JP2006352018A - 積層型電子部品 - Google Patents
積層型電子部品 Download PDFInfo
- Publication number
- JP2006352018A JP2006352018A JP2005179452A JP2005179452A JP2006352018A JP 2006352018 A JP2006352018 A JP 2006352018A JP 2005179452 A JP2005179452 A JP 2005179452A JP 2005179452 A JP2005179452 A JP 2005179452A JP 2006352018 A JP2006352018 A JP 2006352018A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic green
- green sheet
- coil
- coil conductor
- hole
- 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
Links
- 239000004020 conductor Substances 0.000 claims abstract description 67
- 239000012212 insulator Substances 0.000 claims abstract description 3
- 238000010030 laminating Methods 0.000 claims abstract description 3
- 239000000843 powder Substances 0.000 claims description 14
- 238000005245 sintering Methods 0.000 claims description 6
- 239000011800 void material Substances 0.000 claims description 2
- 239000011324 bead Substances 0.000 abstract description 15
- 238000010438 heat treatment Methods 0.000 abstract description 11
- 239000011347 resin Substances 0.000 description 32
- 229920005989 resin Polymers 0.000 description 32
- 230000004048 modification Effects 0.000 description 12
- 238000012986 modification Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 238000007650 screen-printing Methods 0.000 description 6
- 229910052709 silver Inorganic materials 0.000 description 6
- 239000004332 silver Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 238000010304 firing Methods 0.000 description 5
- 229910000859 α-Fe Inorganic materials 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002003 electrode paste Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910017518 Cu Zn Inorganic materials 0.000 description 3
- 229910017752 Cu-Zn Inorganic materials 0.000 description 3
- 229910017943 Cu—Zn Inorganic materials 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000010292 electrical insulation Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 229910018054 Ni-Cu Inorganic materials 0.000 description 1
- 229910018481 Ni—Cu Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910009369 Zn Mg Inorganic materials 0.000 description 1
- 229910007573 Zn-Mg Inorganic materials 0.000 description 1
- GEIAQOFPUVMAGM-UHFFFAOYSA-N ZrO Inorganic materials [Zr]=O GEIAQOFPUVMAGM-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
- 229910052878 cordierite Inorganic materials 0.000 description 1
- JSKIRARMQDRGJZ-UHFFFAOYSA-N dimagnesium dioxido-bis[(1-oxido-3-oxo-2,4,6,8,9-pentaoxa-1,3-disila-5,7-dialuminabicyclo[3.3.1]nonan-7-yl)oxy]silane Chemical compound [Mg++].[Mg++].[O-][Si]([O-])(O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2)O[Al]1O[Al]2O[Si](=O)O[Si]([O-])(O1)O2 JSKIRARMQDRGJZ-UHFFFAOYSA-N 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000007606 doctor blade method Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 229910052839 forsterite Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229910052574 oxide ceramic Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- -1 steatite Chemical compound 0.000 description 1
Images
Landscapes
- Coils Or Transformers For Communication (AREA)
Abstract
【解決手段】 そのような積層型電子部品の一つである積層型チップビーズ1は、絶縁体を積層して形成された積層体10(外装部11)と、積層体10内部に配置されるコイル部30とを備え、コイル部30を形成するコイル導体間において、外装部11のみによって囲繞される空洞40が1箇所以上形成されている。
【選択図】 図2
Description
Claims (4)
- 絶縁体を積層して形成された素体と、前記素体内部に配置されるコイル部とを備える積層型電子部品であって、
前記コイル部を形成するコイル導体間において、前記素体のみによって囲繞される空洞が1箇所以上形成されていることを特徴とする積層型電子部品。 - 前記素体の積層方向における前記空洞の幅aと、前記積層方向において互いに隣接するコイル導体間の距離bとの比が、0<a/b≦1/2を満たすことを特徴とする請求項1に記載の積層型電子部品。
- 前記素体の積層方向と直交する方向において、前記空隙の幅が前記コイル導体の幅の2/3以上となるように形成されていることを特徴とする請求項1又は2に記載の積層型電子部品。
- 前記空隙には前記素体の焼結温度よりも焼結温度が高い粉体が充填されていることを特徴とする請求項1〜3のいずれか1項に記載の積層型電子部品。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005179452A JP4272183B2 (ja) | 2005-06-20 | 2005-06-20 | 積層型電子部品 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005179452A JP4272183B2 (ja) | 2005-06-20 | 2005-06-20 | 積層型電子部品 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006352018A true JP2006352018A (ja) | 2006-12-28 |
JP4272183B2 JP4272183B2 (ja) | 2009-06-03 |
Family
ID=37647508
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005179452A Expired - Fee Related JP4272183B2 (ja) | 2005-06-20 | 2005-06-20 | 積層型電子部品 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4272183B2 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012111203A1 (ja) * | 2011-02-15 | 2012-08-23 | 株式会社村田製作所 | 積層型インダクタ素子 |
US8410887B2 (en) | 2010-07-16 | 2013-04-02 | Murata Manufacturing Co., Ltd. | Built-in-coil substrate |
CN109427463A (zh) * | 2017-09-05 | 2019-03-05 | 株式会社村田制作所 | 线圈部件 |
CN112309672A (zh) * | 2019-07-31 | 2021-02-02 | 株式会社村田制作所 | 线圈部件 |
-
2005
- 2005-06-20 JP JP2005179452A patent/JP4272183B2/ja not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8410887B2 (en) | 2010-07-16 | 2013-04-02 | Murata Manufacturing Co., Ltd. | Built-in-coil substrate |
WO2012111203A1 (ja) * | 2011-02-15 | 2012-08-23 | 株式会社村田製作所 | 積層型インダクタ素子 |
CN103262187A (zh) * | 2011-02-15 | 2013-08-21 | 株式会社村田制作所 | 层叠型电感元件 |
JPWO2012111203A1 (ja) * | 2011-02-15 | 2014-07-03 | 株式会社村田製作所 | 積層型インダクタ素子 |
CN109427463A (zh) * | 2017-09-05 | 2019-03-05 | 株式会社村田制作所 | 线圈部件 |
JP2019047015A (ja) * | 2017-09-05 | 2019-03-22 | 株式会社村田製作所 | コイル部品 |
US10741324B2 (en) | 2017-09-05 | 2020-08-11 | Murata Manufacturing Co., Ltd. | Coil component |
CN109427463B (zh) * | 2017-09-05 | 2021-03-05 | 株式会社村田制作所 | 线圈部件 |
CN112309672A (zh) * | 2019-07-31 | 2021-02-02 | 株式会社村田制作所 | 线圈部件 |
Also Published As
Publication number | Publication date |
---|---|
JP4272183B2 (ja) | 2009-06-03 |
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