JP4674606B2 - 薄膜キャパシタ - Google Patents
薄膜キャパシタ Download PDFInfo
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- JP4674606B2 JP4674606B2 JP2007540885A JP2007540885A JP4674606B2 JP 4674606 B2 JP4674606 B2 JP 4674606B2 JP 2007540885 A JP2007540885 A JP 2007540885A JP 2007540885 A JP2007540885 A JP 2007540885A JP 4674606 B2 JP4674606 B2 JP 4674606B2
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/228—Terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/33—Thin- or thick-film capacitors (thin- or thick-film circuits; capacitors without a potential-jump or surface barrier specially adapted for integrated circuits, details thereof, multistep manufacturing processes therefor)
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/80—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple passive components, e.g. resistors, capacitors or inductors
- H10D86/85—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple passive components, e.g. resistors, capacitors or inductors characterised by only passive components
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W20/00—Interconnections in chips, wafers or substrates
- H10W20/40—Interconnections external to wafers or substrates, e.g. back-end-of-line [BEOL] metallisations or vias connecting to gate electrodes
- H10W20/495—Capacitive arrangements or effects of, or between wiring layers
- H10W20/496—Capacitor integral with wiring layers
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/01—Manufacture or treatment
- H10W72/012—Manufacture or treatment of bump connectors, dummy bumps or thermal bumps
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
- H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
- H10W70/62—Insulating or insulated package substrates; Interposers; Redistribution layers characterised by their interconnections
- H10W70/65—Shapes or dispositions of interconnections
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
- H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
- H10W70/62—Insulating or insulated package substrates; Interposers; Redistribution layers characterised by their interconnections
- H10W70/65—Shapes or dispositions of interconnections
- H10W70/654—Top-view layouts
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/90—Bond pads, in general
- H10W72/921—Structures or relative sizes of bond pads
- H10W72/922—Bond pads being integral with underlying chip-level interconnections
- H10W72/9223—Bond pads being integral with underlying chip-level interconnections with redistribution layers [RDL]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/90—Bond pads, in general
- H10W72/921—Structures or relative sizes of bond pads
- H10W72/923—Bond pads having multiple stacked layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/90—Bond pads, in general
- H10W72/941—Dispositions of bond pads
- H10W72/9415—Dispositions of bond pads relative to the surface, e.g. recessed, protruding
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/90—Bond pads, in general
- H10W72/941—Dispositions of bond pads
- H10W72/942—Dispositions of bond pads relative to underlying supporting features, e.g. bond pads, RDLs or vias
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/90—Bond pads, in general
- H10W72/941—Dispositions of bond pads
- H10W72/944—Dispositions of multiple bond pads
- H10W72/9445—Top-view layouts, e.g. mirror arrays
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/90—Bond pads, in general
- H10W72/951—Materials of bond pads
- H10W72/952—Materials of bond pads comprising metals or metalloids, e.g. PbSn, Ag or Cu
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Ceramic Capacitors (AREA)
- Semiconductor Integrated Circuits (AREA)
Description
20 キャパシタ部
21 下部電極
22 誘電体薄膜
23 上部電極
30 保護層
31 無機絶縁層
32 第1の有機絶縁層
40a,40b 引き出し導体
41a,41b 接続部
42a,42b 引き回し部
52a,52b バンプ(外部接続端子)
200 薄膜キャパシタ
210 基板
216 キャパシタ部
218 保護層
220 下部電極
222 誘電体薄膜
224 上部電極
230 無機絶縁層
240 有機絶縁層
252a,252b 引き出し導体
254a,254b 接続部
256a,256b 引き出し部
260a,260b 外部電極(外部接続端子)
270 外部保護層
300 薄膜積層キャパシタ(薄膜キャパシタ)
310 基板
314 キャパシタ部
316 保護層
320,322,324,326 内部電極
330,332,334,336 誘電体薄膜
340 無機絶縁層
350 有機絶縁層
360a,360b 引き出し導体
362a,362b 接続部
364a,364b 接続部
366a,366b 引き出し部
370a,370b 外部電極(外部接続端子)
Claims (5)
- 基板と、
前記基板上に形成され少なくとも1層の誘電体薄膜と少なくとも2層の電極層とからなるキャパシタ部と、
前記キャパシタ部の少なくとも一部を覆う保護層と、
前記キャパシタ部のいずれかの電極層と電気的に接続する引き出し導体と、
前記引き出し導体上に形成された外部接続端子と、を備え、
前記引き出し導体は、前記保護層に形成された開口部内に形成されて前記キャパシタ部のいずれかの電極層と電気的に接続する接続部と、前記保護層上に延伸された引き回し部とからなり、前記外部接続端子は前記引き回し部上に形成され、
各層が積層される方向から透視すると、
複数の第1の前記外部接続端子と複数の第2の前記外部接続端子とが、格子状に、格子の第1の方向にも第2の方向にも交互に配置され、
前記第1の外部接続端子が形成された前記引き回し部を有する前記引き出し導体の前記接続部が、当該第1の外部接続端子が前記第1の方向に隣り合う前記第2の外部接続端子と当該第1の外部接続端子との間に形成されて、一方の前記電極層と電気的に接続され、
前記第2の外部接続端子が形成された前記引き回し部を有する前記引き出し導体の前記接続部が、当該第2の外部接続端子が前記第2の方向に隣り合う前記第1の外部接続端子と当該第2の外部接続端子との間に形成されて、他方の前記電極層と電気的に接続されていることを特徴とする薄膜キャパシタ。 - 前記保護層のうち少なくとも一層は有機絶縁体からなることを特徴とする請求項1に記載の薄膜キャパシタ。
- 前記引き回し部は、複数の前記接続部と接続していることを特徴とする請求項1あるいは請求項2に記載の薄膜キャパシタ。
- 前記引き回し部は、少なくとも一箇所の屈曲部を有することを特徴とする請求項1ないし請求項3のうちいずれか一項に記載の薄膜キャパシタ。
- 前記キャパシタ部の第1の電極層に電気的に接続する第1の引き出し導体と、
前記第1の電極層とは異なる電位の前記キャパシタ部の第2の電極層に電気的に接続する第2の引き出し導体と、
を備え、
前記第1の引き出し導体は、前記第1の電極層に電気的に接続する第1の接続部と、該第1の接続部から前記保護層上に延伸され、前記第2の引き出し導体から離間する方向に引き出された第1の引き回し部とを有し、
前記第2の引き出し導体は、前記第2の電極層に電気的に接続する第2の接続部と、該第2の接続部から前記保護層上に延伸され、前記第1の引き出し導体から離間する方向に引き出された第2の引き回し部とを有することを特徴とする請求項1ないし請求項4のうちいずれか一項に記載の薄膜キャパシタ。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005303143 | 2005-10-18 | ||
| JP2005303143 | 2005-10-18 | ||
| JP2006135571 | 2006-05-15 | ||
| JP2006135571 | 2006-05-15 | ||
| PCT/JP2006/313940 WO2007046173A1 (ja) | 2005-10-18 | 2006-07-13 | 薄膜キャパシタ |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010230002A Division JP5093327B2 (ja) | 2005-10-18 | 2010-10-12 | 薄膜キャパシタ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2007046173A1 JPWO2007046173A1 (ja) | 2009-04-23 |
| JP4674606B2 true JP4674606B2 (ja) | 2011-04-20 |
Family
ID=37962272
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007540885A Expired - Fee Related JP4674606B2 (ja) | 2005-10-18 | 2006-07-13 | 薄膜キャパシタ |
| JP2010230002A Active JP5093327B2 (ja) | 2005-10-18 | 2010-10-12 | 薄膜キャパシタ |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010230002A Active JP5093327B2 (ja) | 2005-10-18 | 2010-10-12 | 薄膜キャパシタ |
Country Status (3)
| Country | Link |
|---|---|
| US (3) | US7898792B2 (ja) |
| JP (2) | JP4674606B2 (ja) |
| WO (1) | WO2007046173A1 (ja) |
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2006
- 2006-07-13 JP JP2007540885A patent/JP4674606B2/ja not_active Expired - Fee Related
- 2006-07-13 WO PCT/JP2006/313940 patent/WO2007046173A1/ja not_active Ceased
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2008
- 2008-04-15 US US12/103,234 patent/US7898792B2/en active Active
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2010
- 2010-10-12 JP JP2010230002A patent/JP5093327B2/ja active Active
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2011
- 2011-01-19 US US13/009,395 patent/US8390982B2/en active Active
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2012
- 2012-11-27 US US13/685,852 patent/US20130088811A1/en not_active Abandoned
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| JP2002033239A (ja) * | 2000-07-14 | 2002-01-31 | Hitachi Ltd | Lcフィルタ |
| JP2002260957A (ja) * | 2001-02-28 | 2002-09-13 | Kyocera Corp | 薄膜コンデンサおよびコンデンサ基板 |
| JP2003174118A (ja) * | 2001-12-07 | 2003-06-20 | Hitachi Ltd | 半導体装置の製造方法および半導体装置 |
| JP2004214589A (ja) * | 2002-11-14 | 2004-07-29 | Fujitsu Ltd | 薄膜キャパシタおよびその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US7898792B2 (en) | 2011-03-01 |
| US20130088811A1 (en) | 2013-04-11 |
| JP2011054979A (ja) | 2011-03-17 |
| JPWO2007046173A1 (ja) | 2009-04-23 |
| JP5093327B2 (ja) | 2012-12-12 |
| US20080186654A1 (en) | 2008-08-07 |
| WO2007046173A1 (ja) | 2007-04-26 |
| US20110110016A1 (en) | 2011-05-12 |
| US8390982B2 (en) | 2013-03-05 |
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