JP2010249655A - 磁気センサ - Google Patents
磁気センサ Download PDFInfo
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- JP2010249655A JP2010249655A JP2009099271A JP2009099271A JP2010249655A JP 2010249655 A JP2010249655 A JP 2010249655A JP 2009099271 A JP2009099271 A JP 2009099271A JP 2009099271 A JP2009099271 A JP 2009099271A JP 2010249655 A JP2010249655 A JP 2010249655A
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- Prior art keywords
- signal processing
- processing circuit
- layer
- magnetic sensor
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- 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
- H01L2224/48135—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip
- H01L2224/48137—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip the bodies being arranged next to each other, e.g. on a common substrate
-
- 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
- H01L2224/48245—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 metallic
- H01L2224/48247—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 metallic connecting the wire to a bond pad of the item
-
- 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
- H01L2224/48245—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 metallic
- H01L2224/48257—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 metallic connecting the wire to a die 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
- H01L2924/181—Encapsulation
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- Measuring Magnetic Variables (AREA)
Abstract
【解決手段】バイポーラ構造で構成された信号処理回路2は、大別して、npnトランジスタ61と、pnpトランジスタ62と、抵抗63とを備える。たとえばnpnトランジスタ61は、p型分離層35と、n+型埋込層45と、コレクタ用のn+型拡散層41と、ベース用のp型拡散層42と、エミッタ用のn+型拡散層43と、n−型エピタキシャル層44とを備える。コレクタ電極38は、コレクタ用のn+型拡散層41に接続され、ベース電極39は、ベース用のp型拡散層42に接続され、エミッタ電極40は、エミッタ用のn+型拡散層43に接続されている。信号処理回路2は、正または負の電源電圧に接続されたシールド層32を備える。
【選択図】図3
Description
2 信号処理回路
3〜5 リードフレーム
6〜16 端子
17〜23 ワイヤ
30 モールド樹脂
31、33 保護膜
32 シールド層
34 絶縁層
35 p型分離層
36 導電性接合剤
38〜40、46〜48、54〜56 電極
41、43,49、57、77,80 n+型拡散層
42、50、51、58 p型拡散層
44、52、59 n−エピタキシャル層
45、53、60 n+型埋込層
61 npnトランジスタ
62 pnpトランジスタ
63 抵抗
70、81 電界
71、82 リーク電流
72、83 p反転領域
100 磁気センサ
Claims (3)
- 磁気センサ部と、
前記磁気センサ部が出力した信号を処理するバイポーラ構造で構成された信号処理回路と
を備える磁気センサにおいて、
正または負の電源電圧に接続されたシールド層が前記信号処理回路の全面を覆うように設けられていることを特徴とする磁気センサ。 - 前記信号処理回路は、p型シリコン基板に形成されており、
前記シールド層は、正の電源電圧に接続されていることを特徴とする請求項1に記載の磁気センサ。 - 前記磁気センサ部は、化合物半導体で構成されたホール素子であることを特徴とする請求項1または2に記載の磁気センサ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009099271A JP5584876B2 (ja) | 2009-04-15 | 2009-04-15 | 磁気センサ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009099271A JP5584876B2 (ja) | 2009-04-15 | 2009-04-15 | 磁気センサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010249655A true JP2010249655A (ja) | 2010-11-04 |
JP5584876B2 JP5584876B2 (ja) | 2014-09-10 |
Family
ID=43312159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009099271A Expired - Fee Related JP5584876B2 (ja) | 2009-04-15 | 2009-04-15 | 磁気センサ |
Country Status (1)
Country | Link |
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JP (1) | JP5584876B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014163702A (ja) * | 2013-02-21 | 2014-09-08 | Asahi Kasei Electronics Co Ltd | 磁気センサ装置 |
US20140266183A1 (en) * | 2011-10-31 | 2014-09-18 | Asahi Kasei Microdevices Corporation | Magnetic Sensor |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5892745U (ja) * | 1981-12-16 | 1983-06-23 | 株式会社山武 | 半導体圧力変換器 |
JPH0335552A (ja) * | 1989-06-30 | 1991-02-15 | Nec Kansai Ltd | 高耐圧半導体装置 |
JPH0468576A (ja) * | 1990-07-09 | 1992-03-04 | Mitsubishi Electric Corp | 半導体装置 |
JPH07209019A (ja) * | 1994-01-25 | 1995-08-11 | Matsushita Electric Ind Co Ltd | 磁気式エンコーダ |
JP2000311898A (ja) * | 1999-04-27 | 2000-11-07 | Nec Ic Microcomput Syst Ltd | 半導体装置 |
JP2002076286A (ja) * | 2000-09-05 | 2002-03-15 | Matsushita Electric Ind Co Ltd | 金属酸化物型半導体装置 |
JP2004207477A (ja) * | 2002-12-25 | 2004-07-22 | Sanken Electric Co Ltd | ホール素子を有する半導体装置 |
-
2009
- 2009-04-15 JP JP2009099271A patent/JP5584876B2/ja not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5892745U (ja) * | 1981-12-16 | 1983-06-23 | 株式会社山武 | 半導体圧力変換器 |
JPH0335552A (ja) * | 1989-06-30 | 1991-02-15 | Nec Kansai Ltd | 高耐圧半導体装置 |
JPH0468576A (ja) * | 1990-07-09 | 1992-03-04 | Mitsubishi Electric Corp | 半導体装置 |
JPH07209019A (ja) * | 1994-01-25 | 1995-08-11 | Matsushita Electric Ind Co Ltd | 磁気式エンコーダ |
JP2000311898A (ja) * | 1999-04-27 | 2000-11-07 | Nec Ic Microcomput Syst Ltd | 半導体装置 |
JP2002076286A (ja) * | 2000-09-05 | 2002-03-15 | Matsushita Electric Ind Co Ltd | 金属酸化物型半導体装置 |
JP2004207477A (ja) * | 2002-12-25 | 2004-07-22 | Sanken Electric Co Ltd | ホール素子を有する半導体装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140266183A1 (en) * | 2011-10-31 | 2014-09-18 | Asahi Kasei Microdevices Corporation | Magnetic Sensor |
US9535139B2 (en) * | 2011-10-31 | 2017-01-03 | Asahi Kasei Microdevices Corporation | Magnetic sensor |
JP2014163702A (ja) * | 2013-02-21 | 2014-09-08 | Asahi Kasei Electronics Co Ltd | 磁気センサ装置 |
Also Published As
Publication number | Publication date |
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JP5584876B2 (ja) | 2014-09-10 |
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