JP6447512B2 - 半導体素子、半導体素子の製造方法、および電子機器 - Google Patents
半導体素子、半導体素子の製造方法、および電子機器 Download PDFInfo
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- JP6447512B2 JP6447512B2 JP2015553478A JP2015553478A JP6447512B2 JP 6447512 B2 JP6447512 B2 JP 6447512B2 JP 2015553478 A JP2015553478 A JP 2015553478A JP 2015553478 A JP2015553478 A JP 2015553478A JP 6447512 B2 JP6447512 B2 JP 6447512B2
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- 239000004065 semiconductor Substances 0.000 title claims description 31
- 238000000034 method Methods 0.000 title claims description 26
- 238000004519 manufacturing process Methods 0.000 title claims description 23
- 238000003384 imaging method Methods 0.000 claims description 51
- 239000002184 metal Substances 0.000 claims description 46
- 239000000758 substrate Substances 0.000 claims description 41
- 238000012545 processing Methods 0.000 claims description 29
- 229910052710 silicon Inorganic materials 0.000 claims description 13
- 239000010703 silicon Substances 0.000 claims description 13
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000005530 etching Methods 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 20
- 229910000679 solder Inorganic materials 0.000 description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 10
- 229910004298 SiO 2 Inorganic materials 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- 230000002730 additional effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
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- H01L21/18—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 the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
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- H01L23/3114—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape the device being completely enclosed the device being a chip scale package, e.g. CSP
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Description
0.固体撮像素子の概略構成例
1.第1の実施の形態(固体撮像素子の例)
2.第2の実施の形態(電子機器の例)
<固体撮像素子の概略構成例>
図1は、本技術の各実施の形態に適用されるCMOS(Complementary Metal Oxide Semiconductor)固体撮像素子の一例の概略構成例を示している。
<固体撮像素子の断面例>
図2は、本技術の半導体素子を適用した固体撮像素子の構造を示す断面図である。図2の例においては、基板に実装されるTSV(Through Silicon Via)を構造中に持つCSP(Chip Size Package)の一例として、固体撮像素子が示されている。
次に、図3のフローチャート、並びに図4乃至図6の工程図を参照し、本技術の固体撮像素子の製造処理について説明する。
図7は、本技術の半導体素子を適用した固体撮像素子の他の構造を示す断面図である。
図8は、本技術を適用した固体撮像素子の他の構造を示す断面図である。
<電子機器の構成例>
ここで、図9を参照して、本技術の第2の実施の形態の電子機器の構成例について説明する。
(1) 基板に形成されたTSV(Through Silicon Via)と、
前記TSVの側壁部に形成される、カバレッジがよい膜である側壁膜と、
前記TSVのvia部を除くメタル配線の下層に形成される絶縁膜と
を有し、
前記絶縁膜は、熱膨張率が、前記基板の熱膨張率と前記メタル配線の熱膨張率との間の値をとる膜種である
半導体素子。
(2) 前記TSVの側壁部において、前記絶縁膜は、前記側壁膜に積層されている
前記(1)に記載の半導体素子。
(3) 前記側壁膜は、プラズマ酸化膜である
前記(1)または(2)に記載の半導体素子。
(4) 前記側壁膜は、全面成膜後にエッチバックでフィールド上を完全に除去されている
前記(1)乃至(3)のいずれかに記載の半導体素子。
(5) 前記絶縁膜は、複数の膜種が積層されている
前記(1)乃至(4)のいずれかに記載の半導体素子。
(6) 前記メタル配線の下の前記基板をスリット状に抜き、前記絶縁膜を埋める
前記(1)乃至(5)のいずれかに記載の半導体素子。
(7) CSP(Chip Size Package)構造である
前記(1)乃至(6)のいずれかに記載の半導体素子。
(8) 固体撮像素子である
前記(1)乃至(7)のいずれかに記載の半導体素子。
(9) 製造装置が、
基板に形成されたTSV(Through Silicon Via)の側壁部に、カバレッジがよい膜である側壁膜を形成し、
前記TSVのvia部を除くメタル配線の下層に絶縁膜を形成する
半導体素子の製造方法。
(10) 基板に形成されたTSV(Through Silicon Via)と、
前記TSVの側壁部に形成される、カバレッジがよい膜である側壁膜と、
前記TSVのvia部を除くメタル配線の下層に形成される絶縁膜と
を有し、
前記絶縁膜は、熱膨張率が、前記基板の熱膨張率と前記メタル配線の熱膨張率との間の値をとる膜種である固体撮像素子と、
入射光を前記固体撮像素子に入射する光学系と、
前記固体撮像素子から出力される出力信号を処理する信号処理回路と
を備える電子機器。
Claims (9)
- 基板に形成されたTSV(Through Silicon Via)と、
前記TSVの側壁部に形成される、カバレッジがよい膜である側壁膜と、
前記TSVのVia部を除くメタル配線の下層に形成される絶縁膜と
を有し、
前記絶縁膜は、熱膨張率が、前記基板の熱膨張率と前記メタル配線の熱膨張率との間の値をとる膜種である
半導体素子。 - 前記TSVの側壁部において、前記絶縁膜は、前記側壁膜に積層されている
請求項1に記載の半導体素子。 - 前記側壁膜は、プラズマ酸化膜である
請求項1に記載の半導体素子。 - 前記絶縁膜は、複数の膜種が積層されている
請求項1に記載の半導体素子。 - 前記メタル配線の下の前記基板をスリット状に抜き、前記絶縁膜を埋める
請求項1に記載の半導体素子。 - CSP(Chip Size Package)構造である
請求項1に記載の半導体素子。 - 固体撮像素子である
請求項1に記載の半導体素子。 - 製造装置が、
基板に形成されたTSV(Through Silicon Via)のVia内絶縁膜の全面成膜後にエッチバックでフィールド上と前記TSVの底部との前記Via内絶縁膜を除去することで、前記TSVの側壁部に、カバレッジがよい膜である側壁膜を形成し、
少なくともメタル配線と前記側壁膜の間に、熱膨張率が前記基板の熱膨張率と前記メタル配線の熱膨張率との間の値をとる膜種である絶縁膜を形成する
半導体素子の製造方法。 - 基板に形成されたTSV(Through Silicon Via)と、
前記TSVの側壁部に形成される、カバレッジがよい膜である側壁膜と、
前記TSVのVia部を除くメタル配線の下層に形成される絶縁膜と
を有し、
前記絶縁膜は、熱膨張率が、前記基板の熱膨張率と前記メタル配線の熱膨張率との間の値をとる膜種である固体撮像素子と、
入射光を前記固体撮像素子に入射する光学系と、
前記固体撮像素子から出力される出力信号を処理する信号処理回路と
を備える電子機器。
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Application Number | Priority Date | Filing Date | Title |
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JP2013258860 | 2013-12-16 | ||
JP2013258860 | 2013-12-16 | ||
PCT/JP2014/082212 WO2015093313A1 (ja) | 2013-12-16 | 2014-12-05 | 半導体素子、半導体素子の製造方法、および電子機器 |
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JPWO2015093313A1 JPWO2015093313A1 (ja) | 2017-03-16 |
JP6447512B2 true JP6447512B2 (ja) | 2019-01-09 |
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US (3) | US9978797B2 (ja) |
JP (1) | JP6447512B2 (ja) |
KR (1) | KR102297002B1 (ja) |
CN (1) | CN105814670B (ja) |
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TWI633640B (zh) | 2013-12-16 | 2018-08-21 | 新力股份有限公司 | Semiconductor element, method of manufacturing semiconductor element, and electronic device |
JP2019067937A (ja) | 2017-10-02 | 2019-04-25 | ソニーセミコンダクタソリューションズ株式会社 | 半導体装置、半導体装置の製造方法、及び、電子機器 |
KR102450580B1 (ko) | 2017-12-22 | 2022-10-07 | 삼성전자주식회사 | 금속 배선 하부의 절연층 구조를 갖는 반도체 장치 |
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JP2020150112A (ja) * | 2019-03-13 | 2020-09-17 | ソニーセミコンダクタソリューションズ株式会社 | 固体撮像素子 |
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TWI633640B (zh) | 2013-12-16 | 2018-08-21 | 新力股份有限公司 | Semiconductor element, method of manufacturing semiconductor element, and electronic device |
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US20210167115A1 (en) | 2021-06-03 |
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