JP5511166B2 - 半導体装置 - Google Patents
半導体装置 Download PDFInfo
- Publication number
- JP5511166B2 JP5511166B2 JP2008231976A JP2008231976A JP5511166B2 JP 5511166 B2 JP5511166 B2 JP 5511166B2 JP 2008231976 A JP2008231976 A JP 2008231976A JP 2008231976 A JP2008231976 A JP 2008231976A JP 5511166 B2 JP5511166 B2 JP 5511166B2
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- type mos
- depletion
- well
- enhance
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- 239000004065 semiconductor Substances 0.000 title claims description 32
- 239000012535 impurity Substances 0.000 claims description 16
- 108091006146 Channels Proteins 0.000 description 14
- 239000010410 layer Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 13
- 239000000758 substrate Substances 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 238000005468 ion implantation Methods 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 238000009966 trimming Methods 0.000 description 3
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 102000004129 N-Type Calcium Channels Human genes 0.000 description 1
- 108090000699 N-Type Calcium Channels Proteins 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/80—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs
- H10D84/82—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs of only field-effect components
- H10D84/83—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs of only field-effect components of only insulated-gate FETs [IGFET]
- H10D84/84—Combinations of enhancement-mode IGFETs and depletion-mode IGFETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0163—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including enhancement-mode IGFETs and depletion-mode IGFETs
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
- G05F3/02—Regulating voltage or current
- G05F3/08—Regulating voltage or current wherein the variable is DC
- G05F3/10—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics
- G05F3/16—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices
- G05F3/20—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
- G05F3/24—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/637—Lateral IGFETs having no inversion channels, e.g. buried channel lateral IGFETs, normally-on lateral IGFETs or depletion-mode lateral IGFETs
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Semiconductor Integrated Circuits (AREA)
- Control Of Electrical Variables (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Description
また、感度という観点からみても、ボルテージレギュレータなどの場合、出力電圧が入力電圧によって変化してはならず、その場合、基準電圧やその他のアナログ回路特性が入力電圧によって変動しないことが求められる。
(1)Enhance型MOS TrとDepletion型MOS Trを用いて構成される半導体装置において、Enhance型MOS TrとDepletion型MOS Tr のウェルの濃度を分けることを特徴とする半導体装置とした。
(2)Enhance型MOS TrおよびDepletion型MOS Trで構成される基準電圧発生回路を有する半導体装置において、Enhance型MOS TrとDepletion型MOS Tr のウェルの濃度を分けることを特徴とする半導体装置とした。
(3)Enhance型MOS TrとDepletion型MOS Trを用いて構成される半導体装置において、Depletion型MOS Trのウェルを部分的に濃度変化させることを特徴とする(1)および(2)記載の半導体装置とした。
(4)Enhance型MOS TrとDepletion型MOS Trを用いて構成される半導体装置において、Enhance型MOS Trのウェルを部分的に濃度変化させることを特徴とする(1)および(2)記載の半導体装置とした。
(5)Enhance型MOS TrとDepletion型MOS Trを用いて構成される半導体装置において、Depletion型MOS TrとEnhance型MOS Trのウェルをそれぞれ部分的に濃度変化させることを特徴とする(1)および(2)記載の半導体装置とした。
(6)Enhance型MOS TrとDepletion型MOS Trを用いて構成される半導体装置において、複数のDepletion型MOS Trを有し、そのそれぞれのDepletion型MOS Trのウェルもしくはウェルの一部の濃度を作りわけ、たとえばトリミングによって最適なDepletion型MOS Trを選択することを特徴とする(1)および(2)記載の半導体装置とした。
(7)Enhance型MOS TrとDepletion型MOS Trを用いて構成される半導体装置において、複数のEnhance型MOS Trを有し、そのそれぞれのEnhance型MOS Trのウェルもしくはウェルの一部の濃度を作りわけ、たとえばトリミングによって最適なEnhance型MOS Trを選択することを特徴とする(1)および(2)記載の半導体装置とした。
(8)Enhance型MOS TrとDepletion型MOS Trを用いて構成される半導体装置において、複数のDepletion型MOS TrとEnhance型MOS Trを有し、そのそれぞれのDepletion型MOS TrとEnhance型MOS Trのウェルもしくはウェルの一部の濃度を作りわけ、たとえばトリミングによって最適なDepletion型MOS TrとEnhance型MOS Trを選択することを特徴とする(1)および(2)記載の半導体装置とした。
102 フォトレジスト
103 Depletion型MOS Trの第二導電型ウェル領域
104 Enhance型MOS Trの第二導電型ウェル領域
105 フィールド絶縁膜
106 Depletion型MOS Trにおける第一導電型低濃度チャネル領域
107 ゲート絶縁膜
108 多結晶シリコン
109 第一導電型高濃度ソース領域
110 第一導電型高濃度ドレイン領域
111 ゲート電圧による基板表面側からの空乏層
112 第一導電型低濃度チャネル領域と第二導電型ウェル領域によるPN接合によって形成される空乏層
113 Depletion型MOS TrとEnhance型MOS Trの第二導電型ウェル領域
114 Depletion型MOS Trの第二導電型のウェル領域
115 Depletion型MOS Trの第二導電型の一部のウェル領域
116 Enhance型MOS Trの104、118とは濃度の異なる第二導電型ウェル領域
117 Depletion型MOS Trの103、119とは濃度の異なる第二導電型ウェル領域
118 Enhance型MOS Trの104、116とは濃度の異なる第二導電型ウェル領域
119 Depletion型MOS Trの103、117とは濃度の異なる第二導電型ウェル領域
Claims (2)
- 第1の不純物濃度を有する第1のウェルに形成されたEnhance型MOS Trと、ソース領域が前記第1のウェルとは異なる第2の不純物濃度を有する第2のウェル内に配置され、ドレイン領域が、前記第2のウェルと隣接し前記第2のウェルと不純物濃度の異なる第3のウェル内に配置されたDepletion型MOS Trと、からなる基準電圧発生回路を有する半導体装置。
- 前記第3のウェルの不純物濃度が前記第1のウェルの不純物濃度と同一であることを特徴とする請求項1記載の半導体装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008231976A JP5511166B2 (ja) | 2008-09-10 | 2008-09-10 | 半導体装置 |
TW098128859A TWI518880B (zh) | 2008-09-10 | 2009-08-27 | 半導體裝置及用於半導體裝置的參考電壓產生電路 |
US12/584,638 US9041156B2 (en) | 2008-09-10 | 2009-09-09 | Semiconductor reference voltage generating device |
KR1020090084883A KR101609880B1 (ko) | 2008-09-10 | 2009-09-09 | 반도체 장치 |
CN200910176351.7A CN101673743B (zh) | 2008-09-10 | 2009-09-10 | 半导体器件 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008231976A JP5511166B2 (ja) | 2008-09-10 | 2008-09-10 | 半導体装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010067754A JP2010067754A (ja) | 2010-03-25 |
JP5511166B2 true JP5511166B2 (ja) | 2014-06-04 |
Family
ID=41798478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008231976A Expired - Fee Related JP5511166B2 (ja) | 2008-09-10 | 2008-09-10 | 半導体装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9041156B2 (ja) |
JP (1) | JP5511166B2 (ja) |
KR (1) | KR101609880B1 (ja) |
CN (1) | CN101673743B (ja) |
TW (1) | TWI518880B (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5959220B2 (ja) * | 2012-02-13 | 2016-08-02 | エスアイアイ・セミコンダクタ株式会社 | 基準電圧発生装置 |
JP6095927B2 (ja) * | 2012-09-27 | 2017-03-15 | エスアイアイ・セミコンダクタ株式会社 | 半導体集積回路装置 |
JP6013851B2 (ja) * | 2012-09-27 | 2016-10-25 | エスアイアイ・セミコンダクタ株式会社 | 基準電圧発生装置 |
CN104181971B (zh) * | 2013-05-24 | 2015-11-25 | 比亚迪股份有限公司 | 一种基准电压源 |
KR20150008316A (ko) * | 2013-07-12 | 2015-01-22 | 삼성디스플레이 주식회사 | 반도체 장치, 이의 제조 방법 및 시스템. |
TWI751335B (zh) * | 2017-06-01 | 2022-01-01 | 日商艾普凌科有限公司 | 參考電壓電路以及半導體裝置 |
CN109980010B (zh) * | 2017-12-28 | 2020-10-13 | 无锡华润上华科技有限公司 | 一种半导体器件的制造方法和集成半导体器件 |
CN109980009B (zh) | 2017-12-28 | 2020-11-03 | 无锡华润上华科技有限公司 | 一种半导体器件的制造方法和集成半导体器件 |
JP7009033B2 (ja) * | 2018-02-06 | 2022-01-25 | エイブリック株式会社 | 基準電圧発生装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
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US4100437A (en) * | 1976-07-29 | 1978-07-11 | Intel Corporation | MOS reference voltage circuit |
JPS56108258A (en) * | 1980-02-01 | 1981-08-27 | Seiko Instr & Electronics Ltd | Semiconductor device |
US5254880A (en) * | 1988-05-25 | 1993-10-19 | Hitachi, Ltd. | Large scale integrated circuit having low internal operating voltage |
JPH03290895A (ja) * | 1990-04-06 | 1991-12-20 | Sony Corp | 半導体集積回路装置 |
JPH05289760A (ja) * | 1992-04-06 | 1993-11-05 | Mitsubishi Electric Corp | 基準電圧発生回路 |
JP2806324B2 (ja) * | 1995-08-25 | 1998-09-30 | 日本電気株式会社 | 内部降圧回路 |
JP2001177065A (ja) * | 1999-12-17 | 2001-06-29 | Hitachi Ltd | 半導体集積回路装置および内部電圧の切り換え方法 |
JP2002124835A (ja) * | 2000-10-13 | 2002-04-26 | Seiko Epson Corp | 演算増幅回路、定電圧回路および基準電圧回路 |
JP2002140124A (ja) * | 2000-10-30 | 2002-05-17 | Seiko Epson Corp | 基準電圧回路 |
JP2003152099A (ja) * | 2001-11-19 | 2003-05-23 | Fuji Electric Co Ltd | 半導体集積回路装置 |
KR100452323B1 (ko) * | 2002-07-02 | 2004-10-12 | 삼성전자주식회사 | 반도체 메모리 장치의 기준전압 선택회로 및 그 방법 |
US7349190B1 (en) * | 2003-12-22 | 2008-03-25 | Cypress Semiconductor Corp. | Resistor-less accurate low voltage detect circuit and method for detecting a low voltage condition |
US7313019B2 (en) * | 2004-12-21 | 2007-12-25 | Intel Corporation | Step voltage generation |
US7532515B2 (en) * | 2007-05-14 | 2009-05-12 | Intel Corporation | Voltage reference generator using big flash cell |
-
2008
- 2008-09-10 JP JP2008231976A patent/JP5511166B2/ja not_active Expired - Fee Related
-
2009
- 2009-08-27 TW TW098128859A patent/TWI518880B/zh not_active IP Right Cessation
- 2009-09-09 KR KR1020090084883A patent/KR101609880B1/ko active IP Right Grant
- 2009-09-09 US US12/584,638 patent/US9041156B2/en not_active Expired - Fee Related
- 2009-09-10 CN CN200910176351.7A patent/CN101673743B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2010067754A (ja) | 2010-03-25 |
KR20100030597A (ko) | 2010-03-18 |
KR101609880B1 (ko) | 2016-04-06 |
TW201025568A (en) | 2010-07-01 |
CN101673743B (zh) | 2015-01-14 |
US20100059832A1 (en) | 2010-03-11 |
TWI518880B (zh) | 2016-01-21 |
US9041156B2 (en) | 2015-05-26 |
CN101673743A (zh) | 2010-03-17 |
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