JP5150803B2 - 複数のメサを有するラテラル導電型ショットキーダイオード - Google Patents
複数のメサを有するラテラル導電型ショットキーダイオード Download PDFInfo
- Publication number
- JP5150803B2 JP5150803B2 JP2005039132A JP2005039132A JP5150803B2 JP 5150803 B2 JP5150803 B2 JP 5150803B2 JP 2005039132 A JP2005039132 A JP 2005039132A JP 2005039132 A JP2005039132 A JP 2005039132A JP 5150803 B2 JP5150803 B2 JP 5150803B2
- Authority
- JP
- Japan
- Prior art keywords
- contact
- schottky diode
- mesa
- mesas
- semiconductor device
- 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.)
- Expired - Fee Related
Links
- 229910052751 metal Inorganic materials 0.000 claims description 147
- 239000002184 metal Substances 0.000 claims description 147
- 239000004065 semiconductor Substances 0.000 claims description 130
- 239000000758 substrate Substances 0.000 claims description 44
- 239000004020 conductor Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 11
- 238000005530 etching Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000000059 patterning Methods 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims 15
- 238000004513 sizing Methods 0.000 claims 1
- 150000004767 nitrides Chemical class 0.000 description 19
- 239000000463 material Substances 0.000 description 17
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 14
- 239000010931 gold Substances 0.000 description 14
- 229910002601 GaN Inorganic materials 0.000 description 13
- 229910052710 silicon Inorganic materials 0.000 description 11
- 229910000679 solder Inorganic materials 0.000 description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 10
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 10
- 239000010703 silicon Substances 0.000 description 10
- 238000009826 distribution Methods 0.000 description 7
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 7
- 229910052737 gold Inorganic materials 0.000 description 7
- 239000002019 doping agent Substances 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 238000002161 passivation Methods 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 3
- 229910052733 gallium Inorganic materials 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000004806 packaging method and process Methods 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 238000003877 atomic layer epitaxy Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000001451 molecular beam epitaxy Methods 0.000 description 2
- 238000005546 reactive sputtering Methods 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 239000002470 thermal conductor Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects 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
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 150000002902 organometallic compounds Chemical class 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L24/81—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a bump connector
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/124—Shapes, relative sizes or dispositions of the regions of semiconductor bodies or of junctions between the regions
- H10D62/126—Top-view geometrical layouts of the regions or the junctions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D8/00—Diodes
- H10D8/60—Schottky-barrier diodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/80—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected
- H01L2224/81—Methods for connecting semiconductor or other solid state bodies using means for bonding being attached to, or being formed on, the surface to be connected using a bump connector
- H01L2224/818—Bonding techniques
- H01L2224/81801—Soldering or alloying
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01005—Boron [B]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01006—Carbon [C]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01012—Magnesium [Mg]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01013—Aluminum [Al]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01023—Vanadium [V]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/0103—Zinc [Zn]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01032—Germanium [Ge]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01033—Arsenic [As]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01049—Indium [In]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01078—Platinum [Pt]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01079—Gold [Au]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/01—Chemical elements
- H01L2924/01087—Francium [Fr]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/013—Alloys
- H01L2924/014—Solder alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
- H01L2924/1203—Rectifying Diode
- H01L2924/12032—Schottky diode
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/85—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group III-V materials, e.g. GaAs
- H10D62/8503—Nitride Group III-V materials, e.g. AlN or GaN
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Electrodes Of Semiconductors (AREA)
Description
102 基体
104 バッファ層
106 高ドープ半導体層
108 低ドープ半導体層
110 ショットキー接触金属層
112、118 ボンドパッド金属層
114 不動態化層
116 オーミック接触金属層
300 ショットキーダイオード
302 基体
304 バッファ層
306 高ドープ層
308 低ドープ層
310 ショットキー接触金属層
312 ボンドパッド金属層
316、318 オーミック接触金属層
320、322 はんだバンプ
400 サブマウント構造
402 端子
404 端子領域
410、412 接触層
420、422 接触領域
500 サブマウント
502 サブマウント基体
510、512 接触領域
520、522 共通接点
530、532 バイア
540、542 端子
600 ショットキーダイオード
602 基体
604 バッファ層
606 高ドープ層
608 低ドープ層
610 ショットキー接触金属層
612、618 ボンドパッド金属層
616 オーミック接触金属層
624 ブリッジメサ
626 中央メサ
628 指形メサ
640 仮想矩形
Claims (18)
- ショットキーダイオード半導体デバイスであって、
第1の接触表面を限定している第1の半導体層と、
上記第1の接触表面から突出し、上記第1の接触表面の一部分によって互いに他から分離されている複数のメサと、
を含み、
上記メサは少なくとも部分的に第2の半導体層を形成し、上記各メサは第2の接触表面を限定し、上記第1の半導体層は上記第2の半導体層と同一の導電型であって、上記第2の半導体層よりも重度にドープされており、
上記第1の接触表面と実質的にオーミック接触するように配置されている1またはそれ以上の第1の接触金属であって、その少なくとも一部が、少なくとも若干の上記メサの間を伸びている1またはそれ以上の第1の接触金属と、
少なくとも若干の上記メサの上記第2の接触表面とそれぞれ接触するように配置され、上記第2の接触表面との間にショットキー接触を形成している複数の第2の接触金属と、
を更に含むことを特徴とするショットキーダイオード半導体デバイス。 - 上記各メサは、順方向動作電圧によるバイアス時にメサ全体にわたって一定の電流密度を有することを特徴とする請求項1に記載のショットキーダイオード半導体デバイス。
- 上記各メサは、上記第1の半導体層の一部分を含むことを特徴とする請求項1または2に記載のショットキーダイオード半導体デバイス。
- ショットキーダイオード半導体デバイスであって、
第1の接触表面を限定している第1の半導体層と、
上記第1の接触表面から突出している複数のメサと、
を含み、
上記メサは少なくとも部分的に第2の半導体層を形成し、上記各メサは第2の接触表面を限定し、上記第1の半導体層は上記第2の半導体層と同一の導電型であって、上記第2の半導体層よりも重度にドープされており、
上記第1の接触表面と実質的にオーミック接触するように配置されている1またはそれ以上の第1の接触金属であって、その少なくとも一部が、少なくとも若干の上記メサの間を伸びている1またはそれ以上の第1の接触金属と、
少なくとも若干の上記メサの上記第2の接触表面とそれぞれ接触するように配置され、上記第2の接触表面との間にショットキー接触を形成している複数の第2の接触金属と、
を更に含み、
少なくとも若干の上記メサは少なくとも若干の他のメサと交叉し、入り組んだ周縁を有する形状を限定していることを特徴とするショットキーダイオード半導体デバイス。 - 少なくとも若干の上記メサは主部分及び上記主部分から伸びる複数の延長部分を有する形状を限定し、上記延長部分は上記第1の接触表面の領域と指を組合わせた形状になっていることを特徴とする請求項4に記載のショットキーダイオード半導体デバイス。
- 上記主部分は少なくとも第1の方向に細長く、少なくとも若干の上記延長部分は上記第1の方向を横切る第2の方向に細長いことを特徴とする請求項5に記載のショットキーダイオード半導体デバイス。
- 1またはそれ以上の第1及び第2の導体が、それぞれ、上記1またはそれ以上の第1の接触金属及び第2の接触金属に接続されていることを特徴とする請求項1乃至3の何れか1つに記載のショットキーダイオード半導体デバイス。
- 上記1またはそれ以上の第1及び第2の導体は、相互接続用バンプを含むことを特徴とする請求項7に記載のショットキーダイオード半導体デバイス。
- 請求項1、2、3、7または8の何れか1つに記載のショットキーダイオード半導体デバイスのフリップチップアセンブリ、及び上記ショットキーダイオード半導体デバイスを取り付けるのに適するサブマウント構造。
- 上記ショットキーダイオード半導体デバイスを取付けるための上面を有するサブマウント基体と、
上記サブマウント表面の上面に露出され、1またはそれ以上の第1の接触金属にそれぞれ電気的に接続されている1またはそれ以上の第1のサブマウント接点と、
上記サブマウント表面の上面に露出され、1またはそれ以上の第2の接触金属にそれぞれ電気的に接続されている1またはそれ以上の第2のサブマウント接点と、
を含むことを特徴とする請求項9に記載のフリップチップアセンブリ。 - ショットキーダイオード半導体デバイスを形成する方法であって、
第1の半導体層及び第2の半導体層を含む半導体ボディを準備するステップを含み、上記両半導体層は同一の導電型であり、上記第1の半導体層は上記第2の半導体層よりも重度にドープされており、
上記半導体ボディの1またはそれ以上の領域をパターン化してエッチングし、第1の接触表面から突出し且つ上記第1の接触表面の一部分によって互いに他から分離されている複数のメサを限定するステップを更に含み、上記メサは少なくとも部分的に上記第2の半導体層を形成し、各メサは第2の接触表面を限定しており、
上記第1の接触表面と実質的にオーミック接触するように配置されている1またはそれ以上の第1の接触金属であって、その少なくとも一部が、少なくとも若干の上記メサの間を伸びている1またはそれ以上の第1の接触金属を形成させるステップと、
上記各メサの上記第2の接触表面とそれぞれ接触し、上記各メサとショットキー接触するように配置されている複数の第2の接触金属を形成させるステップと、
を更に含むことを特徴とする方法。 - 上記各メサを、順方向動作電圧によるバイアス時にメサ全体にわたって一定の電流密度を有するような大きさに作るステップを含むことを特徴とする請求項11に記載の方法。
- 上記各メサは、順方向動作電圧によるバイアス時にメサ全体にわたって一定の電流密度を有することを特徴とする請求項4に記載のショットキーダイオード半導体デバイス。
- 上記各メサは、上記第1の半導体層の一部分を含むことを特徴とする請求項4に記載のショットキーダイオード半導体デバイス。
- 1またはそれ以上の第1及び第2の導体が、それぞれ、上記1またはそれ以上の第1の接触金属及び第2の接触金属に接続されていることを特徴とする請求項4に記載のショットキーダイオード半導体デバイス。
- 上記1またはそれ以上の第1及び第2の導体は、相互接続用バンプを含むことを特徴とする請求項15に記載のショットキーダイオード半導体デバイス。
- 請求項4乃至6または13乃至16の何れか1つに記載のショットキーダイオード半導体デバイスのフリップチップアセンブリ、及び上記ショットキーダイオード半導体デバイスを取り付けるのに適するサブマウント構造。
- 上記ショットキーダイオード半導体デバイスを取付けるための上面を有するサブマウント基体と、
上記サブマウント表面の上面に露出され、1またはそれ以上の第1の接触金属にそれぞれ電気的に接続されている1またはそれ以上の第1のサブマウント接点と、
上記サブマウント表面の上面に露出され、1またはそれ以上の第2の接触金属にそれぞれ電気的に接続されている1またはそれ以上の第2のサブマウント接点と、
を含むことを特徴とする請求項17に記載のフリップチップアセンブリ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/780,363 US7084475B2 (en) | 2004-02-17 | 2004-02-17 | Lateral conduction Schottky diode with plural mesas |
US10/780363 | 2004-02-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005236288A JP2005236288A (ja) | 2005-09-02 |
JP5150803B2 true JP5150803B2 (ja) | 2013-02-27 |
Family
ID=34701448
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005039132A Expired - Fee Related JP5150803B2 (ja) | 2004-02-17 | 2005-02-16 | 複数のメサを有するラテラル導電型ショットキーダイオード |
Country Status (8)
Country | Link |
---|---|
US (1) | US7084475B2 (ja) |
EP (1) | EP1564815B1 (ja) |
JP (1) | JP5150803B2 (ja) |
CN (1) | CN100517763C (ja) |
AT (1) | ATE392717T1 (ja) |
DE (1) | DE602005006025T2 (ja) |
FR (1) | FR2870046B1 (ja) |
TW (2) | TWI411008B (ja) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7417266B1 (en) | 2004-06-10 | 2008-08-26 | Qspeed Semiconductor Inc. | MOSFET having a JFET embedded as a body diode |
US7436039B2 (en) * | 2005-01-06 | 2008-10-14 | Velox Semiconductor Corporation | Gallium nitride semiconductor device |
US20060151868A1 (en) * | 2005-01-10 | 2006-07-13 | Zhu Tinggang | Package for gallium nitride semiconductor devices |
CN100385686C (zh) * | 2005-08-30 | 2008-04-30 | 浙江大学 | 一种多晶锗硅肖特基二极管及其制备方法 |
US8026568B2 (en) * | 2005-11-15 | 2011-09-27 | Velox Semiconductor Corporation | Second Schottky contact metal layer to improve GaN Schottky diode performance |
US7915643B2 (en) * | 2007-09-17 | 2011-03-29 | Transphorm Inc. | Enhancement mode gallium nitride power devices |
US8519438B2 (en) | 2008-04-23 | 2013-08-27 | Transphorm Inc. | Enhancement mode III-N HEMTs |
US8289065B2 (en) | 2008-09-23 | 2012-10-16 | Transphorm Inc. | Inductive load power switching circuits |
US7898004B2 (en) | 2008-12-10 | 2011-03-01 | Transphorm Inc. | Semiconductor heterostructure diodes |
US8390091B2 (en) | 2009-02-03 | 2013-03-05 | Freescale Semiconductor, Inc. | Semiconductor structure, an integrated circuit including a semiconductor structure and a method for manufacturing a semiconductor structure |
US8013414B2 (en) * | 2009-02-18 | 2011-09-06 | Alpha & Omega Semiconductor, Inc. | Gallium nitride semiconductor device with improved forward conduction |
US8742459B2 (en) | 2009-05-14 | 2014-06-03 | Transphorm Inc. | High voltage III-nitride semiconductor devices |
TW201103150A (en) * | 2009-07-10 | 2011-01-16 | Tekcore Co Ltd | Group III-nitride semiconductor Schottky diode and its fabrication method |
US8390000B2 (en) | 2009-08-28 | 2013-03-05 | Transphorm Inc. | Semiconductor devices with field plates |
KR101051578B1 (ko) * | 2009-09-08 | 2011-07-22 | 삼성전기주식회사 | 반도체 소자 및 그 제조 방법 |
US8372738B2 (en) * | 2009-10-30 | 2013-02-12 | Alpha & Omega Semiconductor, Inc. | Method for manufacturing a gallium nitride based semiconductor device with improved termination scheme |
US8389977B2 (en) | 2009-12-10 | 2013-03-05 | Transphorm Inc. | Reverse side engineered III-nitride devices |
JP5665361B2 (ja) * | 2010-05-12 | 2015-02-04 | 三菱電機株式会社 | 炭化珪素半導体装置およびその製造方法 |
KR101193357B1 (ko) * | 2010-12-09 | 2012-10-19 | 삼성전기주식회사 | 질화물계 반도체 소자 및 그 제조 방법 |
US8742460B2 (en) | 2010-12-15 | 2014-06-03 | Transphorm Inc. | Transistors with isolation regions |
US8643062B2 (en) | 2011-02-02 | 2014-02-04 | Transphorm Inc. | III-N device structures and methods |
US8772842B2 (en) | 2011-03-04 | 2014-07-08 | Transphorm, Inc. | Semiconductor diodes with low reverse bias currents |
US8716141B2 (en) | 2011-03-04 | 2014-05-06 | Transphorm Inc. | Electrode configurations for semiconductor devices |
US8901604B2 (en) | 2011-09-06 | 2014-12-02 | Transphorm Inc. | Semiconductor devices with guard rings |
US9257547B2 (en) | 2011-09-13 | 2016-02-09 | Transphorm Inc. | III-N device structures having a non-insulating substrate |
US8598937B2 (en) | 2011-10-07 | 2013-12-03 | Transphorm Inc. | High power semiconductor electronic components with increased reliability |
US8633094B2 (en) | 2011-12-01 | 2014-01-21 | Power Integrations, Inc. | GaN high voltage HFET with passivation plus gate dielectric multilayer structure |
US8940620B2 (en) | 2011-12-15 | 2015-01-27 | Power Integrations, Inc. | Composite wafer for fabrication of semiconductor devices |
US9165766B2 (en) | 2012-02-03 | 2015-10-20 | Transphorm Inc. | Buffer layer structures suited for III-nitride devices with foreign substrates |
US8872235B2 (en) * | 2012-02-23 | 2014-10-28 | Infineon Technologies Austria Ag | Integrated Schottky diode for HEMTs |
WO2013155108A1 (en) | 2012-04-09 | 2013-10-17 | Transphorm Inc. | N-polar iii-nitride transistors |
US9184275B2 (en) | 2012-06-27 | 2015-11-10 | Transphorm Inc. | Semiconductor devices with integrated hole collectors |
JP5995234B2 (ja) * | 2012-08-14 | 2016-09-21 | 株式会社レーザーシステム | ダイオード、電力伝送システムおよび電源線用無線接続コネクタ |
WO2014127150A1 (en) | 2013-02-15 | 2014-08-21 | Transphorm Inc. | Electrodes for semiconductor devices and methods of forming the same |
US8928037B2 (en) | 2013-02-28 | 2015-01-06 | Power Integrations, Inc. | Heterostructure power transistor with AlSiN passivation layer |
US9087718B2 (en) | 2013-03-13 | 2015-07-21 | Transphorm Inc. | Enhancement-mode III-nitride devices |
US9245992B2 (en) | 2013-03-15 | 2016-01-26 | Transphorm Inc. | Carbon doping semiconductor devices |
WO2015009514A1 (en) | 2013-07-19 | 2015-01-22 | Transphorm Inc. | Iii-nitride transistor including a p-type depleting layer |
KR20150014641A (ko) * | 2013-07-30 | 2015-02-09 | 서울반도체 주식회사 | 질화갈륨계 다이오드 및 그 제조 방법 |
CN103400864B (zh) * | 2013-07-31 | 2016-12-28 | 中国电子科技集团公司第十三研究所 | 基于极化掺杂的GaN横向肖特基二极管 |
US9318593B2 (en) | 2014-07-21 | 2016-04-19 | Transphorm Inc. | Forming enhancement mode III-nitride devices |
US9536966B2 (en) | 2014-12-16 | 2017-01-03 | Transphorm Inc. | Gate structures for III-N devices |
US9536967B2 (en) | 2014-12-16 | 2017-01-03 | Transphorm Inc. | Recessed ohmic contacts in a III-N device |
CN108604597B (zh) | 2016-01-15 | 2021-09-17 | 创世舫电子有限公司 | 具有al(1-x)sixo栅极绝缘体的增强模式iii-氮化物器件 |
WO2017210323A1 (en) | 2016-05-31 | 2017-12-07 | Transphorm Inc. | Iii-nitride devices including a graded depleting layer |
Family Cites Families (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL167277C (nl) * | 1970-08-29 | 1981-11-16 | Philips Nv | Halfgeleiderinrichting met een plaatvorming half- geleiderlichaam met over althans een deel van de dikte van het halfgeleiderlichaam afgeschuinde randen, dat is voorzien van een metalen elektrode die een gelijkrichtende overgang vormt met het halfgeleider- lichaam en werkwijze ter vervaardiging van de halfgeleiderinrichting. |
US4250520A (en) * | 1979-03-14 | 1981-02-10 | Rca Corporation | Flip chip mounted diode |
GB2137412B (en) * | 1983-03-15 | 1987-03-04 | Standard Telephones Cables Ltd | Semiconductor device |
JPS6022357A (ja) * | 1983-07-18 | 1985-02-04 | Sumitomo Electric Ind Ltd | レベルシフト用シヨツトキダイオ−ド |
JPH0332062A (ja) * | 1989-06-29 | 1991-02-12 | Sharp Corp | 電極構造およびその電極構造を用いた半導体素子 |
CA2120610C (en) * | 1992-08-07 | 1999-03-02 | Hideaki Imai | Nitride based semiconductor device and manufacture thereof |
DE69425186T3 (de) * | 1993-04-28 | 2005-04-14 | Nichia Corp., Anan | Halbleitervorrichtung aus einer galliumnitridartigen III-V-Halbleiterverbindung und Verfahren zu ihrer Herstellung |
JPH08186083A (ja) * | 1994-12-28 | 1996-07-16 | Hitachi Ltd | 金属膜の形成方法 |
US6608327B1 (en) * | 1998-02-27 | 2003-08-19 | North Carolina State University | Gallium nitride semiconductor structure including laterally offset patterned layers |
US6331450B1 (en) * | 1998-12-22 | 2001-12-18 | Toyoda Gosei Co., Ltd. | Method of manufacturing semiconductor device using group III nitride compound |
EP1193766A4 (en) * | 1999-04-30 | 2007-05-30 | Rohm Co Ltd | SEMICONDUCTOR ASSEMBLY WITH BIPOLAR TRANSISTORS |
JP4412827B2 (ja) * | 1999-08-20 | 2010-02-10 | シャープ株式会社 | 窒化物半導体厚膜基板 |
US6184570B1 (en) * | 1999-10-28 | 2001-02-06 | Ericsson Inc. | Integrated circuit dies including thermal stress reducing grooves and microelectronic packages utilizing the same |
US6380108B1 (en) * | 1999-12-21 | 2002-04-30 | North Carolina State University | Pendeoepitaxial methods of fabricating gallium nitride semiconductor layers on weak posts, and gallium nitride semiconductor structures fabricated thereby |
US6573537B1 (en) * | 1999-12-22 | 2003-06-03 | Lumileds Lighting, U.S., Llc | Highly reflective ohmic contacts to III-nitride flip-chip LEDs |
US6586781B2 (en) * | 2000-02-04 | 2003-07-01 | Cree Lighting Company | Group III nitride based FETs and HEMTs with reduced trapping and method for producing the same |
KR100348269B1 (ko) | 2000-03-22 | 2002-08-09 | 엘지전자 주식회사 | 루데니움 산화물을 이용한 쇼트키 콘택 방법 |
US6686616B1 (en) * | 2000-05-10 | 2004-02-03 | Cree, Inc. | Silicon carbide metal-semiconductor field effect transistors |
US6344665B1 (en) * | 2000-06-23 | 2002-02-05 | Arima Optoelectronics Corp. | Electrode structure of compound semiconductor device |
JP2003069048A (ja) * | 2001-08-30 | 2003-03-07 | Sanyo Electric Co Ltd | ショットキーバリアダイオードおよびその製造方法 |
US6682968B2 (en) * | 2000-07-27 | 2004-01-27 | Sanyo Electric Co., Ltd. | Manufacturing method of Schottky barrier diode |
JP2003101036A (ja) * | 2001-09-25 | 2003-04-04 | Sanyo Electric Co Ltd | ショットキーバリアダイオードおよびその製造方法 |
JP2002305309A (ja) * | 2001-02-01 | 2002-10-18 | Hitachi Ltd | 半導体装置およびその製造方法 |
US6437374B1 (en) * | 2001-05-07 | 2002-08-20 | Xerox Corporation | Semiconductor device and method of forming a semiconductor device |
TW492202B (en) * | 2001-06-05 | 2002-06-21 | South Epitaxy Corp | Structure of III-V light emitting diode (LED) arranged in flip chip configuration having structure for preventing electrostatic discharge |
JP2003023175A (ja) * | 2001-07-10 | 2003-01-24 | Pawdec:Kk | Msm型半導体受光素子 |
US20030015708A1 (en) * | 2001-07-23 | 2003-01-23 | Primit Parikh | Gallium nitride based diodes with low forward voltage and low reverse current operation |
US6524900B2 (en) * | 2001-07-25 | 2003-02-25 | Abb Research, Ltd | Method concerning a junction barrier Schottky diode, such a diode and use thereof |
US20030034293A1 (en) * | 2001-08-16 | 2003-02-20 | Pti Advanced Filtration, Inc. | Method of treating filtration media to prevent lateral flow, blistering and de-lamination |
JP4064085B2 (ja) * | 2001-10-18 | 2008-03-19 | 三菱電機株式会社 | 半導体装置及びその製造方法 |
KR200283621Y1 (ko) * | 2002-03-18 | 2002-07-27 | (주)에스와이하이테크 | 음성도서유닛 |
US6624444B1 (en) * | 2002-03-28 | 2003-09-23 | Intel Corporation | Electrical-optical package with capacitor DC shunts and associated methods |
EP1502303B1 (en) * | 2002-04-30 | 2011-12-21 | Cree, Inc. | High voltage switching devices and process for forming same |
US7323402B2 (en) * | 2002-07-11 | 2008-01-29 | International Rectifier Corporation | Trench Schottky barrier diode with differential oxide thickness |
-
2004
- 2004-02-17 US US10/780,363 patent/US7084475B2/en not_active Expired - Lifetime
-
2005
- 2005-02-16 TW TW094104495A patent/TWI411008B/zh not_active IP Right Cessation
- 2005-02-16 JP JP2005039132A patent/JP5150803B2/ja not_active Expired - Fee Related
- 2005-02-16 TW TW101100217A patent/TWI493597B/zh not_active IP Right Cessation
- 2005-02-17 FR FR0501625A patent/FR2870046B1/fr not_active Expired - Fee Related
- 2005-02-17 CN CNB2005100075992A patent/CN100517763C/zh not_active Expired - Fee Related
- 2005-02-17 EP EP05290361A patent/EP1564815B1/en not_active Expired - Lifetime
- 2005-02-17 DE DE602005006025T patent/DE602005006025T2/de not_active Expired - Lifetime
- 2005-02-17 AT AT05290361T patent/ATE392717T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CN100517763C (zh) | 2009-07-22 |
US7084475B2 (en) | 2006-08-01 |
TWI493597B (zh) | 2015-07-21 |
JP2005236288A (ja) | 2005-09-02 |
US20050179104A1 (en) | 2005-08-18 |
CN1658402A (zh) | 2005-08-24 |
TW201230143A (en) | 2012-07-16 |
ATE392717T1 (de) | 2008-05-15 |
TW200601396A (en) | 2006-01-01 |
TWI411008B (zh) | 2013-10-01 |
FR2870046B1 (fr) | 2008-01-18 |
DE602005006025T2 (de) | 2009-05-07 |
FR2870046A1 (fr) | 2005-11-11 |
DE602005006025D1 (de) | 2008-05-29 |
EP1564815B1 (en) | 2008-04-16 |
EP1564815A1 (en) | 2005-08-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5150803B2 (ja) | 複数のメサを有するラテラル導電型ショットキーダイオード | |
US10573762B2 (en) | Vertical gallium nitride Schottky diode | |
US8927402B2 (en) | Method for forming termination structure for gallium nitride Schottky diode | |
US8026568B2 (en) | Second Schottky contact metal layer to improve GaN Schottky diode performance | |
JP5240966B2 (ja) | 窒化ガリウム半導体素子 | |
US8981432B2 (en) | Method and system for gallium nitride electronic devices using engineered substrates | |
US9171914B2 (en) | Semiconductor device | |
JP2007305954A (ja) | 電界効果トランジスタ及びその装置 | |
JP5150802B2 (ja) | 窒化物基半導体デバイスのための低ドープ層 | |
JP2008124217A (ja) | ショットキーバリアダイオード | |
KR20120017443A (ko) | 전기 절연성을 갖는 다이 에지로의 콘택트 패드들의 확장 | |
JP4925596B2 (ja) | 窒化物半導体装置 | |
CN101944540A (zh) | 第三族氮化合物萧特基二极管及其制造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20050802 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20080218 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20110708 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20110719 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20111019 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20111024 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20111118 |
|
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20120319 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20120418 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20120510 |
|
A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20120518 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20120518 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20121024 |
|
FPAY | Renewal fee payment (event date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20151214 Year of fee payment: 3 |
|
R150 | Certificate of patent or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
LAPS | Cancellation because of no payment of annual fees |