CN116830262A - 宽带隙半导体装置 - Google Patents

宽带隙半导体装置 Download PDF

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Publication number
CN116830262A
CN116830262A CN202280013916.3A CN202280013916A CN116830262A CN 116830262 A CN116830262 A CN 116830262A CN 202280013916 A CN202280013916 A CN 202280013916A CN 116830262 A CN116830262 A CN 116830262A
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CN
China
Prior art keywords
main surface
electrode
semiconductor device
resin
wide bandgap
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202280013916.3A
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English (en)
Chinese (zh)
Inventor
中野佑纪
久津间保德
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Rohm Co Ltd
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Rohm Co Ltd
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Filing date
Publication date
Application filed by Rohm Co Ltd filed Critical Rohm Co Ltd
Publication of CN116830262A publication Critical patent/CN116830262A/zh
Pending legal-status Critical Current

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    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D84/00Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
    • H10D84/101Integrated devices comprising main components and built-in components, e.g. IGBT having built-in freewheel diode
    • H10D84/141VDMOS having built-in components
    • H10D84/146VDMOS having built-in components the built-in components being Schottky barrier diodes
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/10Encapsulations, e.g. protective coatings characterised by their shape or disposition
    • H10W74/131Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being only partially enclosed
    • H10W74/137Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being only partially enclosed the encapsulations being directly on the semiconductor body
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00Field-effect transistors [FET]
    • H10D30/60Insulated-gate field-effect transistors [IGFET]
    • H10D30/64Double-diffused metal-oxide semiconductor [DMOS] FETs
    • H10D30/65Lateral DMOS [LDMOS] FETs
    • H10D30/658Lateral DMOS [LDMOS] FETs having trench gate electrodes
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00Field-effect transistors [FET]
    • H10D30/60Insulated-gate field-effect transistors [IGFET]
    • H10D30/64Double-diffused metal-oxide semiconductor [DMOS] FETs
    • H10D30/66Vertical DMOS [VDMOS] FETs
    • H10D30/665Vertical DMOS [VDMOS] FETs having edge termination structures
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00Field-effect transistors [FET]
    • H10D30/60Insulated-gate field-effect transistors [IGFET]
    • H10D30/64Double-diffused metal-oxide semiconductor [DMOS] FETs
    • H10D30/66Vertical DMOS [VDMOS] FETs
    • H10D30/668Vertical DMOS [VDMOS] FETs having trench gate electrodes, e.g. UMOS transistors
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/80Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
    • H10D62/83Semiconductor 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
    • H10D62/832Semiconductor 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 being Group IV materials comprising two or more elements, e.g. SiGe
    • H10D62/8325Silicon carbide
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00Electrodes of devices having potential barriers
    • H10D64/20Electrodes characterised by their shapes, relative sizes or dispositions 
    • H10D64/23Electrodes carrying the current to be rectified, amplified, oscillated or switched, e.g. sources, drains, anodes or cathodes
    • H10D64/251Source or drain electrodes for field-effect devices
    • H10D64/252Source or drain electrodes for field-effect devices for vertical or pseudo-vertical devices
    • H10D64/2527Source or drain electrodes for field-effect devices for vertical or pseudo-vertical devices for vertical devices wherein the source or drain electrodes are recessed in semiconductor bodies
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D8/00Diodes
    • H10D8/60Schottky-barrier diodes 
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00Interconnections or connectors in packages
    • H10W72/20Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00Interconnections or connectors in packages
    • H10W72/90Bond pads, in general
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/10Encapsulations, e.g. protective coatings characterised by their shape or disposition
    • H10W74/131Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being only partially enclosed
    • H10W74/147Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being only partially enclosed the encapsulations being multilayered
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/40Encapsulations, e.g. protective coatings characterised by their materials
    • H10W74/47Encapsulations, e.g. protective coatings characterised by their materials comprising organic materials, e.g. plastics or resins
    • H10W74/473Encapsulations, e.g. protective coatings characterised by their materials comprising organic materials, e.g. plastics or resins containing a filler
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/10Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
    • H10D62/102Constructional design considerations for preventing surface leakage or controlling electric field concentration
    • H10D62/103Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices
    • H10D62/105Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE] 
    • H10D62/106Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE]  having supplementary regions doped oppositely to or in rectifying contact with regions of the semiconductor bodies, e.g. guard rings with PN or Schottky junctions
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/10Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
    • H10D62/124Shapes, relative sizes or dispositions of the regions of semiconductor bodies or of junctions between the regions
    • H10D62/126Top-view geometrical layouts of the regions or the junctions
    • H10D62/127Top-view geometrical layouts of the regions or the junctions of cellular field-effect devices, e.g. multicellular DMOS transistors or IGBTs
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/10Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
    • H10D62/17Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
    • H10D62/393Body regions of DMOS transistors or IGBTs 
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H10D62/40Crystalline structures
    • H10D62/405Orientations of crystalline planes
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00Electrodes of devices having potential barriers
    • H10D64/111Field plates
    • H10D64/117Recessed field plates, e.g. trench field plates or buried field plates
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00Interconnections or connectors in packages
    • H10W72/851Dispositions of multiple connectors or interconnections
    • H10W72/853On the same surface
    • H10W72/865Die-attach connectors and bond wires
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/10Encapsulations, e.g. protective coatings characterised by their shape or disposition
    • H10W74/111Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00Encapsulations, e.g. protective coatings
    • H10W74/10Encapsulations, e.g. protective coatings characterised by their shape or disposition
    • H10W74/111Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed
    • H10W74/129Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed forming a chip-scale package [CSP]
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W76/00Containers; Fillings or auxiliary members therefor; Seals
    • H10W76/10Containers or parts thereof
    • H10W76/12Containers or parts thereof characterised by their shape
    • H10W76/13Containers comprising a conductive base serving as an interconnection
    • H10W76/138Containers comprising a conductive base serving as an interconnection having another interconnection being formed by a cover plate parallel to the conductive base, e.g. sandwich type
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W80/00Direct bonding of chips, wafers or substrates
    • H10W80/701Direct bonding of chips, wafers or substrates characterised by the pads after the direct bonding
    • H10W80/721Direct bonding of chips, wafers or substrates characterised by the pads after the direct bonding having structure or size changed during the connecting
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10WGENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W90/00Package configurations
    • H10W90/701Package configurations characterised by the relative positions of pads or connectors relative to package parts
    • H10W90/751Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires
    • H10W90/754Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires between a chip and a stacked insulating package substrate, interposer or RDL

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  • Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
CN202280013916.3A 2021-03-18 2022-02-03 宽带隙半导体装置 Pending CN116830262A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021045115 2021-03-18
JP2021-045115 2021-03-18
PCT/JP2022/004301 WO2022196158A1 (ja) 2021-03-18 2022-02-03 ワイドバンドギャップ半導体装置

Publications (1)

Publication Number Publication Date
CN116830262A true CN116830262A (zh) 2023-09-29

Family

ID=83322204

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280013916.3A Pending CN116830262A (zh) 2021-03-18 2022-02-03 宽带隙半导体装置

Country Status (5)

Country Link
US (1) US20230335633A1 (https=)
JP (1) JPWO2022196158A1 (https=)
CN (1) CN116830262A (https=)
DE (1) DE112022000168T5 (https=)
WO (1) WO2022196158A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023080086A1 (ja) * 2021-11-05 2023-05-11 ローム株式会社 半導体装置
WO2023080087A1 (ja) * 2021-11-05 2023-05-11 ローム株式会社 半導体装置
WO2023080088A1 (ja) * 2021-11-05 2023-05-11 ローム株式会社 半導体装置
CN118202471A (zh) * 2021-11-05 2024-06-14 罗姆股份有限公司 半导体装置
JPWO2023080083A1 (https=) * 2021-11-05 2023-05-11
CN118176590A (zh) * 2021-11-05 2024-06-11 罗姆股份有限公司 半导体装置
WO2023176056A1 (ja) * 2022-03-14 2023-09-21 ローム株式会社 半導体装置
WO2024101131A1 (ja) * 2022-11-08 2024-05-16 ローム株式会社 SiC半導体装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3945929B2 (ja) * 1999-01-29 2007-07-18 三洋電機株式会社 半導体装置の製造方法
JP2001093938A (ja) * 1999-09-20 2001-04-06 Nec Kansai Ltd 半導体装置及びその製造方法
JP2009188148A (ja) * 2008-02-06 2009-08-20 Sanyo Electric Co Ltd 半導体装置およびその製造方法
JP5525940B2 (ja) * 2009-07-21 2014-06-18 ローム株式会社 半導体装置および半導体装置の製造方法
KR101014155B1 (ko) * 2010-03-10 2011-02-10 엘지이노텍 주식회사 발광 소자, 발광 소자 제조방법 및 발광 소자 패키지
JP2011216849A (ja) * 2010-03-17 2011-10-27 Tdk Corp 電子回路モジュール部品及び電子回路モジュール部品の製造方法
JP2013239607A (ja) * 2012-05-16 2013-11-28 Mitsubishi Electric Corp 半導体装置
JP2014056924A (ja) * 2012-09-12 2014-03-27 Hitachi Chemical Co Ltd 半導体装置の製造方法及びそれに用いる熱硬化性樹脂組成物並びにそれらにより得られる半導体装置
JP6702911B2 (ja) * 2017-04-21 2020-06-03 三菱電機株式会社 半導体装置およびその製造方法
JP6846687B2 (ja) * 2017-09-12 2021-03-24 パナソニックIpマネジメント株式会社 半導体装置およびその製造方法
JP2020142480A (ja) * 2019-03-08 2020-09-10 Tdk株式会社 積層体とセンサパッケージ及びそれらの製造方法
DE212020000212U1 (de) * 2019-04-19 2020-10-20 Rohm Co. Ltd. SiC-Halbleiterbauteil
JP7371898B2 (ja) 2019-09-12 2023-10-31 株式会社スズテック 播種装置
WO2022189881A1 (ja) * 2021-03-11 2022-09-15 株式会社半導体エネルギー研究所 表示装置、表示モジュール及び電子機器

Also Published As

Publication number Publication date
DE112022000168T5 (de) 2023-07-27
JPWO2022196158A1 (https=) 2022-09-22
US20230335633A1 (en) 2023-10-19
WO2022196158A1 (ja) 2022-09-22

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