JP2015504373A - Memsセンサパッケージング及びその方法 - Google Patents
Memsセンサパッケージング及びその方法 Download PDFInfo
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims description 59
- 229910000679 solder Inorganic materials 0.000 claims abstract description 68
- 239000000758 substrate Substances 0.000 claims description 32
- 230000008569 process Effects 0.000 claims description 27
- 238000009736 wetting Methods 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 18
- 229910052719 titanium Inorganic materials 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 229910052726 zirconium Inorganic materials 0.000 claims description 8
- 230000008018 melting Effects 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- 229910052684 Cerium Inorganic materials 0.000 claims description 6
- 229910052776 Thorium Inorganic materials 0.000 claims description 6
- 229910003126 Zr–Ni Inorganic materials 0.000 claims description 6
- 229910052788 barium Inorganic materials 0.000 claims description 6
- 229910052791 calcium Inorganic materials 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 6
- 229910052749 magnesium Inorganic materials 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 6
- 229910052750 molybdenum Inorganic materials 0.000 claims description 6
- 229910052758 niobium Inorganic materials 0.000 claims description 6
- 229910052715 tantalum Inorganic materials 0.000 claims description 6
- 229910052720 vanadium Inorganic materials 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000007747 plating Methods 0.000 claims description 4
- 238000002207 thermal evaporation Methods 0.000 claims description 4
- 230000005496 eutectics Effects 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 40
- 229910052718 tin Inorganic materials 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 229910052738 indium Inorganic materials 0.000 description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000012790 adhesive layer Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 4
- 229910052797 bismuth Inorganic materials 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000005304 joining Methods 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000010953 base metal Substances 0.000 description 2
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000009257 reactivity Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910004205 SiNX Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000008570 general process Effects 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B7/00—Microstructural systems; Auxiliary parts of microstructural devices or systems
- B81B7/0032—Packages or encapsulation
- B81B7/0035—Packages or encapsulation for maintaining a controlled atmosphere inside of the chamber containing the MEMS
- B81B7/0038—Packages or encapsulation for maintaining a controlled atmosphere inside of the chamber containing the MEMS using materials for controlling the level of pressure, contaminants or moisture inside of the package, e.g. getters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B7/00—Microstructural systems; Auxiliary parts of microstructural devices or systems
- B81B7/0032—Packages or encapsulation
- B81B7/007—Interconnections between the MEMS and external electrical signals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B7/00—Microstructural systems; Auxiliary parts of microstructural devices or systems
- B81B7/02—Microstructural systems; Auxiliary parts of microstructural devices or systems containing distinct electrical or optical devices of particular relevance for their function, e.g. microelectro-mechanical systems [MEMS]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
- B81C1/00015—Manufacture or treatment of devices or systems in or on a substrate for manufacturing microsystems
- B81C1/00261—Processes for packaging MEMS devices
- B81C1/00269—Bonding of solid lids or wafers to the substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C1/00—Manufacture or treatment of devices or systems in or on a substrate
- B81C1/00015—Manufacture or treatment of devices or systems in or on a substrate for manufacturing microsystems
- B81C1/00261—Processes for packaging MEMS devices
- B81C1/00277—Processes for packaging MEMS devices for maintaining a controlled atmosphere inside of the cavity containing the MEMS
- B81C1/00285—Processes for packaging MEMS devices for maintaining a controlled atmosphere inside of the cavity containing the MEMS using materials for controlling the level of pressure, contaminants or moisture inside of the package, e.g. getters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/0802—Details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—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
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/02016—Circuit arrangements of general character for the devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2201/00—Specific applications of microelectromechanical systems
- B81B2201/02—Sensors
- B81B2201/0207—Bolometers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2201/00—Specific applications of microelectromechanical systems
- B81B2201/02—Sensors
- B81B2201/0228—Inertial sensors
- B81B2201/0235—Accelerometers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2201/00—Specific applications of microelectromechanical systems
- B81B2201/02—Sensors
- B81B2201/0228—Inertial sensors
- B81B2201/0242—Gyroscopes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2207/00—Microstructural systems or auxiliary parts thereof
- B81B2207/09—Packages
- B81B2207/091—Arrangements for connecting external electrical signals to mechanical structures inside the package
- B81B2207/094—Feed-through, via
- B81B2207/096—Feed-through, via through the substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C2203/00—Forming microstructural systems
- B81C2203/01—Packaging MEMS
- B81C2203/0118—Bonding a wafer on the substrate, i.e. where the cap consists of another wafer
-
- 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
- H01L2224/26—Layer connectors, e.g. plate connectors, solder or adhesive layers; Manufacturing methods related thereto
- H01L2224/28—Structure, shape, material or disposition of the layer connectors prior to the connecting process
- H01L2224/29—Structure, shape, material or disposition of the layer connectors prior to the connecting process of an individual layer connector
- H01L2224/29001—Core members of the layer connector
- H01L2224/29099—Material
- H01L2224/291—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Micromachines (AREA)
- Pressure Sensors (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Wire Bonding (AREA)
Abstract
Description
Claims (16)
- ROIC回路が形成された第1ウェハと、
前記第1ウェハと対応するように配置され、一面に凹部が形成されてMEMSセンサが設けられた第2ウェハと、
前記第1ウェハと前記第2ウェハを接合して前記MEMSセンサが密封されるように前記MEMSセンサの周囲に沿って形成された接合半田と、
前記第1ウェハのROIC回路と前記第2ウェハのMEMSセンサを電気的に連結するために形成されたパッド半田と、を含む、MEMSセンサパッケージング。 - 前記第1ウェハは、
基板と、
前記基板上に形成されたROIC回路の電極パッドと、
前記電極パッドが露出するように形成された絶縁層と、
前記電極パッドと電気的に連結されるように前記基板を貫通するビアホールに充填された金属充填材と、
前記絶縁層上に形成されたゲッターと、を含む、請求項1に記載のMEMSセンサパッケージング。 - 前記ゲッターは、Ba、Ca、Mg、Ti、V、Zr、Nb、Mo、Ta、Th、Ceからなる金属群より選択される何れか一つ以上を含むか、Ba−Al、Zr−Al、Ag−Ti、Zr−Niからなる金属合金(metal alloy)群から選択される何れか一つ以上を含むことを特徴とする、請求項2に記載のMEMSセンサパッケージング。
- 前記第2ウェハは、
一面に凹部が形成されて空間が設けられた基板と、
前記基板上に所定パターンで形成されたウェッティング層と、
前記ウェッティング層と連結され、前記凹部が形成された位置に対応して所定間隔離間されて設けられたMEMSセンサと、を含むことを特徴とする、請求項1に記載のMEMSセンサパッケージング。 - 前記ウェッティング層は、前記MEMSセンサの両側の電極と連結されるためのパッド状のパターンと前記MEMSセンサの周囲に沿ったリング状のパターンに形成されることを特徴とする、請求項4に記載のMEMSセンサパッケージング。
- 前記MEMSセンサはダイアフラム構造またはコーム構造に設けられることを特徴とする、請求項4に記載のMEMSセンサパッケージング。
- 前記MEMSセンサは赤外線検知素子を含むことを特徴とする、請求項4に記載のMEMSセンサパッケージング。
- 前記赤外線検知素子は8〜12μm波長の赤外線を選択的に透過させるフィルター部を含むことを特徴とする、請求項7に記載のMEMSセンサパッケージング。
- 前記赤外線検知素子はマイクロボロメーター(micro bolometer)を含むことを特徴とする、請求項7に記載のMEMSセンサパッケージング。
- ROIC回路が形成された第1ウェハの電極パッドが露出するように絶縁層の所定部分を除去する段階と、
前記電極パッドが露出した所定部分にパッド半田、及びMEMSセンサと対応する周辺に沿ったリング状の接合半田を形成する段階と、
前記パッド半田及び接合半田が形成された第1ウェハ上にゲッターを形成する段階と、
前記ゲッターが形成された第1ウェハ上に前記MEMSセンサが形成された第2ウェハを接合する段階と、を含む、MEMSセンサパッケージング方法。 - 前記接合半田及び前記パッド半田は、金属物質で形成されることを特徴とする、請求項11に記載のMEMSセンサパッケージング方法。
- 前記接合半田及び前記パッド半田は、物理的なスパッタ(sputter)、熱蒸着工程または化学的なめっき工程方法の何れか一つを用いて形成することを特徴とする、請求項11に記載のMEMSセンサパッケージング方法。
- 前記接合方法は、TCボンディングまたは共融点ボンディング方法の何れか一つを用いて、前記第1ウェハと前記第2ウェハを接合することを特徴とする、請求項10に記載のMEMSセンサパッケージング方法。
- 前記ゲッターは、Ba、Ca、Mg、Ti、V、Zr、Nb、Mo、Ta、Th、Ceからなる金属の群から選択される何れか一つ以上を含むか、Ba−Al、Zr−Al、Ag−Ti、Zr−Niからなる金属合金(metal alloy)群から選択される何れか一つ以上を含む物質で形成されることを特徴とする、請求項10に記載のMEMSセンサパッケージング方法。
- 前記第2ウェハは、基板上においてウェッティング層が前記MEMSセンサの両側の電極に連結されるためのパッド状のパターンと前記MEMSセンサの周囲に沿ったリング状のパターンに形成され、前記接合半田は前記ウェッティング層のリング状のパターンと対応し、前記パッド半田は前記ウェッティング層のパッド状のパターンと対応して接合することを特徴とする、請求項10に記載のMEMSセンサパッケージング方法。
- 前記MEMSセンサは、前記パッド半田を介して前記ROIC回路と電気的に連結されるように形成することを特徴とする、請求項10に記載のMEMSセンサパッケージング方法。
Applications Claiming Priority (3)
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KR10-2011-0117153 | 2011-11-10 | ||
KR1020110117153A KR101307436B1 (ko) | 2011-11-10 | 2011-11-10 | Mems 센서 패키징 및 그 방법 |
PCT/KR2012/009447 WO2013070013A1 (ko) | 2011-11-10 | 2012-11-09 | Mems 센서 패키징 및 그 방법 |
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JP2015504373A true JP2015504373A (ja) | 2015-02-12 |
JP5923617B2 JP5923617B2 (ja) | 2016-05-24 |
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JP2014540951A Active JP5923617B2 (ja) | 2011-11-10 | 2012-11-09 | Memsセンサパッケージング方法 |
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US (1) | US9533875B2 (ja) |
EP (1) | EP2778120B1 (ja) |
JP (1) | JP5923617B2 (ja) |
KR (1) | KR101307436B1 (ja) |
CN (1) | CN103958393B (ja) |
WO (1) | WO2013070013A1 (ja) |
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JP2018536994A (ja) * | 2015-11-27 | 2018-12-13 | スナップトラック・インコーポレーテッド | 薄いはんだストップ層を備える電子部品及び製造方法 |
JP7438936B2 (ja) | 2017-08-31 | 2024-02-27 | テクノロギアン トゥトキムスケスクス ヴェーテーテー オイ | 熱型検出器及び熱型検出器アレイ |
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KR101529543B1 (ko) * | 2013-10-30 | 2015-06-17 | 한국과학기술원 | 멤즈 소자의 진공 패키징 방법 |
CN107369722B (zh) * | 2017-06-27 | 2019-12-13 | 上海集成电路研发中心有限公司 | 一种传感器封装结构及其制备方法 |
US10483416B2 (en) * | 2017-10-24 | 2019-11-19 | Mukti Rana | Medium wave infrared (MWIR) and long wavelength infrared (LWIR) operating microbolometer with raised strut design |
CN111886483B (zh) | 2018-03-07 | 2023-05-16 | Tdk株式会社 | 电磁波传感器 |
KR102122037B1 (ko) * | 2019-08-22 | 2020-06-11 | 주식회사 아이디피 | Mems 소자의 패키징 방법 |
CN112794278B (zh) * | 2020-12-30 | 2024-06-18 | 瑞声声学科技(深圳)有限公司 | 传感器封装结构、传感器封装结构制作方法和电子终端 |
CN113916950A (zh) * | 2021-10-09 | 2022-01-11 | 大连理工大学 | 一种基于mems的电化学气体传感器及其制备方法 |
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US9533875B2 (en) | 2017-01-03 |
KR20130051800A (ko) | 2013-05-21 |
CN103958393A (zh) | 2014-07-30 |
JP5923617B2 (ja) | 2016-05-24 |
EP2778120A1 (en) | 2014-09-17 |
EP2778120B1 (en) | 2016-12-28 |
US20140306312A1 (en) | 2014-10-16 |
CN103958393B (zh) | 2016-08-17 |
KR101307436B1 (ko) | 2013-09-12 |
EP2778120A4 (en) | 2015-01-21 |
WO2013070013A1 (ko) | 2013-05-16 |
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