JP2009059944A - 半導体装置及びその製造方法 - Google Patents
半導体装置及びその製造方法 Download PDFInfo
- Publication number
- JP2009059944A JP2009059944A JP2007226592A JP2007226592A JP2009059944A JP 2009059944 A JP2009059944 A JP 2009059944A JP 2007226592 A JP2007226592 A JP 2007226592A JP 2007226592 A JP2007226592 A JP 2007226592A JP 2009059944 A JP2009059944 A JP 2009059944A
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- Prior art keywords
- capacitor
- semiconductor device
- semiconductor element
- semiconductor
- conductive polymer
- 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.)
- Granted
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 252
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 31
- 239000003990 capacitor Substances 0.000 claims abstract description 172
- 239000000758 substrate Substances 0.000 claims abstract description 162
- 229910052751 metal Inorganic materials 0.000 claims abstract description 48
- 239000002184 metal Substances 0.000 claims abstract description 48
- 239000004020 conductor Substances 0.000 claims abstract description 13
- 230000003647 oxidation Effects 0.000 claims abstract description 8
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 8
- 239000011248 coating agent Substances 0.000 claims abstract description 4
- 238000000576 coating method Methods 0.000 claims abstract description 4
- 229920001940 conductive polymer Polymers 0.000 claims description 102
- 238000000034 method Methods 0.000 claims description 35
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 12
- 229910052709 silver Inorganic materials 0.000 claims description 12
- 239000004332 silver Substances 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000010408 film Substances 0.000 description 78
- 239000010949 copper Substances 0.000 description 36
- 239000011888 foil Substances 0.000 description 29
- 229910000679 solder Inorganic materials 0.000 description 28
- 229910052782 aluminium Inorganic materials 0.000 description 23
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 23
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 18
- 229910052802 copper Inorganic materials 0.000 description 18
- 239000010936 titanium Substances 0.000 description 18
- 239000000463 material Substances 0.000 description 14
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 13
- 229910052710 silicon Inorganic materials 0.000 description 13
- 239000010703 silicon Substances 0.000 description 13
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 12
- 239000003822 epoxy resin Substances 0.000 description 10
- 229920000647 polyepoxide Polymers 0.000 description 10
- 238000004544 sputter deposition Methods 0.000 description 10
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 9
- 238000002048 anodisation reaction Methods 0.000 description 9
- 229910052719 titanium Inorganic materials 0.000 description 9
- 239000010955 niobium Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000000866 electrolytic etching Methods 0.000 description 6
- 238000005530 etching Methods 0.000 description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 5
- 238000007743 anodising Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 5
- 238000007747 plating Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- FLDCSPABIQBYKP-UHFFFAOYSA-N 5-chloro-1,2-dimethylbenzimidazole Chemical compound ClC1=CC=C2N(C)C(C)=NC2=C1 FLDCSPABIQBYKP-UHFFFAOYSA-N 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 4
- 239000001741 Ammonium adipate Substances 0.000 description 4
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 4
- 239000004642 Polyimide Substances 0.000 description 4
- 235000019293 ammonium adipate Nutrition 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 229910052758 niobium Inorganic materials 0.000 description 4
- 229920001721 polyimide Polymers 0.000 description 4
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 238000001312 dry etching Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910000484 niobium oxide Inorganic materials 0.000 description 3
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 229920000128 polypyrrole Polymers 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- OTRAYOBSWCVTIN-UHFFFAOYSA-N OB(O)O.OB(O)O.OB(O)O.OB(O)O.OB(O)O.N.N.N.N.N.N.N.N.N.N.N.N.N.N.N Chemical compound OB(O)O.OB(O)O.OB(O)O.OB(O)O.OB(O)O.N.N.N.N.N.N.N.N.N.N.N.N.N.N.N OTRAYOBSWCVTIN-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229910020836 Sn-Ag Inorganic materials 0.000 description 2
- 229910020988 Sn—Ag Inorganic materials 0.000 description 2
- QCEUXSAXTBNJGO-UHFFFAOYSA-N [Ag].[Sn] Chemical compound [Ag].[Sn] QCEUXSAXTBNJGO-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000010407 anodic oxide Substances 0.000 description 2
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 description 1
- 229910020830 Sn-Bi Inorganic materials 0.000 description 1
- 229910018728 Sn—Bi Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 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
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
Classifications
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- H01L23/58—Structural electrical arrangements for semiconductor devices not otherwise provided for, e.g. in combination with batteries
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Abstract
【解決手段】半導体素子32と、前記半導体素子32が実装された支持基板31と、前記半導体素子32上に設けられ、外部接続端子45を介して前記支持基板31に接続されたキャパシタ40と、を備え、前記キャパシタ40は、弁金属部41と、前記弁金属部41の一方の面に形成された陽極酸化皮膜と、前記陽極酸化皮膜上に形成され、導電性材料から構成された導電部42とを備えて成ることを特徴とする。
【選択図】図3
Description
図3に、本発明の実施の形態に係る半導体装置の断面図を示す。
次に、上述の本発明の実施の形態に係る半導体装置の製造方法について説明する。
上述の導電性高分子膜42の形成にあたり、キャパシタ40の陽極を構成する箇所には、マスクによる保護を行う。
実施例1においては、先ず、導電性高分子キャパシタを以下の工程により作製した。
本発明の発明者はまた、以下の実施例2を行い、本発明の実施の形態に係る半導体装置を製造することができた。
(付記1)
半導体素子と、
前記半導体素子が実装された支持基板と、
前記半導体素子上に設けられ、外部接続端子を介して前記支持基板に接続されたキャパシタと、を備え、
前記キャパシタは、弁金属部と、前記弁金属部の一方の面に形成された陽極酸化皮膜と、前記陽極酸化皮膜上に形成され、導電性材料から構成された導電部とを備えて成ることを特徴とする半導体装置。
(付記2)
付記1記載の半導体装置であって、
前記支持基板と前記キャパシタとを接続する前記外部接続端子は、半田を含むことを特徴とする半導体装置。
(付記3)
付記1又は2記載の半導体装置であって、
前記弁金属部は、前記キャパシタの陽極を構成し、前記支持基板内にある電源ラインに接続され、
前記導電部は、前記キャパシタの陰極を構成し、前記支持基板内にある接地ラインに接続されることを特徴とする半導体装置。
(付記4)
付記3記載の半導体装置であって、
前記弁金属部及び前記導電部は、銀ペースト及びカーボンペーストの少なくとも一方を含む電極部を備えたことを特徴とする半導体装置。
(付記5)
付記1乃至4いずれか一項記載の半導体装置であって、
前記半導体素子と前記キャパシタとは、熱伝導材料を介して、互いに貼り合わされていることを特徴とする半導体装置。
(付記6)
付記1乃至4いずれか一項記載の半導体装置であって、
前記半導体素子と前記キャパシタとは、銀ペーストを介して、互いに貼り合わされていることを特徴とする半導体装置。
(付記7)
付記1乃至6いずれか一項記載の半導体装置であって、
前記キャパシタの前記導電部は、導電性高分子から成り、前記陽極酸化皮膜上に塗布形成されていることを特徴とする半導体装置。
(付記8)
付記1乃至7いずれか一項記載の半導体装置であって、
前記キャパシタの前記弁金属部に、凹部が形成されており、
前記凹部に前記陽極酸化皮膜が形成されていることを特徴とする半導体装置。
(付記9)
付記1乃至8いずれか一項記載の半導体装置であって、
前記キャパシタは、前記半導体素子の外形よりも大きく、
前記キャパシタは、前記半導体素子の外周部分において、前記支持基板に接続していることを特徴とする半導体装置。
(付記10)
付記1乃至8いずれか一項記載の半導体装置であって、
前記キャパシタは、前記半導体素子の外形よりも小さく、
前記キャパシタは、前記半導体素子の外周部分の少なくとも一部において、前記支持基板に接続していることを特徴とする半導体装置。
(付記11)
付記10記載の半導体装置であって、
前記キャパシタが複数設けられていることを特徴とする半導体装置。
(付記12)
付記1乃至8いずれか一項記載の半導体装置であって、
前記半導体素子は、前記支持基板に複数実装され、
前記キャパシタは、前記半導体素子のそれぞれの上に設けられていることを特徴とする半導体装置。
(付記13)
付記1乃至12いずれか一項記載の半導体装置であって、
前記支持基板は、前記支持基板が搭載される回路基板とワイヤにより接続されていることを特徴とする半導体装置。
(付記14)
付記13記載の半導体装置であって、
前記ワイヤは、前記支持基板内の配線層に接続され、
前記支持基板の前記配線層は、前記半導体素子の電源電極及び接地電極に接続されていることを特徴とする半導体装置。
(付記15)
弁金属部の一方の面に陽極酸化により酸化皮膜を形成し、前記酸化皮膜上に導電性材料から構成された導電部を形成することにより、キャパシタを形成する工程と、
前記キャパシタを、支持基板に実装された半導体素子上に貼り付ける工程と、
前記キャパシタを、外部接続端子を介して前記支持基板に接続する工程と、を有することを特徴とする半導体装置の製造方法。
(付記16)
付記15記載の半導体装置の製造方法であって、
前記導電性材料は、導電性高分子から成り、
前記導電性材料を前記酸化皮膜上に塗布形成することにより、前記キャパシタの前記導電部を形成することを特徴とする半導体装置の製造方法。
(付記17)
付記15又は16記載の半導体装置の製造方法であって、
前記弁金属部を陽極酸化する前に、前記弁金属部に、凹部を形成し、前記凹部に前記酸化皮膜を形成することを特徴とする半導体装置の製造方法。
(付記18)
付記15乃至17いずれか一項記載の半導体装置であって、
前記支持基板と、前記支持基板が搭載される回路基板とを、ワイヤにより接続する工程を更に含むことを特徴とする半導体装置の製造方法。
31 インターポーザ基板
32 半導体素子
35 マイクロバンプ
36、47 アンダーフィル材
38、44 電極パッド
39 ボンディングワイヤ
40 導電性高分子キャパシタ
41 弁金属箔
42 導電性高分子膜
43 凹部
45 半田バンプ
Claims (10)
- 半導体素子と、
前記半導体素子が実装された支持基板と、
前記半導体素子上に設けられ、外部接続端子を介して前記支持基板に接続されたキャパシタと、を備え、
前記キャパシタは、弁金属部と、前記弁金属部の一方の面に形成された陽極酸化皮膜と、前記陽極酸化皮膜上に形成され、導電性材料から構成された導電部とを備えて成ることを特徴とする半導体装置。 - 請求項1記載の半導体装置であって、
前記弁金属部は、前記キャパシタの陽極を構成し、前記支持基板内にある電源ラインに接続され、
前記導電部は、前記キャパシタの陰極を構成し、前記支持基板内にある接地ラインに接続されることを特徴とする半導体装置。 - 請求項2記載の半導体装置であって、
前記弁金属部及び前記導電部は、銀ペースト及びカーボンペーストの少なくとも一方を含む電極部を備えたことを特徴とする半導体装置。 - 請求項1乃至3いずれか一項記載の半導体装置であって、
前記半導体素子と前記キャパシタとは、熱伝導材料を介して、互いに貼り合わされていることを特徴とする半導体装置。 - 請求項1乃至4いずれか一項記載の半導体装置であって、
前記キャパシタの前記導電部は、導電性高分子から成り、前記陽極酸化皮膜上に塗布形成されていることを特徴とする半導体装置。 - 請求項1乃至5いずれか一項記載の半導体装置であって、
前記キャパシタは、前記半導体素子の外形よりも大きく、
前記キャパシタは、前記半導体素子の外周部分において、前記支持基板に接続していることを特徴とする半導体装置。 - 請求項1乃至5いずれか一項記載の半導体装置であって、
前記キャパシタは、前記半導体素子の外形よりも小さく、
前記キャパシタは、前記半導体素子の外周部分の少なくとも一部において、前記支持基板に接続していることを特徴とする半導体装置。 - 請求項1乃至5いずれか一項記載の半導体装置であって、
前記半導体素子は、前記支持基板に複数実装され、
前記キャパシタは、前記半導体素子のそれぞれの上に設けられていることを特徴とする半導体装置。 - 請求項1乃至8いずれか一項記載の半導体装置であって、
前記支持基板は、前記支持基板が搭載される回路基板とワイヤにより接続されていることを特徴とする半導体装置。 - 弁金属部の一方の面に陽極酸化により酸化皮膜を形成し、前記酸化皮膜上に導電性材料から構成された導電部を形成することにより、キャパシタを形成する工程と、
前記キャパシタを、支持基板に実装された半導体素子上に貼り付ける工程と、
前記キャパシタを、外部接続端子を介して前記支持基板に接続する工程と、を有することを特徴とする半導体装置の製造方法。
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US7268997B2 (en) * | 2005-08-29 | 2007-09-11 | Takeshi Saitou | Solid electrolytic capacitor |
TWI267995B (en) * | 2005-09-06 | 2006-12-01 | Siliconware Precision Industries Co Ltd | Non-carrier semiconductor package having stand-off member and fabrication method thereof |
JP4429346B2 (ja) * | 2007-08-31 | 2010-03-10 | 富士通株式会社 | 半導体装置及びその製造方法 |
-
2007
- 2007-08-31 JP JP2007226592A patent/JP4429346B2/ja not_active Expired - Fee Related
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2008
- 2008-05-02 US US12/114,298 patent/US8035981B2/en not_active Expired - Fee Related
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2011
- 2011-08-09 US US13/206,042 patent/US8474126B2/en not_active Expired - Fee Related
Cited By (7)
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JP2015185615A (ja) * | 2014-03-20 | 2015-10-22 | 株式会社東芝 | 半導体装置および電子回路装置 |
JP2015207623A (ja) * | 2014-04-18 | 2015-11-19 | 株式会社ソシオネクスト | 半導体装置及びその製造方法 |
CN108885940A (zh) * | 2016-04-06 | 2018-11-23 | 埃普科斯股份有限公司 | 模块 |
KR20180132111A (ko) * | 2016-04-06 | 2018-12-11 | 에프코스 아게 | 모듈 |
JP2019519907A (ja) * | 2016-04-06 | 2019-07-11 | ティーディーケイ・エレクトロニクス・アクチェンゲゼルシャフトTdk Electronics Ag | モジュール |
KR102341880B1 (ko) * | 2016-04-06 | 2021-12-23 | 티디케이 일렉트로닉스 아게 | 모듈 |
US11212947B2 (en) | 2016-04-06 | 2021-12-28 | Epcos Ag | Power module with capacitor configured for improved thermal management |
Also Published As
Publication number | Publication date |
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US20110294265A1 (en) | 2011-12-01 |
US8035981B2 (en) | 2011-10-11 |
JP4429346B2 (ja) | 2010-03-10 |
US8474126B2 (en) | 2013-07-02 |
US20090059545A1 (en) | 2009-03-05 |
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