JP2017507481A - 接合型電界効果トランジスタおよび接合型電界効果トランジスタを組み込む相補型回路 - Google Patents
接合型電界効果トランジスタおよび接合型電界効果トランジスタを組み込む相補型回路 Download PDFInfo
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/80—FETs having rectifying junction gate electrodes
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- H10D30/80—FETs having rectifying junction gate electrodes
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- H10D30/832—Thin-film junction FETs [JFET]
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- H10D30/00—Field-effect transistors [FET]
- H10D30/80—FETs having rectifying junction gate electrodes
- H10D30/87—FETs having Schottky gate electrodes, e.g. metal-semiconductor FETs [MESFET]
- H10D30/873—FETs having Schottky gate electrodes, e.g. metal-semiconductor FETs [MESFET] having multiple gate electrodes
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- H10D30/80—FETs having rectifying junction gate electrodes
- H10D30/87—FETs having Schottky gate electrodes, e.g. metal-semiconductor FETs [MESFET]
- H10D30/875—FETs having Schottky gate electrodes, e.g. metal-semiconductor FETs [MESFET] having thin-film semiconductor bodies
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- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
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- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/83—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge
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- H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions
- H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
- H10D64/311—Gate electrodes for field-effect devices
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- 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
- H10D84/40—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 with at least one component covered by groups H10D10/00 or H10D18/00, e.g. integration of IGFETs with BJTs
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- H—ELECTRICITY
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- 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
- H10D84/87—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 PN-junction gate FETs
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- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D8/00—Diodes
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- Thin Film Transistor (AREA)
- Junction Field-Effect Transistors (AREA)
Abstract
Description
VP≒Vbi−(q×ND/2×εSi)×tSi 2
上式で、Vbiは内蔵電位であり、qは電子電荷であり、εSiはシリコンの誘電率である。VPは負、または最大Vbiの正でよいが、ゲート接合には、正の電圧で順方向バイアスがかけられ、したがって大きなゲート電流を回避するためにVPを負となるように選ばなければならず、その結果、常時ONデバイスとなる。さらに、デバイスが常時ONであるか、それとも常時OFFであるかの如何に拘わらず、従来型JFETデバイスで典型的な、大きなゲート漏れは望ましくない。
Claims (20)
- 接合型電界効果トランジスタ(JFET)であって、
チャネル領域と、
ゲート領域とを備え、
前記ゲート領域が、第1のゲート・サブ領域および第2のゲート・サブ領域を含み、
前記第1のゲート・サブ領域が、前記チャネル領域との間で接合を形成し
前記第2のゲート・サブ領域が、前記第1のゲート・サブ領域との間で接合を形成し、
前記チャネル領域および前記第2のゲート・サブ領域が、第1の導電型の材料を含み、
前記第1のゲート・サブ領域が、前記第1の導電型とは異なる第2の導電型の材料を含む、JFET。 - 前記チャネル領域が結晶材料からなり、
前記ゲート領域が水素化シリコン材料からなる請求項1に記載のJFET。 - 前記第1の導電型がp型であり、
前記ゲート領域が、前記チャネルとの間で(i)p/n/p、(ii)p/i/n/p、(iii)p/n/i/p、または(iv)p/i/n/i/p接合を形成する、請求項1に記載のJFET。 - 前記第1の導電型がn型であり、
前記ゲート領域が、前記チャネルとの間で(i)n/p/n、(ii)n/i/p/n、(iii)n/p/i/n、または(iv)n/i/p/i/n接合を形成する、請求項1に記載のJFET。 - 前記第1のゲート・サブ領域と前記第2のゲート・サブ領域との間に配設された導電層をさらに備える、請求項1に記載のJFET。
- 前記チャネルが単結晶または多結晶シリコンからなる、請求項1に記載のJFET。
- 前記ゲート領域が、水素化アモルファス・シリコン、水素化結晶シリコン、またはそれらの組合せからなる、請求項1に記載のJFET。
- 前記ゲート・サブ領域接合の一方または両方がショットキー接合である、請求項1に記載のJFET。
- 前記ショットキー接合のうちの少なくとも1つが、水素化アモルファス・シリコンおよび導電性材料によって形成される、請求項8に記載のJFET。
- 前記導電性材料が、金属または透明導電性酸化物である、請求項9に記載のJFET。
- 前記JFETが薄膜トランジスタを備える、請求項1に記載のJFET。
- すべてのデバイス層が、摂氏250度未満の温度でプラズマ強化化学的気相付着(PECVD)プロセスを介して支持基板の頂部に付着される、請求項1に記載のJFET。
- 誘電体を通じて前記チャネル領域に結合されるバック・ゲートをさらに備える、請求項1に記載のJFET。
- 前記誘電体が埋込み酸化物である、請求項13に記載のJFET。
- 前記JFETがヘテロ接合JFET(HJFET)である、請求項1に記載のJFET。
- ゲート、ドレイン、およびソース電極、ならびにチャネル領域をそれぞれ有する接合型電界効果トランジスタ(JFET)および金属酸化物半導体電界効果トランジスタ(MOSFET)からなる相補型回路であって、
前記JFETはゲート領域を含み、
前記JFETの前記ゲート領域が、第1のゲート・サブ領域および第2のゲート・サブ領域を含み、
前記第1のゲート・サブ領域が、前記JFETチャネル領域との間で接合を形成し、
前記第2のゲート・サブ領域が、前記第1のゲート・サブ領域との間で接合を形成し、
前記MOSFETおよびJFETチャネル領域ならびに前記第2のゲート・サブ領域が、第1の導電型の材料を含み、
前記第1のゲート・サブ領域が、前記第1の導電型とは異なる第2の導電型の材料を含み、
前記JFETの前記ゲート、ドレイン、またはソース電極のうちの少なくとも1つが、それぞれ前記MOSFETの前記ゲート、ドレイン、またはソース電極に電気的に接続される、相補型回路。 - 前記JFETおよび前記MOSFETの少なくとも一方が、誘電体を通じて前記JFETまたは前記MOSFETのそれぞれのチャネル領域に結合されたバック・ゲートを含む、請求項16に記載の相補型回路。
- 前記相補型回路が、反転器、相補型パス・トランジスタ、静的ランダム・アクセス・メモリ・セル、ラッチ、または論理ゲート、あるいはそれらの組合せの部分である、請求項16に記載の相補型回路。
- 接合型電界効果トランジスタ(JFET)であって、
チャネル領域と、
ゲート領域とを備え、
前記ゲート領域が、前記チャネル領域との間で接合を形成し、
前記ゲート領域が少なくとも1つのショットキー接合を含み、
前記ゲート領域がブロッキング・スタックを含む、JFET。 - 前記JFETが相補型回路の部分である、請求項19に記載のJFET。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461930519P | 2014-01-23 | 2014-01-23 | |
| US61/930,519 | 2014-01-23 | ||
| US14/591,022 | 2015-01-07 | ||
| US14/591,022 US9543290B2 (en) | 2014-01-23 | 2015-01-07 | Normally-off junction field-effect transistors and application to complementary circuits |
| PCT/US2015/011966 WO2015112472A1 (en) | 2014-01-23 | 2015-01-20 | Normally-off junction field-effect transistors and complementary circuits |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017507481A true JP2017507481A (ja) | 2017-03-16 |
| JP6395845B2 JP6395845B2 (ja) | 2018-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2016547161A Expired - Fee Related JP6395845B2 (ja) | 2014-01-23 | 2015-01-20 | 接合型電界効果トランジスタおよび接合型電界効果トランジスタを組み込む相補型回路 |
Country Status (6)
| Country | Link |
|---|---|
| US (3) | US9543290B2 (ja) |
| JP (1) | JP6395845B2 (ja) |
| CN (1) | CN105960713B (ja) |
| DE (1) | DE112015000221B4 (ja) |
| GB (1) | GB2538896B (ja) |
| WO (1) | WO2015112472A1 (ja) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US9741871B2 (en) | 2015-11-03 | 2017-08-22 | International Business Machines Corporation | Self-aligned heterojunction field effect transistor |
| JP6975530B2 (ja) * | 2015-12-25 | 2021-12-01 | 出光興産株式会社 | 半導体素子及びそれを用いた電気機器 |
| WO2017110940A1 (ja) * | 2015-12-25 | 2017-06-29 | 出光興産株式会社 | 半導体素子及びそれを用いた電気機器 |
| US9748281B1 (en) * | 2016-09-15 | 2017-08-29 | International Business Machines Corporation | Integrated gate driver |
| US10068529B2 (en) * | 2016-11-07 | 2018-09-04 | International Business Machines Corporation | Active matrix OLED display with normally-on thin-film transistors |
| US10475871B2 (en) * | 2016-11-08 | 2019-11-12 | International Business Machines Corporation | Multiple subthreshold swing circuit and application to displays and sensors |
| US10283463B2 (en) | 2017-04-11 | 2019-05-07 | International Business Machines Corporation | Terahertz detector comprised of P-N junction diode |
| US10347667B2 (en) * | 2017-07-26 | 2019-07-09 | International Business Machines Corporation | Thin-film negative differential resistance and neuronal circuit |
| US11182670B2 (en) * | 2017-11-16 | 2021-11-23 | International Business Machines Corporation | Thin-film large-area classifier |
| US10224430B1 (en) | 2017-12-06 | 2019-03-05 | International Business Machines Corporation | Thin film transistors with epitaxial source/drain and drain field relief |
| US10586795B1 (en) * | 2018-04-30 | 2020-03-10 | Micron Technology, Inc. | Semiconductor devices, and related memory devices and electronic systems |
| JP6753450B2 (ja) * | 2018-11-12 | 2020-09-09 | セイコーエプソン株式会社 | 電気光学装置用基板、電気光学装置、電子機器 |
| US11139394B2 (en) * | 2019-08-30 | 2021-10-05 | Semiconductor Components Industries, Llc | Silicon carbide field-effect transistors |
| CN111490100B (zh) * | 2020-04-16 | 2024-04-05 | 英诺赛科(珠海)科技有限公司 | 半导体装置及其制造方法 |
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- 2015-01-07 US US14/591,022 patent/US9543290B2/en not_active Expired - Fee Related
- 2015-01-20 GB GB1613996.6A patent/GB2538896B/en active Active
- 2015-01-20 WO PCT/US2015/011966 patent/WO2015112472A1/en not_active Ceased
- 2015-01-20 JP JP2016547161A patent/JP6395845B2/ja not_active Expired - Fee Related
- 2015-01-20 CN CN201580005427.3A patent/CN105960713B/zh active Active
- 2015-01-20 DE DE112015000221.9T patent/DE112015000221B4/de active Active
-
2016
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2018
- 2018-06-21 US US16/014,865 patent/US10615290B2/en active Active
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| JPS62120064A (ja) * | 1985-11-20 | 1987-06-01 | Fujitsu Ltd | 集積回路 |
| JPH1012887A (ja) * | 1996-06-26 | 1998-01-16 | Nec Corp | トランジスタ素子及びその製造方法 |
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Also Published As
| Publication number | Publication date |
|---|---|
| GB201613996D0 (en) | 2016-09-28 |
| US20170092782A1 (en) | 2017-03-30 |
| WO2015112472A1 (en) | 2015-07-30 |
| US10038104B2 (en) | 2018-07-31 |
| GB2538896A (en) | 2016-11-30 |
| US9543290B2 (en) | 2017-01-10 |
| JP6395845B2 (ja) | 2018-09-26 |
| CN105960713A (zh) | 2016-09-21 |
| US20150206947A1 (en) | 2015-07-23 |
| GB2538896B (en) | 2019-06-05 |
| CN105960713B (zh) | 2019-05-03 |
| DE112015000221B4 (de) | 2025-04-17 |
| DE112015000221T5 (de) | 2016-08-18 |
| US20180301567A1 (en) | 2018-10-18 |
| US10615290B2 (en) | 2020-04-07 |
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