KR101059361B1 - 리드 프레임 및 반도체 발광장치 - Google Patents
리드 프레임 및 반도체 발광장치 Download PDFInfo
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- KR101059361B1 KR101059361B1 KR1020057012373A KR20057012373A KR101059361B1 KR 101059361 B1 KR101059361 B1 KR 101059361B1 KR 1020057012373 A KR1020057012373 A KR 1020057012373A KR 20057012373 A KR20057012373 A KR 20057012373A KR 101059361 B1 KR101059361 B1 KR 101059361B1
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- lead frame
- alloy coating
- silver
- palladium
- nickel
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/857—Interconnections, e.g. lead-frames, bond wires or solder balls
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/488—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of soldered or bonded constructions
- H01L23/495—Lead-frames or other flat leads
- H01L23/49579—Lead-frames or other flat leads characterised by the materials of the lead frames or layers thereon
- H01L23/49582—Metallic layers on lead frames
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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
- 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
- H01L2224/85—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 wire connector
- H01L2224/8538—Bonding interfaces outside the semiconductor or solid-state body
- H01L2224/85399—Material
- H01L2224/854—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
- H01L2224/85438—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
- H01L2224/85439—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
- H01L2224/80—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
- H01L2224/85—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 wire connector
- H01L2224/8538—Bonding interfaces outside the semiconductor or solid-state body
- H01L2224/85399—Material
- H01L2224/854—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
- H01L2224/85463—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 1550°C
- H01L2224/85464—Palladium (Pd) as principal constituent
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- 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
- H01L24/01—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
- H01L24/42—Wire connectors; Manufacturing methods related thereto
- H01L24/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L24/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
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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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- 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
- H01L2924/01046—Palladium [Pd]
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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
- H01L2924/01—Chemical elements
- H01L2924/01078—Platinum [Pt]
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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
- H01L2924/01—Chemical elements
- H01L2924/01079—Gold [Au]
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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
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
- H01L2924/1204—Optical Diode
- H01L2924/12041—LED
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Led Device Packages (AREA)
- Lead Frames For Integrated Circuits (AREA)
Abstract
Description
Claims (11)
- 반도체 발광장치용 리드 프레임으로,리드 프레임 몸체(body)와,상기 리드 프레임 몸체 상에 형성된 복수 층의 금속 코팅으로 이루어지며,상기 리드 프레임은,상기 반도체 발광장치의 패키지에 둘러싸이게 되는 인너부가 공극에 의해 이격된 한 쌍의 인너 리드를 서로 가까워지는 방향으로 연장하여 구성되고,상기 패키지는 비 투명 수지로 이루어지는 베이스부와 투명 수지로 이루어지는 덮개부로 구성되며,상기 인너 리드 중 상기 덮개부에 접하는 부분의 최 외곽(outermost) 층은 은 또는 은-합금 코팅인 것을 특징으로 하는 리드 프레임.
- 삭제
- 청구항 1에 있어서,상기 한 쌍의 인너 리드에는 다른 한 쌍의 인너 리드가 상기 한 쌍의 인너 리드와 동일한 위치 관계를 가지고 상기 한 쌍의 인너 리드에 인접하여 설치되어 있고,2쌍의 인너 리드 각각의 소정의 위치에는 발광소자가 탑재되는 것을 특징으로 하는 리드 프레임.
- 청구항 1에 있어서,상기 복수 층의 금속 코팅은 금 또는 금-합금 코팅, 니켈 또는 니켈-합금 코팅 및 팔라듐 또는 팔라듐-합금 코팅을 더 포함하고,상기 니켈 또는 니켈-합금 코팅, 상기 팔라듐 또는 팔라듐-합금코팅, 상기 금 또는 금-합금 코팅 및 상기 은 또는 은-합금 코팅은 기재된 순서로 형성되며, 상기 니켈 또는 니켈-합금 코팅과 상기 팔라듐 또는 팔라듐-합금 코팅은 상기 리드 프레임의 몸체를 완전히 커버하는 것을 특징으로 하는 리드 프레임.
- 청구항 1에 있어서,상기 복수 층의 금속 코팅은 금 또는 금-합금 코팅을 더 포함하고,상기 은 또는 은-합금 코팅은 상기 리드 프레임 몸체를 완전히 커버하며,상기 금 또는 금-합금 코팅은 상기 리드 프레임의 상기 인너 리드 중 상기 덮개부에 접하는 부분 이외의 부분에서만 상기 은 또는 은-합금 코팅 위에 형성되는 것을 특징으로 하는 리드 프레임.
- 청구항 5에 있어서,상기 복수의 금속 코팅은 니켈 또는 니켈-합금 코팅과 팔라듐 또는 팔라듐-합금 코팅을 더 포함하고,상기 니켈 또는 니켈-합금 코팅, 상기 팔라듐 또는 팔라듐-합금 코팅, 상기 은 또는 은-합금 코팅 및 상기 금 또는 금-합금 코팅은 기재된 순서로 형성되며, 상기 니켈 또는 니켈-합금 코팅과 상기 팔라듐 또는 팔라듐-합금 코팅은 상기 리드 프레임 몸체를 완전히 커버하는 것을 특징으로 하는 리드 프레임.
- 청구항 1에 있어서,상기 은 또는 은-합금 코팅은 0.1㎛ 이상의 두께를 갖는 것을 특징으로 하는 리드 프레임.
- 삭제
- 삭제
- 청구항 1에 있어서,상기 반도체 발광장치를 형성하도록 반도체 발광소자가 실장되는 것을 특징으로 하는 리드 프레임.
- 반도체 발광소자와, 상기 반도체 발광소자를 둘러싸는 패키지와, 복수 층의 금속 코팅이 형성된 리드 프레임으로 이루어지는 반도체 발광장치로,상기 패키지는 비 투명 수지로 이루어지는 베이스부와 투명 수지로 이루어지는 덮개부로 구성되며,상기 리드 프레임은,상기 패키지에 둘러싸이게 되는 인너부가 공극에 의해 이격된 한 쌍의 인너 리드를 서로 가까워지는 방향으로 연장하여 구성되고,상기 인너 리드 중 상기 덮개부에 접하는 부분의 최 외곽 층은 은 또는 은-합금 코팅인 것을 특징으로 하는 반도체 발광장치.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003007988 | 2003-01-16 | ||
JPJP-P-2003-00007988 | 2003-01-16 | ||
PCT/JP2004/000152 WO2004064154A1 (en) | 2003-01-16 | 2004-01-13 | Lead frame for a semiconductor device |
Publications (2)
Publication Number | Publication Date |
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KR20050097926A KR20050097926A (ko) | 2005-10-10 |
KR101059361B1 true KR101059361B1 (ko) | 2011-08-24 |
Family
ID=32709142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020057012373A Expired - Lifetime KR101059361B1 (ko) | 2003-01-16 | 2004-01-13 | 리드 프레임 및 반도체 발광장치 |
Country Status (7)
Country | Link |
---|---|
US (3) | US7692277B2 (ko) |
KR (1) | KR101059361B1 (ko) |
CN (2) | CN100499099C (ko) |
DE (1) | DE112004000155B4 (ko) |
MY (1) | MY144642A (ko) |
TW (1) | TWI264105B (ko) |
WO (1) | WO2004064154A1 (ko) |
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- 2004-01-13 KR KR1020057012373A patent/KR101059361B1/ko not_active Expired - Lifetime
- 2004-01-13 WO PCT/JP2004/000152 patent/WO2004064154A1/en active Application Filing
- 2004-01-13 CN CN2009101347600A patent/CN101546803B/zh not_active Expired - Lifetime
- 2004-01-13 DE DE112004000155.2T patent/DE112004000155B4/de not_active Expired - Lifetime
- 2004-01-13 US US10/542,419 patent/US7692277B2/en not_active Expired - Lifetime
- 2004-01-15 MY MYPI20040108A patent/MY144642A/en unknown
- 2004-01-15 TW TW093101058A patent/TWI264105B/zh not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
---|---|
KR20050097926A (ko) | 2005-10-10 |
CN101546803B (zh) | 2010-12-08 |
US7994616B2 (en) | 2011-08-09 |
DE112004000155B4 (de) | 2019-06-19 |
US8541871B2 (en) | 2013-09-24 |
CN100499099C (zh) | 2009-06-10 |
TWI264105B (en) | 2006-10-11 |
WO2004064154A1 (en) | 2004-07-29 |
CN1795554A (zh) | 2006-06-28 |
US7692277B2 (en) | 2010-04-06 |
TW200416993A (en) | 2004-09-01 |
US20100155770A1 (en) | 2010-06-24 |
CN101546803A (zh) | 2009-09-30 |
US20090283791A1 (en) | 2009-11-19 |
MY144642A (en) | 2011-10-31 |
US20060102936A1 (en) | 2006-05-18 |
DE112004000155T5 (de) | 2008-03-20 |
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