JP2007019518A - フィールドストップを有する半導体部品 - Google Patents
フィールドストップを有する半導体部品 Download PDFInfo
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- JP2007019518A JP2007019518A JP2006189439A JP2006189439A JP2007019518A JP 2007019518 A JP2007019518 A JP 2007019518A JP 2006189439 A JP2006189439 A JP 2006189439A JP 2006189439 A JP2006189439 A JP 2006189439A JP 2007019518 A JP2007019518 A JP 2007019518A
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 64
- 238000002513 implantation Methods 0.000 claims abstract description 19
- 230000007704 transition Effects 0.000 claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 238000001465 metallisation Methods 0.000 claims description 27
- 239000000758 substrate Substances 0.000 claims description 24
- 239000002800 charge carrier Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 5
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 229910052698 phosphorus Inorganic materials 0.000 claims description 5
- 239000011574 phosphorus Substances 0.000 claims description 5
- 229910052711 selenium Inorganic materials 0.000 claims description 5
- 239000011669 selenium Substances 0.000 claims description 5
- 238000005280 amorphization Methods 0.000 claims description 3
- 239000002019 doping agent Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 238000005468 ion implantation Methods 0.000 description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- 238000000137 annealing Methods 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000370 acceptor Substances 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Images
Classifications
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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
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/861—Diodes
- H01L29/8611—Planar PN junction diodes
-
- 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
- H01L29/0603—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 particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions
- H01L29/0607—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 particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration
- H01L29/0611—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 particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices
- H01L29/0615—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 particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices by the doping profile or the shape or the arrangement of the PN junction, or with supplementary regions, e.g. junction termination extension [JTE]
- H01L29/0619—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 particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices by the doping profile or the shape or the arrangement of the PN junction, or with supplementary regions, e.g. junction termination extension [JTE] with a supplementary region doped oppositely to or in rectifying contact with the semiconductor containing or contacting region, e.g. guard rings with PN or Schottky junction
-
- 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
- H01L29/66—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
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7393—Insulated gate bipolar mode transistors, i.e. IGBT; IGT; COMFET
- H01L29/7395—Vertical transistors, e.g. vertical IGBT
- H01L29/7396—Vertical transistors, e.g. vertical IGBT with a non planar surface, e.g. with a non planar gate or with a trench or recess or pillar in the surface of the emitter, base or collector region for improving current density or short circuiting the emitter and base regions
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Thyristors (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
【解決手段】アノード、カソード間に形成された、強くドープされた第1ゾーンと、弱くドープされた第2ゾーンと、PN遷移部が設けられたダイオード等で、第1ゾーンと第2ゾーンとの間に、フィールドストップゾーンが非常に高くドープされ、そのドーピング濃度は、pn遷移部の導通状態における氾濫電荷の濃度よりも高い半導体部品。
【選択図】なし
Description
2 pアノードエミッタ
3 アノードメタライゼーション
4 n+カソードエミッタ
4’ n+伝導型エミッタ
5 カソードメタライゼーション
6 nフィールドストップゾーン
7 p保護リング
8 p保護リング
9 第1フィールドプレート
10 第2フィールドプレート
11 第3フィールドプレート
12 第4フィールドプレート
13 Alスパイク
14 Alスパイク
15 エラードーピングを有する場所
16 n領域
16’ p領域
17 ソースゾーン
18 ゲート電極
19 絶縁層
20 曲線
Claims (17)
- 第1メタライゼーション(5)と第2メタライゼーション(3)との間に、ある伝導型の強くドープされた少なくとも1つの第1ゾーン(4,4’)と、上記ある伝導型の、または、上記ある伝導型とは逆の伝導型の弱くドープされた少なくとも1つの第2ゾーン(1)と、pn遷移部とが設けられている半導体基板(1)を有する半導体部品であって、
上記第1ゾーン(4,4’)と上記第2ゾーン(1)との間に、上記ある伝導型の領域(16,16’)が設けられており、上記領域(16,16’)は、非常に高くドープされ、そのドーピング濃度は、上記半導体部品の導通状態では、氾濫電荷の電荷キャリアの濃度よりも高いことを特徴とする半導体部品。 - 上記領域(16,16’)の上記ドーピング濃度は、nドーピングに対しては1018〜1020電荷キャリア/cm3であり、pドーピングに対しては1017〜1019電荷キャリア/cm3であることを特徴とする請求項1に記載の半導体部品。
- 上記領域は、上記第1メタライゼーション(5)と第2メタライゼーション(3)との間に約0.5μm〜2μm広がっていることを特徴とする請求項1または2に記載の半導体部品。
- 上記氾濫電荷の上記電荷キャリアの上記濃度は、約1015〜1017個の電荷キャリア/cm3であることを特徴とする請求項1〜3のいずれか1項に記載の半導体部品。
- フィールドストップゾーン(6)がさらに備えられていることを特徴とする請求項1〜4のいずれか1項に記載の半導体部品。
- 上記のさらなるフィールドストップゾーン(6)の上記ドーピング濃度は、約1014〜5×1015個のドナー/cm3であることを特徴とする請求項5に記載の半導体部品。
- 上記の更なるフィールドストップゾーン(6)は、セレニウムによってドープされていることを特徴とする請求項5または6に記載の半導体部品。
- 上記の更なるフィールドストップゾーン(6)は、陽子のインプランテーションによってドープされていることを特徴とする請求項5または6に記載の半導体部品。
- 上記領域(16,16’)は、燐によってドープされていることを特徴とする請求項1〜8のいずれか1項に記載の半導体部品。
- 上記第1メタライゼーション(5)と上記第2メタライゼーション(3)との間に延びる上記領域(16,16’)は、ドーピング濃度の少なくとも1つの最大値を有していることを特徴とする請求項1〜9のいずれか1項に記載の半導体部品。
- 上記半導体部品は、ダイオードまたはIGBTであることを特徴とする請求項1〜10のいずれか1項に記載の半導体部品。
- 上記半導体基板(1)の縁辺端部は、保護リング(7,8)および/またはフィールドプレート(9,10,11,12)を有することを特徴とする請求項1〜11のいずれか1項に記載の半導体部品。
- 上記領域(16,16’)を、強くドープされた上記第1ゾーン(4,4’)と共に、少なくとも2回のインプランテーション工程によって生成することを特徴とする請求項1〜12のいずれか1項に記載の半導体部品の製造方法。
- 上記半導体基板の上記材料のアモルファス化線量率を著しく下回る線量率を有する深いエミッタを生成し、
上記半導体基板の材料のアモルファス化線量率を上回る線量率を有する平坦なエミッタを生成することを特徴とする請求項13に記載の製造方法。 - 第1インプランテーション工程は、約80keV〜1000keVのインプランテーションエネルギーにおいて、約5E12〜1E14のドーピング材原子/cm2の線量率を有し、第2インプランテーション工程は、約20keV〜80keVのインプランテーションエネルギーにおいて、約5E14〜5E15のドーピング材原子/cm2の線量率を有することを特徴とする請求項13または14に記載の製造方法。
- 上記第1および/または第2インプランテーション工程の後に、加熱処理を行うことを特徴とする請求項13〜15のいずれか1項に記載の製造方法。
- 上記加熱処理を、約750℃〜1000℃の温度で、数10分〜数時間実施することを特徴とする請求項16に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200510032074 DE102005032074B4 (de) | 2005-07-08 | 2005-07-08 | Halbleiterbauelement mit Feldstopp |
DE102005032074.0 | 2005-07-08 |
Publications (2)
Publication Number | Publication Date |
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JP2007019518A true JP2007019518A (ja) | 2007-01-25 |
JP5022642B2 JP5022642B2 (ja) | 2012-09-12 |
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JP2006189439A Active JP5022642B2 (ja) | 2005-07-08 | 2006-07-10 | フィールドストップを有する半導体部品 |
Country Status (2)
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JP (1) | JP5022642B2 (ja) |
DE (1) | DE102005032074B4 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009018775A1 (de) | 2008-08-26 | 2010-03-11 | Mitsubishi Electric Corporation, Tokyo | Halbleitervorrichtung mit IGBT |
WO2014206189A1 (zh) * | 2013-06-27 | 2014-12-31 | 无锡华润上华半导体有限公司 | 场截止型反向导通绝缘栅双极型晶体管及其制造方法 |
JP2016096212A (ja) * | 2014-11-13 | 2016-05-26 | 富士電機株式会社 | 半導体装置、および、半導体装置の製造方法 |
CN113066850A (zh) * | 2020-01-02 | 2021-07-02 | 比亚迪半导体股份有限公司 | 逆导型igbt器件及制备方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006025958B3 (de) * | 2006-06-02 | 2007-10-11 | Infineon Technologies Ag | Sanft schaltendes Halbleiterbauelement mit hoher Robustheit und geringen Schaltverlusten |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63296337A (ja) * | 1987-05-28 | 1988-12-02 | Matsushita Electric Ind Co Ltd | 半導体集積回路の製造方法 |
JPH0474417A (ja) * | 1990-07-16 | 1992-03-09 | Matsushita Electron Corp | 半導体装置の製造方法 |
JPH08125200A (ja) * | 1994-10-25 | 1996-05-17 | Mitsubishi Electric Corp | 半導体装置及びその製造方法 |
JP2001144293A (ja) * | 1999-11-12 | 2001-05-25 | Toyota Central Res & Dev Lab Inc | 半導体装置 |
JP2001326353A (ja) * | 2000-05-15 | 2001-11-22 | Toshiba Corp | 半導体装置 |
JP2002076371A (ja) * | 2000-06-12 | 2002-03-15 | Fuji Electric Co Ltd | 半導体装置 |
JP2002314084A (ja) * | 2001-02-09 | 2002-10-25 | Fuji Electric Co Ltd | 半導体装置の製造方法 |
JP2005064429A (ja) * | 2003-08-20 | 2005-03-10 | Fuji Electric Device Technology Co Ltd | 半導体装置およびその製造方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5929469A (ja) * | 1982-08-11 | 1984-02-16 | Hitachi Ltd | 半導体装置 |
-
2005
- 2005-07-08 DE DE200510032074 patent/DE102005032074B4/de active Active
-
2006
- 2006-07-10 JP JP2006189439A patent/JP5022642B2/ja active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS63296337A (ja) * | 1987-05-28 | 1988-12-02 | Matsushita Electric Ind Co Ltd | 半導体集積回路の製造方法 |
JPH0474417A (ja) * | 1990-07-16 | 1992-03-09 | Matsushita Electron Corp | 半導体装置の製造方法 |
JPH08125200A (ja) * | 1994-10-25 | 1996-05-17 | Mitsubishi Electric Corp | 半導体装置及びその製造方法 |
JP2001144293A (ja) * | 1999-11-12 | 2001-05-25 | Toyota Central Res & Dev Lab Inc | 半導体装置 |
JP2001326353A (ja) * | 2000-05-15 | 2001-11-22 | Toshiba Corp | 半導体装置 |
JP2002076371A (ja) * | 2000-06-12 | 2002-03-15 | Fuji Electric Co Ltd | 半導体装置 |
JP2002314084A (ja) * | 2001-02-09 | 2002-10-25 | Fuji Electric Co Ltd | 半導体装置の製造方法 |
JP2005064429A (ja) * | 2003-08-20 | 2005-03-10 | Fuji Electric Device Technology Co Ltd | 半導体装置およびその製造方法 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009018775A1 (de) | 2008-08-26 | 2010-03-11 | Mitsubishi Electric Corporation, Tokyo | Halbleitervorrichtung mit IGBT |
US7750438B2 (en) | 2008-08-26 | 2010-07-06 | Mitsubishi Electric Corporation | Semiconductor device |
WO2014206189A1 (zh) * | 2013-06-27 | 2014-12-31 | 无锡华润上华半导体有限公司 | 场截止型反向导通绝缘栅双极型晶体管及其制造方法 |
US10096699B2 (en) | 2013-06-27 | 2018-10-09 | Csmc Technologies Fab1 Co., Ltd. | Field-stop reverse conducting insulated gate bipolar transistor and manufacturing method therefor |
JP2016096212A (ja) * | 2014-11-13 | 2016-05-26 | 富士電機株式会社 | 半導体装置、および、半導体装置の製造方法 |
CN113066850A (zh) * | 2020-01-02 | 2021-07-02 | 比亚迪半导体股份有限公司 | 逆导型igbt器件及制备方法 |
Also Published As
Publication number | Publication date |
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DE102005032074A1 (de) | 2007-01-18 |
JP5022642B2 (ja) | 2012-09-12 |
DE102005032074B4 (de) | 2007-07-26 |
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