JP3917619B2 - 半導体発光素子の製法 - Google Patents
半導体発光素子の製法 Download PDFInfo
- Publication number
- JP3917619B2 JP3917619B2 JP2004343711A JP2004343711A JP3917619B2 JP 3917619 B2 JP3917619 B2 JP 3917619B2 JP 2004343711 A JP2004343711 A JP 2004343711A JP 2004343711 A JP2004343711 A JP 2004343711A JP 3917619 B2 JP3917619 B2 JP 3917619B2
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- JP
- Japan
- Prior art keywords
- semiconductor
- substrate
- light emitting
- layer
- led chip
- 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
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- 239000004065 semiconductor Substances 0.000 title claims description 111
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 239000000758 substrate Substances 0.000 claims description 124
- 229910052594 sapphire Inorganic materials 0.000 claims description 31
- 239000010980 sapphire Substances 0.000 claims description 31
- 229910002601 GaN Inorganic materials 0.000 claims description 16
- -1 gallium nitride compound Chemical class 0.000 claims description 10
- 238000005498 polishing Methods 0.000 claims description 7
- 238000010030 laminating Methods 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 description 19
- 239000002184 metal Substances 0.000 description 19
- 238000000034 method Methods 0.000 description 15
- 239000000853 adhesive Substances 0.000 description 10
- 230000001070 adhesive effect Effects 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 150000001875 compounds Chemical class 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 238000005253 cladding Methods 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000005530 etching Methods 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 229910021478 group 5 element Inorganic materials 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 229910002704 AlGaN Inorganic materials 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical group [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002488 metal-organic chemical vapour deposition Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
- H01L2224/45001—Core members of the connector
- H01L2224/45099—Material
- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/45144—Gold (Au) as principal constituent
-
- 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
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
-
- 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
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/49—Structure, shape, material or disposition of the wire connectors after the connecting process of a plurality of wire connectors
- H01L2224/491—Disposition
- H01L2224/49105—Connecting at different heights
- H01L2224/49107—Connecting at different heights on the semiconductor or solid-state body
Landscapes
- Led Device Packages (AREA)
- Led Devices (AREA)
Description
3 n形層
4 活性層
5 p形層
8 p側電極
9 n側電極
10 半導体積層部
30 LEDチップ
31 絶縁基板
32 端子電極
33 端子電極
34 金線
35 樹脂パッケージ
Claims (2)
- (a)ウェハ状のサファイア基板上に発光層を形成すべくチッ化ガリウム系化合物半導体からなる半導体層を積層して半導体積層部を形成し、
(b)該半導体積層部の表面側に一対の電極を形成した後に支持基板を貼着し、
(c)前記半導体積層部が設けられたサファイア基板を裏面側から研磨することによりサファイア基板の厚さを10〜50μmにし、
(d)ウェハから各発光素子チップに切断分離し、
(e)該発光素子チップの研磨された面を下にして両端部に端子電極を有する絶縁基板上にマウントした後に前記支持基板を除去し、
(f)露出した前記半導体積層部の表面側の一対の電極を前記絶縁基板の両端部の端子電極とワイヤボンディングをする
ことを特徴とする半導体発光素子の製法。 - (a)ウェハ状のサファイア基板上に発光層を形成すべくチッ化ガリウム系化合物半導体からなる半導体層を積層して半導体積層部を形成し、
(b)該半導体積層部の表面側に一対の電極を形成した後に支持基板を貼着し、
(c)前記半導体積層部が設けられたサファイア基板を裏面側から研磨することによりサファイア基板の厚さを10〜50μmにし、
(d)ウェハから各発光素子チップに切断分離し、
(e’)該発光素子チップの研磨された面を保持して前記支持基板を除去し、
(f’)該支持基板の除去により露出した前記半導体積層部の表面側の一対の電極が、両端部に端子電極を有する絶縁基板上に該端子電極のそれぞれと直接接続されるように前記発光素子チップをマウントする
ことを特徴とする半導体発光素子の製法。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004343711A JP3917619B2 (ja) | 1997-01-24 | 2004-11-29 | 半導体発光素子の製法 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1122497 | 1997-01-24 | ||
| JP2004343711A JP3917619B2 (ja) | 1997-01-24 | 2004-11-29 | 半導体発光素子の製法 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11807397A Division JP4146527B2 (ja) | 1997-01-24 | 1997-05-08 | 半導体発光素子およびその製法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005094031A JP2005094031A (ja) | 2005-04-07 |
| JP3917619B2 true JP3917619B2 (ja) | 2007-05-23 |
Family
ID=34466453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004343711A Expired - Fee Related JP3917619B2 (ja) | 1997-01-24 | 2004-11-29 | 半導体発光素子の製法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3917619B2 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005035722B9 (de) * | 2005-07-29 | 2021-11-18 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronischer Halbleiterchip und Verfahren zu dessen Herstellung |
| JP4971672B2 (ja) * | 2005-09-09 | 2012-07-11 | パナソニック株式会社 | 発光装置 |
| DE202009018419U1 (de) * | 2009-03-09 | 2011-08-17 | Tridonic Jennersdorf Gmbh | LED-Modul mit verbesserter Lichtleistung |
| JP6349953B2 (ja) * | 2014-05-20 | 2018-07-04 | 日亜化学工業株式会社 | 発光装置の製造方法 |
-
2004
- 2004-11-29 JP JP2004343711A patent/JP3917619B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005094031A (ja) | 2005-04-07 |
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