KR20030060737A - 리드프레임 및 그 제조방법, 수지봉입형 반도체장치 및 그제조방법 - Google Patents
리드프레임 및 그 제조방법, 수지봉입형 반도체장치 및 그제조방법 Download PDFInfo
- Publication number
- KR20030060737A KR20030060737A KR1020020032120A KR20020032120A KR20030060737A KR 20030060737 A KR20030060737 A KR 20030060737A KR 1020020032120 A KR1020020032120 A KR 1020020032120A KR 20020032120 A KR20020032120 A KR 20020032120A KR 20030060737 A KR20030060737 A KR 20030060737A
- Authority
- KR
- South Korea
- Prior art keywords
- lead
- resin
- die pad
- semiconductor device
- encapsulated semiconductor
- Prior art date
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- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 3
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 3
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
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- 238000011835 investigation Methods 0.000 description 1
- WABPQHHGFIMREM-AHCXROLUSA-N lead-203 Chemical compound [203Pb] WABPQHHGFIMREM-AHCXROLUSA-N 0.000 description 1
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Classifications
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- H—ELECTRICITY
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- 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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- H01L24/42—Wire connectors; Manufacturing methods related thereto
- H01L24/47—Structure, shape, material or disposition of the wire connectors after the connecting process
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- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
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- H01L21/50—Assembly of semiconductor devices using processes or apparatus not provided for in a single one of the subgroups H01L21/06 - H01L21/326, e.g. sealing of a cap to a base of a container
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- H01L23/31—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape
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- H01L24/97—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips the devices being connected to a common substrate, e.g. interposer, said common substrate being separable into individual assemblies after connecting
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Abstract
Description
Claims (25)
- 프레임 틀과,반도체칩을 상면 상에 탑재하기 위한 다이패드와,상기 프레임 틀에 접속된 복수의 신호용 리드와,상기 프레임 틀 및 상기 다이패드에 접속된 적어도 1 개의 접지용 접속 리드를 구비하며,상기 신호용 리드 및 상기 접지용 접속리드 하부의 적어도 일부는 외부단자가 되는 리드프레임.
- 제 1 항에 있어서,적어도 일부의 상기 신호용 리드와 상기 접지용 접속리드는 번갈아 배치되는 것을 특징으로 하는 리드프레임.
- 제 1 항에 있어서,상기 각 접지용 접속리드는 단차부를 가지며,상기 단차부에서 위로 구부러지는 부분의 하면 쪽에 홈이 형성되는 것을 특징으로 하는 리드프레임.
- 제 1 항에 있어서,상기 다이패드 상면의 적어도 일부는, 상기 신호용 리드의 상면보다 0.03㎜ 이상 리드프레임 두께의 3/4 이하만큼 높아지는 것을 특징으로 하는 리드프레임.
- 제 4 항에 있어서,상기 접지용 접속리드의 단차부는, 프레스가공, 반 절단가공, 누름가공 또는 에칭 중에서 선택되는 1 가지 이상의 가공법에 의해 형성되는 것을 특징으로 하는 리드프레임.
- 제 1 항에 있어서,상기 다이패드로부터 상기 접지용 접속리드의 단차부에 걸치는 영역의 상면이 거의 평탄하며,상기 단차부 하부에 단차가 형성되는 것을 특징으로 하는 리드프레임.
- 제 6 항에 있어서,상기 단차부가 프레스가공 및 누름가공에 의해 형성되며,상기 단차부의 짧은 방향 크기가 상기 접지용 접속리드의 짧은 방향 크기보다 커지는 것을 특징으로 하는 리드프레임.
- 제 1 항에 있어서,상기 단차부 중 적어도 일부의 짧은 방향 크기가, 상기 접지용 접속리드 중상기 단차부를 제외한 부분의 짧은 방향 크기보다 작아지는 것을 특징으로 하는 리드프레임.
- 제 1 항에 있어서,상기 다이패드를 지지하기 위한 현수리드를 추가로 구비하는 것을 특징으로 하는 리드프레임.
- 제 1 항 내지 제 9 항에 있어서,적어도 1 개의 상기 접지용 접속리드의 짧은 방향 크기가 상기 신호용 리드의 짧은 방향 크기의 2 배 이상인 것을 특징으로 하는 리드프레임.
- 제 1 항 또는 제 2 항에 있어서,상기 다이패드를 지지하는 현수리드를 추가로 구비하고,상기 현수리드의 하부 중 적어도 일부는 외부단자를 보강하는 보강랜드이며,상기 외부단자가 상기 다이패드 주위로 2 열 이상 배치되는 것을 특징으로 하는 리드프레임.
- 다이패드와,상기 다이패드 상면 상에 탑재되고, 접지용 패드와 전극패드를 갖는 반도체칩과,상기 다이패드 주위에 배치된 신호용 리드와,상기 다이패드에 접속된 접지용 접속리드와,접속부재와,상기 반도체칩, 다이패드 및 접속부재를 봉입함과 동시에, 상기 신호용 리드 및 접지용 접속리드 하부의 적어도 일부를 외부단자로 노출시켜 봉입하는 봉입수지를 구비하는 수지봉입형 반도체장치.
- 제 12 항에 있어서,상기 접속부재는, 상기 신호용 리드-상기 전극패드간 및 적어도 1 개의 상기 접지용 접속리드-상기 접지용 패드간을 접속하는 것을 특징으로 하는 수지봉입형 반도체장치.
- 제 12 항에 있어서,적어도 1 개의 상기 신호용 리드는, 인접하는 상기 접지용 접속리드와 상기 다이패드로 둘러싸이는 것을 특징으로 하는 수지봉입형 반도체장치.
- 제 12 항에 있어서,상기 접속부재가 금속세선이며,상기 외부단자 길이가 상기 금속세선보다 짧은 것을 특징으로 하는 수지봉입형 반도체장치.
- 제 12 항에 있어서,상기 다이패드에 접속된 현수리드를 추가로 구비하는 것을 특징으로 하는 수지봉입형 반도체장치.
- 제 16 항에 있어서,상기 현수리드와 상기 접지용 패드는 상기 접속부재로 접속되는 것을 특징으로 하는 수지봉입형 반도체장치.
- 제 12 항에 있어서,상기 다이패드의 적어도 일부가 노출되며,상기 접지용 접속리드 중 상기 다이패드와의 접속부 부근 하면이 위를 향해 구부러지는 것을 특징으로 하는 수지봉입형 반도체장치.
- 제 18 항에 있어서,상기 접지용 접속리드 중 상기 다이패드와의 접속부 부근 상면이 위를 향해 구부러지는 것을 특징으로 하는 수지봉입형 반도체장치.
- 제 12 항에 있어서,상기 접속부재가 금속범프이며,상기 반도체칩 주면이 다이패드 상면과 대향하는 것을 특징으로 하는 수지봉입형 반도체장치.
- 제 16 항에 있어서,상기 현수리드는 상기 외부단자의 보강단자로서 기능하며,상기 외부단자의 형상이 원형, 거의 타원형 및 거의 장방형 중에서 선택된 하나인 것을 특징으로 하는 수지봉입형 반도체장치.
- 제 21 항에 있어서,상기 외부단자는 상기 다이패드 주위로 2 열 이상 배치되는 것을 특징으로 하는 수지봉입형 반도체장치.
- 제 12 항 내지 제 22 항 중 어느 한 항에 있어서,상기 반도체칩에 탑재되는 반도체소자 중 적어도 1 개는, 1.5GHz 이상의 주파수에서 전력을 증폭 또는 감쇠하는 것을 특징으로 하는 수지봉입형 반도체장치.
- 다이패드와, 상기 다이패드에 접속되는 접지용 접속리드를 갖는 리드프레임의 제조방법이며,상기 접지용 접속리드 중 상기 다이패드와의 접속부 근방 하부에 복수의 홈을 형성하는 공정(a)과,프레스가공에 의해 상기 복수의 홈 사이를 위쪽으로 구부려 단차부를 형성하는 공정(b)을 포함하는 리드프레임의 제조방법.
- 다이패드와, 상기 다이패드에 접속된 접지용 접속리드와, 접지용 패드를 갖는 반도체칩을 구비하며, 상기 접지용 접속리드의 하부 일부가 외부단자로서 기능하는 수지봉입형 반도체장치의 제조방법이며,다이패드와의 접속부 근방에 위쪽으로 구부러진 단차부를 갖고, 또 상기 단차부의 위로 구부러지는 부분의 하면 쪽에 홈이 형성된 접지용 접속리드를 갖는 리드프레임의 하면 쪽에 봉함 테이프를 붙이는 공정(a)과,상기 공정(a) 후에, 상기 반도체칩의 접지용 패드와 상기 접지용 접속리드를 접속하는 접속부재를 형성하는 공정(b)과,상기 공정(b) 후에, 상기 외부단자가 봉입수지에 의해 피복되지 않도록 수지봉입을 실시하는 공정(c)을 포함하는 수지봉입형 반도체장치의 제조방법.
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2002
- 2002-01-09 JP JP2002002771A patent/JP2003204027A/ja active Pending
- 2002-06-08 KR KR20020032120A patent/KR100541494B1/ko active IP Right Grant
- 2002-06-19 US US10/173,900 patent/US8193091B2/en not_active Expired - Fee Related
- 2002-07-11 TW TW91115421A patent/TW560032B/zh not_active IP Right Cessation
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Cited By (1)
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KR20050004059A (ko) * | 2003-07-02 | 2005-01-12 | 가부시끼가이샤 르네사스 테크놀로지 | 반도체 장치 및 리드 프레임 |
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TW560032B (en) | 2003-11-01 |
US8193091B2 (en) | 2012-06-05 |
KR100541494B1 (ko) | 2006-01-16 |
EP1328023A3 (en) | 2004-12-22 |
US20030127711A1 (en) | 2003-07-10 |
JP2003204027A (ja) | 2003-07-18 |
EP1328023A2 (en) | 2003-07-16 |
EP1328023B1 (en) | 2012-02-01 |
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