239000002184 metal Substances 0.000 claims abstract description 52
- 229910052751 metal Inorganic materials 0.000 claims abstract description 52
- 238000003466 welding Methods 0.000 claims abstract description 37
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000003647 oxidation Effects 0.000 claims abstract description 11
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims description 29
- 238000005520 cutting process Methods 0.000 claims description 16
- 239000011248 coating agent Substances 0.000 claims description 14
- 238000000576 coating method Methods 0.000 claims description 14
- 238000005530 etching Methods 0.000 claims description 12
- 238000007747 plating Methods 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 6
- 239000005022 packaging material Substances 0.000 claims description 6
- 229920002120 photoresistant polymer Polymers 0.000 claims description 6
- 238000009713 electroplating Methods 0.000 claims description 5
- 238000012858 packaging process Methods 0.000 claims 1
- 238000000206 photolithography Methods 0.000 claims 1
- 238000005498 polishing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 12
- 229910000679 solder Inorganic materials 0.000 description 11
- 230000007797 corrosion Effects 0.000 description 9
- 238000005260 corrosion Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 230000009194 climbing Effects 0.000 description 7
- 230000017525 heat dissipation Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 238000005476 soldering Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000001723 curing Methods 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 238000001259 photo etching Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000015654 memory Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 239000003504 photosensitizing agent Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
- H01L21/56—Encapsulations, e.g. encapsulation layers, coatings
- H01L21/561—Batch processing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
- H01L21/56—Encapsulations, e.g. encapsulation layers, coatings
- H01L21/568—Temporary substrate used as encapsulation process aid
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/31—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape
- H01L23/3107—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape the device being completely enclosed
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/367—Cooling facilitated by shape of device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/552—Protection against radiation, e.g. light or electromagnetic waves
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- Toxicology (AREA)
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
Abstract
Description
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202211231448.5A CN115295430B (zh) | 2022-10-10 | 2022-10-10 | 一种倒装焊表面包封结构、工艺及半导体器件 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202211231448.5A CN115295430B (zh) | 2022-10-10 | 2022-10-10 | 一种倒装焊表面包封结构、工艺及半导体器件 |
Publications (2)
Publication Number | Publication Date |
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CN115295430A CN115295430A (zh) | 2022-11-04 |
CN115295430B true CN115295430B (zh) | 2022-12-30 |
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CN202211231448.5A Active CN115295430B (zh) | 2022-10-10 | 2022-10-10 | 一种倒装焊表面包封结构、工艺及半导体器件 |
Country Status (1)
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CN (1) | CN115295430B (zh) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103094241A (zh) * | 2012-12-15 | 2013-05-08 | 华天科技(西安)有限公司 | 一种引线框架再布线的fcaaqfn封装件及其制作工艺 |
CN108206170B (zh) * | 2017-12-29 | 2020-03-06 | 江苏长电科技股份有限公司 | 具有引脚侧壁爬锡功能的半导体封装结构及其制造工艺 |
CN110517962A (zh) * | 2019-08-01 | 2019-11-29 | 合肥矽迈微电子科技有限公司 | 五面附金属包封封装结构及其制备方法 |
CN110364444A (zh) * | 2019-08-01 | 2019-10-22 | 合肥矽迈微电子科技有限公司 | 三面附金属包封封装结构及其制备方法 |
CN114783888B (zh) * | 2022-06-16 | 2022-09-06 | 合肥矽迈微电子科技有限公司 | 一种芯片封装体外露焊脚及其加工方法 |
CN115148695A (zh) * | 2022-07-25 | 2022-10-04 | 合肥矽迈微电子科技有限公司 | 一种预包封基板及其制作方法 |
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- 2022-10-10 CN CN202211231448.5A patent/CN115295430B/zh active Active
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CN115295430A (zh) | 2022-11-04 |
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EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20221104 Assignee: Anhui Xingtai Financial Leasing Co.,Ltd. Assignor: Hefei Silicon Microelectronics Technology Co.,Ltd. Contract record no.: X2023980036895 Denomination of invention: A Flip Chip Solder Sheet Sealing Structure, Process, and Semiconductor Device Granted publication date: 20221230 License type: Exclusive License Record date: 20230627 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A Flip Chip Solder Sheet Sealing Structure, Process, and Semiconductor Device Effective date of registration: 20230628 Granted publication date: 20221230 Pledgee: Anhui Xingtai Financial Leasing Co.,Ltd. Pledgor: Hefei Silicon Microelectronics Technology Co.,Ltd. Registration number: Y2023980046373 |
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