JP7056976B2 - バイパスされたゲート構造を有するトランジスタ - Google Patents
バイパスされたゲート構造を有するトランジスタ Download PDFInfo
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- JP7056976B2 JP7056976B2 JP2020128523A JP2020128523A JP7056976B2 JP 7056976 B2 JP7056976 B2 JP 7056976B2 JP 2020128523 A JP2020128523 A JP 2020128523A JP 2020128523 A JP2020128523 A JP 2020128523A JP 7056976 B2 JP7056976 B2 JP 7056976B2
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- 229910052751 metal Inorganic materials 0.000 claims description 21
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- 230000004888 barrier function Effects 0.000 description 25
- 239000000758 substrate Substances 0.000 description 20
- 150000004767 nitrides Chemical class 0.000 description 16
- 229910010271 silicon carbide Inorganic materials 0.000 description 14
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 13
- 229910002601 GaN Inorganic materials 0.000 description 12
- 239000000463 material Substances 0.000 description 8
- 239000011229 interlayer Substances 0.000 description 7
- 229910002704 AlGaN Inorganic materials 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000036961 partial effect Effects 0.000 description 4
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- RNQKDQAVIXDKAG-UHFFFAOYSA-N aluminum gallium Chemical compound [Al].[Ga] RNQKDQAVIXDKAG-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
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- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 229910005883 NiSi Inorganic materials 0.000 description 1
- 229910010037 TiAlN Inorganic materials 0.000 description 1
- 229910008807 WSiN Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001668 ameliorated effect Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
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- 125000006850 spacer group Chemical group 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 230000005533 two-dimensional electron gas Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/482—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of lead-in layers inseparably applied to the semiconductor body
- H01L23/4824—Pads with extended contours, e.g. grid structure, branch structure, finger structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/08—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind
- H01L27/085—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only
- H01L27/088—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/402—Field plates
- H01L29/404—Multiple field plate structures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/417—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions carrying the current to be rectified, amplified or switched
- H01L29/41725—Source or drain electrodes for field effect devices
- H01L29/41758—Source or drain electrodes for field effect devices for lateral devices with structured layout for source or drain region, i.e. the source or drain region having cellular, interdigitated or ring structure or being curved or angular
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42372—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the conducting layer, e.g. the length, the sectional shape or the lay-out
- H01L29/4238—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the conducting layer, e.g. the length, the sectional shape or the lay-out characterised by the surface lay-out
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Junction Field-Effect Transistors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Description
Claims (10)
- 第1の単位セル及び第2の単位セルと、
前記第1及び第2の単位セルに共通するソースコンタクトと、
第1の方向に延在する、前記第1の単位セルの第1のゲート・フィンガーであって、前記第1のゲート・フィンガーは、少なくとも第1のセグメントと第2のセグメントを含む、前記第1のゲート・フィンガーと、
前記第1の方向に延在する、前記第2の単位セルの第2のゲート・フィンガーと、
前記第1の方向に延在する、ゲート・ジャンパーと
を備え、
前記第1のゲート・フィンガー及び前記第2のゲート・フィンガーは、前記第1の方向に垂直な第2の方向において互いに離間され、
前記ゲート・ジャンパーが、前記第1のゲート・フィンガーの前記第1のセグメントに隣接する前記第1の方向に延在するが、前記第1のゲート・フィンガーの前記第2のセグメントに隣接する前記第1の方向には延在しない、マルチセル・トランジスタ。 - 前記第2の方向に延在し、前記第1のゲート・フィンガーの前記第1のセグメントへ前記ゲート・ジャンパーを接続する第1のゲート信号分配バーと、前記第2の方向に延在し、前記第1のゲート・フィンガーの前記第2のセグメントへ前記ゲート・ジャンパーを電気的に接続する第2のゲート信号分配バーとを更に備える、請求項1に記載のマルチセル・トランジスタ。
- 前記第2の方向に延在し、前記ゲート・ジャンパー及び前記第1のゲート・フィンガーに電気的に接続されているゲート信号分配バーをさらに備え、前記ゲート信号分配バーは、前記第1のゲート・フィンガー及び前記第2のゲート・フィンガーと同じ金属層に形成されている、請求項1又は2に記載のマルチセル・トランジスタ。
- 前記ゲート・ジャンパーが前記ソースコンタクトの一部と垂直方向に重なっている、請求項1から3までのいずれか一項に記載のマルチセル・トランジスタ。
- 前記第1の方向に延在する、前記第1の単位セル又は前記第2の単位セルのドレインコンタクトをさらに備える、請求項1から3までのいずれか一項に記載のマルチセル・トランジスタ。
- 前記ゲート・ジャンパーが、共通の前記ソースコンタクトの一部、前記第1のゲート・フィンガーの一部、前記第2のゲート・フィンガーの一部、及び/又は前記ドレインコンタクトの一部の上に形成されている、請求項5に記載のマルチセル・トランジスタ。
- 前記第2の方向に取られる断面における前記ゲート・ジャンパーの断面積が、前記第2の方向に取られる断面における前記第1のゲート・フィンガー及び/又は前記第2のゲート・フィンガーの断面積よりも大きい、請求項1から6までのいずれか一項に記載のマルチセル・トランジスタ。
- 第2の方向に延在し、前記ゲート・ジャンパーに電気的に接続しているゲート・バスをさらに備え、前記第1のゲート・フィンガー及び前記第2のゲート・フィンガーは、前記ゲート・バスに直接的に接触する、請求項1から7までのいずれか一項に記載のマルチセル・トランジスタ。
- 前記ソースコンタクトが第1のソースコンタクトであり、前記マルチセル・トランジスタが、間隙によって前記第1のソースコンタクトから前記第1の方向に離間されている第2のソースコンタクトをさらに備える、請求項8に記載のマルチセル・トランジスタ。
- 前記第1のゲート・フィンガー及び前記第2のゲート・フィンガーが、前記第2のソースコンタクトに隣接して延在し、前記ゲート・ジャンパーは、前記第2のソースコンタクトの一部と垂直方向に重なっていない、請求項9に記載のマルチセル・トランジスタ。
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JP2022059193A JP7414876B2 (ja) | 2016-03-17 | 2022-03-31 | バイパスされたゲート構造を有するトランジスタ |
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US15/073,201 US9786660B1 (en) | 2016-03-17 | 2016-03-17 | Transistor with bypassed gate structure field |
US15/073,201 | 2016-03-17 |
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JP2018548833A Division JP6743170B2 (ja) | 2016-03-17 | 2017-03-13 | バイパスされたゲート構造を有するトランジスタ |
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JP2020184648A JP2020184648A (ja) | 2020-11-12 |
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JP2018548833A Active JP6743170B2 (ja) | 2016-03-17 | 2017-03-13 | バイパスされたゲート構造を有するトランジスタ |
JP2020128523A Active JP7056976B2 (ja) | 2016-03-17 | 2020-07-29 | バイパスされたゲート構造を有するトランジスタ |
JP2022059193A Active JP7414876B2 (ja) | 2016-03-17 | 2022-03-31 | バイパスされたゲート構造を有するトランジスタ |
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Country Status (6)
Country | Link |
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US (1) | US9786660B1 (ja) |
EP (2) | EP4036988A1 (ja) |
JP (3) | JP6743170B2 (ja) |
KR (1) | KR102120576B1 (ja) |
CN (2) | CN109155331B (ja) |
WO (1) | WO2017160707A1 (ja) |
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- 2017-03-13 WO PCT/US2017/022080 patent/WO2017160707A1/en active Application Filing
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CN109155331A (zh) | 2019-01-04 |
CN113782596A (zh) | 2021-12-10 |
KR102120576B1 (ko) | 2020-06-08 |
US20170271329A1 (en) | 2017-09-21 |
CN113782596B (zh) | 2024-03-22 |
JP2019512886A (ja) | 2019-05-16 |
EP3430649B1 (en) | 2022-05-04 |
WO2017160707A1 (en) | 2017-09-21 |
JP6743170B2 (ja) | 2020-08-19 |
US9786660B1 (en) | 2017-10-10 |
EP3430649A1 (en) | 2019-01-23 |
CN109155331B (zh) | 2021-09-21 |
JP2020184648A (ja) | 2020-11-12 |
JP7414876B2 (ja) | 2024-01-16 |
JP2022079655A (ja) | 2022-05-26 |
KR20180121579A (ko) | 2018-11-07 |
EP4036988A1 (en) | 2022-08-03 |
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