KR100849829B1 - 넓은 지향각을 갖는 발광다이오드 패키지 - Google Patents
넓은 지향각을 갖는 발광다이오드 패키지 Download PDFInfo
- Publication number
- KR100849829B1 KR100849829B1 KR1020080024876A KR20080024876A KR100849829B1 KR 100849829 B1 KR100849829 B1 KR 100849829B1 KR 1020080024876 A KR1020080024876 A KR 1020080024876A KR 20080024876 A KR20080024876 A KR 20080024876A KR 100849829 B1 KR100849829 B1 KR 100849829B1
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- KR
- South Korea
- Prior art keywords
- encapsulation
- package
- lead frame
- led
- 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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- 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
- H01L2224/45139—Silver (Ag) as principal constituent
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- 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
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- 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
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
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- 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
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/00014—Technical content checked by a classifier the subject-matter covered by the group, the symbol of which is combined with the symbol of this group, being disclosed without further technical details
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- Led Device Packages (AREA)
Abstract
Description
Claims (7)
- 서로 간격을 두고 배치되고, 열 및 전기 전도체로 된 제1 리드 프레임 및 제2 리드 프레임;상기 제1 리드 프레임 및 제2 리드 프레임과 전기적으로 연결된 LED 칩;상기 제1 및 제2 리드 프레임의 적어도 일부를 둘러싸고, 상기 제1 리드 프레임의 연장부와 상기 제2 리드 프레임의 연장부를 외부로 돌출시키며, 경사진 내면이 상기 LED 칩 둘레에 컵부를 형성하는 패키지 본체;상기 LED 칩을 봉지하면서 상기 컵부를 적어도 부분적으로 채운 제1 봉지부; 및상기 제1 봉지부 보다 큰 굴절률을 갖고 상기 제1 봉지부의 상층에서 상기 본체의 컵부에 배치된 제2 봉지부를 포함하고,상기 제1 리드 프레임은 상기 LED 칩이 장착된 기부, 상기 기부로부터 외측으로 경사지게 상향 연장된 연결부 및 상기 연결부로부터 다시 수평으로 연장된 연장부를 포함하며,상기 제1 봉지부 및 제2 봉지부는 상기 굴절률의 차이에 기초하여 상기 LED 칩으로부터 상기 패키지 본체의 경사진 내면 쪽으로 향해 진행하는 빛의 적어도 일부를 상기 경사진 내면과 부딪침이 없이 외부로 방출하여 지향각을 증가시키도록 구성된 것을 특징으로 하는 LED 패키지.
- 제 1 항에 있어서, 상기 제2 봉지부는 굴절률 증가용 필러를 함유한 것을 특징으로 하는 LED 패키지.
- 제 1 항 또는 제 2 항에 있어서, 상기 제2 봉지부는 돔 형태로 상기 패키지 본체의 상단 너머로 돌출한 것을 특징으로 하는 LED 패키지.
- 제 1 항에 있어서, 상기 제2 봉지부는 광확산제를 함유하는 것을 특징으로 하는 LED 패키지.
- 제 4 항에 있어서, 상기 광확산제는 중합체(polymer), 오팔계 광물, SiO2, 및 TiO2로 이루어진 군에서 선택된 적어도 하나인 것을 특징으로 하는 LED 패키지.
- 제 1 항에 있어서, 상기 제1 봉지부는 광확산제를 함유하며, 상기 제2 봉지부는 돔 형태로 상기 패키지 본체의 상단 너머로 돌출하도록 상기 제1 봉지부의 상 면에 부착된 것을 특징으로 하는 LED 패키지.
- 제 6 항에 있어서, 상기 광확산제는 중합체(polymer), 오팔계 광물, SiO2, 및 TiO2로 이루어진 군에서 선택된 적어도 하나인 것을 특징으로 하는 LED 패키지.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080024876A KR100849829B1 (ko) | 2008-03-18 | 2008-03-18 | 넓은 지향각을 갖는 발광다이오드 패키지 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080024876A KR100849829B1 (ko) | 2008-03-18 | 2008-03-18 | 넓은 지향각을 갖는 발광다이오드 패키지 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060037837A Division KR20070105564A (ko) | 2006-04-26 | 2006-04-26 | 넓은 지향각을 갖는 발광다이오드 패키지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080030009A KR20080030009A (ko) | 2008-04-03 |
KR100849829B1 true KR100849829B1 (ko) | 2008-07-31 |
Family
ID=39532310
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020080024876A Expired - Fee Related KR100849829B1 (ko) | 2008-03-18 | 2008-03-18 | 넓은 지향각을 갖는 발광다이오드 패키지 |
Country Status (1)
Country | Link |
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KR (1) | KR100849829B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101039930B1 (ko) * | 2009-10-23 | 2011-06-09 | 엘지이노텍 주식회사 | 발광소자 패키지 및 그 제조방법 |
CN108886079B (zh) | 2016-03-22 | 2022-07-19 | 苏州乐琻半导体有限公司 | 发光器件 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004265985A (ja) * | 2003-02-28 | 2004-09-24 | Citizen Electronics Co Ltd | 発光ダイオード |
JP2005244222A (ja) * | 2004-02-27 | 2005-09-08 | Agilent Technol Inc | Led光に指向性が与えられるledデバイス及び方法 |
KR20060023663A (ko) * | 2004-09-10 | 2006-03-15 | 서울반도체 주식회사 | 다중 몰딩수지를 갖는 발광다이오드 패키지 |
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2008
- 2008-03-18 KR KR1020080024876A patent/KR100849829B1/ko not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004265985A (ja) * | 2003-02-28 | 2004-09-24 | Citizen Electronics Co Ltd | 発光ダイオード |
JP2005244222A (ja) * | 2004-02-27 | 2005-09-08 | Agilent Technol Inc | Led光に指向性が与えられるledデバイス及び方法 |
KR20060023663A (ko) * | 2004-09-10 | 2006-03-15 | 서울반도체 주식회사 | 다중 몰딩수지를 갖는 발광다이오드 패키지 |
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Publication number | Publication date |
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KR20080030009A (ko) | 2008-04-03 |
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