JP4758210B2 - 圧電発振器 - Google Patents
圧電発振器 Download PDFInfo
- Publication number
- JP4758210B2 JP4758210B2 JP2005347143A JP2005347143A JP4758210B2 JP 4758210 B2 JP4758210 B2 JP 4758210B2 JP 2005347143 A JP2005347143 A JP 2005347143A JP 2005347143 A JP2005347143 A JP 2005347143A JP 4758210 B2 JP4758210 B2 JP 4758210B2
- Authority
- JP
- Japan
- Prior art keywords
- lid
- piezoelectric
- container body
- space
- main surface
- 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.)
- Expired - Fee Related
Links
- 230000005284 excitation Effects 0.000 claims description 24
- 239000004020 conductor Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 239000013078 crystal Substances 0.000 description 47
- 230000010355 oscillation Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 6
- 238000005219 brazing Methods 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910015363 Au—Sn Inorganic materials 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 239000010974 bronze Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910000833 kovar Inorganic materials 0.000 description 2
- WSMQKESQZFQMFW-UHFFFAOYSA-N 5-methyl-pyrazole-3-carboxylic acid Chemical compound CC1=CC(C(O)=O)=NN1 WSMQKESQZFQMFW-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910000967 As alloy Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48225—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
- H01L2224/48227—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation connecting the wire to a bond pad of the item
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/161—Cap
- H01L2924/1615—Shape
- H01L2924/16195—Flat cap [not enclosing an internal cavity]
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
図1は本発明に係る圧電デバイスの一実施形態を、圧電デバイスの一つである水晶発振器を例に示した上方斜視図である。又、図2は図1に開示の水晶発振器の断面図である。尚、これらの図に示す水晶発振器は、大略的に、容器体1と、圧電振動素子としての水晶振動素子5と、発振回路や周波数調整用回路等を内蔵又は構成する集積回路素子6と電子部品素子7とにより形成されており、その厚み寸法は2mmとなっている。
C=εS/d・・・(A)
の式より、各浮遊容量C1、C2及びC3を算出し、
Cs=C1(C2+C3)/C1+C2+C3・・・(B)
の式より総浮遊容量Csを算出する。
2・・・ろう材層
3・・・導体層
4・・・蓋体
5・・・水晶振動素子(圧電振動素子)
6・・・集積回路素子
7・・・電子部品素子
8・・・第1の空間部
9・・・第2の空間部
10・・・外部接続用電極端子
Claims (1)
- 主面が矩形状の容器体と、
金属から成り平板で主面が矩形状の蓋体と、
圧電振動素子と、
集積回路素子と、
電子部品素子とを備え、
該容器体には、該容器体の一方の主面に開口部を有する凹状の2つの空間部が形成されており、
一方の該空間部内には、該集積回路素子と該圧電振動素子が、該空間部の底側から該集積回路素子、該圧電振動素子の順で搭載されており、
他方の該空間部内には、該電子部品素子が搭載されており、
該蓋体の主面の大きさは、2つの該空間部の開口部を覆う大きさであり、
該容器体の2つの該空間部を囲繞する側壁部の頂面には該蓋体が配置されており、該蓋体と該側壁部の頂面に設けた導体層とを接合固着し、該空間部内の該圧電振動素子を気密封止している圧電発振器において、
該蓋体の該空間部側の主面と、該圧電振動素子の蓋体側主面に形成されている励振用電極との間隔が400μm以上であり、且つ圧電発振器としての厚みが2mm以下であることを特徴とする圧電発振器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005347143A JP4758210B2 (ja) | 2005-11-30 | 2005-11-30 | 圧電発振器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005347143A JP4758210B2 (ja) | 2005-11-30 | 2005-11-30 | 圧電発振器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007158465A JP2007158465A (ja) | 2007-06-21 |
JP4758210B2 true JP4758210B2 (ja) | 2011-08-24 |
Family
ID=38242289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005347143A Expired - Fee Related JP4758210B2 (ja) | 2005-11-30 | 2005-11-30 | 圧電発振器 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4758210B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012099928A (ja) * | 2010-10-29 | 2012-05-24 | Kyocera Kinseki Corp | 圧電デバイス |
JP5982898B2 (ja) * | 2012-03-14 | 2016-08-31 | セイコーエプソン株式会社 | 振動素子、振動子、電子デバイス、発振器、及び電子機器 |
JP6974787B2 (ja) * | 2016-12-12 | 2021-12-01 | 株式会社村田製作所 | 圧電振動子、モジュール部品及びそれらの製造方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1075120A (ja) * | 1996-08-29 | 1998-03-17 | Kyocera Corp | 水晶発振器 |
JPH11186850A (ja) * | 1997-12-19 | 1999-07-09 | Sii Quartz Techno:Kk | 圧電発振器 |
JP2000323927A (ja) * | 1999-05-13 | 2000-11-24 | Toyo Commun Equip Co Ltd | 圧電発振器 |
JP4364537B2 (ja) * | 2003-03-31 | 2009-11-18 | 京セラキンセキ株式会社 | チップ型圧電振動子 |
JP4284168B2 (ja) * | 2003-12-24 | 2009-06-24 | 京セラ株式会社 | 電子部品収納用パッケージおよび電子装置 |
JP2005260727A (ja) * | 2004-03-12 | 2005-09-22 | Daishinku Corp | 圧電振動素子の支持構造および圧電発振器 |
-
2005
- 2005-11-30 JP JP2005347143A patent/JP4758210B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2007158465A (ja) | 2007-06-21 |
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