JP2013544022A - フローティングおよびグランドされた基板領域を備えるhemt - Google Patents
フローティングおよびグランドされた基板領域を備えるhemt Download PDFInfo
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- 229910002704 AlGaN Inorganic materials 0.000 description 10
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- 229910052782 aluminium Inorganic materials 0.000 description 6
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- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
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- 229920000647 polyepoxide Polymers 0.000 description 2
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
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- 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
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0657—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape of the body
- H01L29/0661—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by the shape of the body specially adapted for altering the breakdown voltage by removing semiconductor material at, or in the neighbourhood of, a reverse biased junction, e.g. by bevelling, moat etching, depletion etching
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- 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
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66446—Unipolar field-effect transistors with an active layer made of a group 13/15 material, e.g. group 13/15 velocity modulation transistor [VMT], group 13/15 negative resistance FET [NERFET]
- H01L29/66462—Unipolar field-effect transistors with an active layer made of a group 13/15 material, e.g. group 13/15 velocity modulation transistor [VMT], group 13/15 negative resistance FET [NERFET] with a heterojunction interface channel or gate, e.g. HFET, HIGFET, SISFET, HJFET, HEMT
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- 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
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/778—Field effect transistors with two-dimensional charge carrier gas channel, e.g. HEMT ; with two-dimensional charge-carrier layer formed at a heterojunction interface
- H01L29/7786—Field effect transistors with two-dimensional charge carrier gas channel, e.g. HEMT ; with two-dimensional charge-carrier layer formed at a heterojunction interface with direct single heterostructure, i.e. with wide bandgap layer formed on top of active layer, e.g. direct single heterostructure MIS-like HEMT
- H01L29/7787—Field effect transistors with two-dimensional charge carrier gas channel, e.g. HEMT ; with two-dimensional charge-carrier layer formed at a heterojunction interface with direct single heterostructure, i.e. with wide bandgap layer formed on top of active layer, e.g. direct single heterostructure MIS-like HEMT with wide bandgap charge-carrier supplying layer, e.g. direct single heterostructure MODFET
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- 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
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/20—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only AIIIBV compounds
- H01L29/2003—Nitride compounds
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Abstract
Description
Mishra et al., "AlGaN/GaN HEMTs − An Overview of Device Operation and Applications", Proceedings of the IEEE, Vol. 90, No. 6, June 2002, pp. 1022-1031
V. Obreja and C. Codreanu, "Experimental investigation on the leakage reverse current component flowing at the semiconductor PN junction periphery", Int. Conf. on Thermal and Multiphysics (EuroSimE) 2006
Claims (20)
- 第1導電型の第1の層、および第1の層の上面に接する第2導電型の第2の層を有する多層の基板構造であって、当該多層の基板構造が上面を有する、前記多層の基板構造と、
前記多層の基板構造の上面と接するバッファ層であって、当該バッファ層のいずれの部分も前記第1の層に接触せず、当該バッファ層が上面およびIII族の窒化物を含む、前記バッファ層と、
前記バッファ層の上面に接するチャンネル層であって、III族の窒化物と上面を含む、前記チャンネル層と、
前記チャンネル層の上面に接するバリア層であって、III族の窒化物を含む、前記バリア層と、
前記チャンネル層に接する離間された金属ソースおよびドレイン領域と、
を含むトランジスタ。 - 前記金属ドレイン領域が前記第2の層から離間される、請求項1に記載のトランジスタ。
- 前記多層の基板構造の幅が深さとともに変化する、請求項1に記載のトランジスタ。
- 前記第1の層が前記第2の層よりも実質的に厚い、請求項1に記載のトランジスタ。
- 前記第1の層が前記第2の層よりも実質的に薄い、請求項1に記載のトランジスタ。
- 前記多層の基板構造はさらに、前記第2の層の上面に接する第1導電型の第3の層を含む、請求項1に記載のトランジスタ。
- 前記バッファ層が前記第3の層の上面に接する、請求項6に記載のトランジスタ。
- 前記バッファ層のいずれの部分も前記第2の層に接触しない、請求項7に記載のトランジスタ。
- 前記第1の層がp型であり、前記第2の層がn型であり、前記第3の層がp型である、請求項8に記載のトランジスタ。
- 前記第1の層がp型であり、前期第2の層がn型であり、前記バッファ層が前記第2の層の上面に接する、請求項5に記載のトランジスタ。
- トランジスタの製造方法であって、
第1導電型の第1の層と当該第1の層の上面に接する第2導電型の第2の層を有する多層の基板構造を形成することであって、当該多層の基板構造は上面を有しており、
前記多層の基板構造の上面に接するようにバッファ層を形成することであって、当該バッファ層のいずれの部分も前記第1の層に接触せず、当該バッファ層が上面とIII族窒化物を含んでおり、
前記バッファ層の上面に接するようにチャンネル層を形成することであって、当該チャンネル層がIII族窒化物と上面とを含んでおり、
前記チャンネル層の上面に接するようにバリア層を形成することであって、当該バリア層がIII族窒化物を含んでおり、
前記チャンネル層に接触する離間された金属ソースおよびドレイン領域を形成すること、
を含む方法。 - 前記金属ドレイン領域が前記第2の層から離間される、請求項11に記載の方法。
- 前記方法がさらに、前記多層の基板構造の幅を深さとともに変化させるように、前記多層の基板構造のエッジを研磨材でスプレーすることを含む、請求項11に記載の方法。
- 前記第1の層が前記第2の層よりも実施的に厚い、請求項11に記載の方法。
- 前記第1の層が前記第2の層よりも実施的に薄い、請求項11に記載の方法。
- 前記多層の基板構造がさらに、前記第2の層の上面に接する第1導電型の第3の層を含む、請求項11に記載の方法。
- 前記バッファ層が、前記第3の層の上面に接する、請求項16に記載の方法。
- 前記バッファ層のいずれもの部分も前記第2の層に接触しない、請求項17に記載の方法。
- 前記第1の層がp型であり、前記第2の層がn型であり、前記第3の層がp型である、請求項18に記載の方法。
- 前記第1の層がp型であり、前記第2の層がn型であり、前記バッファ層が前記第2の層の上面に接する、請求項15に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/908,514 | 2010-10-20 | ||
US12/908,514 US8513703B2 (en) | 2010-10-20 | 2010-10-20 | Group III-nitride HEMT with multi-layered substrate having a second layer of one conductivity type touching a top surface of a first layers of different conductivity type and a method for forming the same |
PCT/US2011/046066 WO2012054123A1 (en) | 2010-10-20 | 2011-07-31 | Hemt with floating and grounded substrate regions |
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JP2013544022A true JP2013544022A (ja) | 2013-12-09 |
JP2013544022A5 JP2013544022A5 (ja) | 2014-08-14 |
JP6025213B2 JP6025213B2 (ja) | 2016-11-16 |
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US (1) | US8513703B2 (ja) |
JP (1) | JP6025213B2 (ja) |
CN (1) | CN103180957B (ja) |
TW (1) | TWI518898B (ja) |
WO (1) | WO2012054123A1 (ja) |
Cited By (1)
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JP2016031997A (ja) * | 2014-07-28 | 2016-03-07 | エア・ウォーター株式会社 | 半導体装置 |
Families Citing this family (12)
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JP2013026321A (ja) * | 2011-07-19 | 2013-02-04 | Sharp Corp | 窒化物系半導体層を含むエピタキシャルウエハ |
US9583574B2 (en) * | 2012-09-28 | 2017-02-28 | Intel Corporation | Epitaxial buffer layers for group III-N transistors on silicon substrates |
US9142407B2 (en) | 2013-01-16 | 2015-09-22 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor structure having sets of III-V compound layers and method of forming the same |
CN103117303B (zh) * | 2013-02-07 | 2016-08-17 | 苏州晶湛半导体有限公司 | 一种氮化物功率器件及其制造方法 |
JP2014236093A (ja) | 2013-05-31 | 2014-12-15 | サンケン電気株式会社 | シリコン系基板、半導体装置、及び、半導体装置の製造方法 |
CN103531615A (zh) * | 2013-10-15 | 2014-01-22 | 苏州晶湛半导体有限公司 | 氮化物功率晶体管及其制造方法 |
CN105140281A (zh) * | 2015-05-27 | 2015-12-09 | 苏州能讯高能半导体有限公司 | 一种半导体器件及其制造方法 |
CN105552047B (zh) * | 2015-12-14 | 2018-02-27 | 中国电子科技集团公司第五十五研究所 | 一种AlGaN/GaN HEMT晶体管制造方法 |
JP2018041933A (ja) * | 2016-09-09 | 2018-03-15 | 株式会社東芝 | 半導体装置及び半導体基板 |
US11139290B2 (en) * | 2018-09-28 | 2021-10-05 | Taiwan Semiconductor Manufacturing Company, Ltd. | High voltage cascode HEMT device |
FR3102006A1 (fr) * | 2019-10-15 | 2021-04-16 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Composant électronique |
CN112201693A (zh) * | 2020-09-30 | 2021-01-08 | 锐石创芯(深圳)科技有限公司 | 一种氮化镓半导体器件和制造方法 |
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JP2016031997A (ja) * | 2014-07-28 | 2016-03-07 | エア・ウォーター株式会社 | 半導体装置 |
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CN103180957B (zh) | 2016-12-21 |
CN103180957A (zh) | 2013-06-26 |
US8513703B2 (en) | 2013-08-20 |
WO2012054123A1 (en) | 2012-04-26 |
TW201251008A (en) | 2012-12-16 |
JP6025213B2 (ja) | 2016-11-16 |
US20120098036A1 (en) | 2012-04-26 |
TWI518898B (zh) | 2016-01-21 |
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