KR101013001B1 - 효과적인 열 방출을 위한 선이 없는 반도체 패키지 - Google Patents
효과적인 열 방출을 위한 선이 없는 반도체 패키지 Download PDFInfo
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- KR101013001B1 KR101013001B1 KR1020107006924A KR20107006924A KR101013001B1 KR 101013001 B1 KR101013001 B1 KR 101013001B1 KR 1020107006924 A KR1020107006924 A KR 1020107006924A KR 20107006924 A KR20107006924 A KR 20107006924A KR 101013001 B1 KR101013001 B1 KR 101013001B1
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- Prior art keywords
- die
- lead
- dies
- attach pad
- die attach
- Prior art date
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 31
- 230000017525 heat dissipation Effects 0.000 title abstract description 8
- 238000000034 method Methods 0.000 claims description 20
- 229910000679 solder Inorganic materials 0.000 claims description 17
- 239000004020 conductor Substances 0.000 claims description 14
- 239000005022 packaging material Substances 0.000 claims description 14
- 238000002844 melting Methods 0.000 claims description 11
- 230000008018 melting Effects 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 description 27
- 230000001070 adhesive effect Effects 0.000 description 27
- 239000002131 composite material Substances 0.000 description 16
- 238000000465 moulding Methods 0.000 description 16
- 239000004593 Epoxy Substances 0.000 description 15
- 239000000463 material Substances 0.000 description 7
- 229910052709 silver Inorganic materials 0.000 description 7
- 229910052718 tin Inorganic materials 0.000 description 7
- 229910052745 lead Inorganic materials 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005094 computer simulation Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000002470 thermal conductor Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
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- 238000003379 elimination reaction Methods 0.000 description 1
- 229920006336 epoxy molding compound Polymers 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- -1 for example Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
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Abstract
Description
도 1은 하우징의 내부 부품들을 도시하는 패키지화된 반도체 조립체의 도면이며;
도 2는 도 1의 패키지의 측면도이며;
도 3은 도 1의 패키지의 부품들의 분리도이며;
도 4는 본 발명의 일 공정의 플로우 다이아그램이며;
도 5는 본 발명의 일 실시예의 내부 부품의 개략적인 도면이며;
도 6은 배선된 패키지의 내부 부품의 개략적인 형상을 도시한 도면이며;
도 7은 본 발명의 다른 실시예의 형상을 도시한 도면이다.
선이 있는 패키지(600) | 선이 없는 패키지(100) | 차이 | |
다이 304/112 | 161℃ | 81℃ | 80℃ |
다이 204/114 | 88℃ | 81℃ | 7℃ |
102:히트싱크
104: 에폭시 몰딩 합성체
106, 108, 110: 리드
112, 114: 다이
202: 전도성 접착제
206: 전도성 접착제
208: 장착홀
210: 다이부착 패드
212: 단부
300: 리드 프레임
Claims (14)
- 둘 이상의 다이들을 세 개의 외부 리드들에 선이 없이 연결하기 위한 멀티칩 모듈로서:
제1 및 제2 표면들을 가지고 열적으로 및 전기적으로 전도성 있는 소재로 이루어진 히트싱크;
각 다이는 상면 위에 하나 이상의 단자와 하면에 하나의 단자를 가지며 단자들과 상기 히트싱크 사이에 전기적인 연결을 형성하기 위하여 상기 히트싱크의 표면의 하나에 부착된 제1 및 제2의 다이들;
세 개의 길다란 리드들을 포함하는 리드 프레임으로서, 각 리드는 패키징 소재 내부에 배치된 일 단부와 상기 패키징 소재로부터 연장하는 다른 단부에서 다이 부착 패드를 가지는 리드 프레임을 구비하며;
제1 리드는 그 다이부착 패드를 상기 제1 다이에 연결시키며, 제2 리드는 그 다이부착 패드를 상기 제2 다이에 연결시키며, 제3 리드는 그 다이부착 패드를 상기 제3 다이에 연결시켜서, 상기 제1 리드는 상기 제1 다이로의 외부 연결을 제공하고, 상기 제2 리드는 상기 제2 다이로의 외부 연결을 제공하며, 상기 제3 리드는 상기 다이들의 하부면 위에 단자들의 전기적인 연결부로 외부 연결을 제공하며; 및
상기 패키징 소재는 리드들, 다이들 및 상기 히트싱크의 일부를 에워싸며 상기 다이들로부터 주위 사물들로 열을 전달하도록 상기 히트싱크의 다른 면을 노출시키는 것을 특징으로 하는 멀티칩 모듈. - 제 1 항에 있어서,
상기 모듈은 장착홀을 구비하는 것을 특징으로 하는 멀티칩 모듈. - 제 1 항에 있어서,
상기 제1 및 제2 다이들은 다이오드들인 것을 특징으로 하는 멀티칩 모듈. - 제 1 항에 있어서,
상기 제1 및 제2 다이들은 MOSFET 다이들인 것을 특징으로 하는 멀티칩 모듈. - 패키지화된 반도체 조립체로서:
하나 이상의 측면이 전기적으로 전도성이며 열적으로 전도성 있는 히트싱크를 포함하는 패키징 소재;
각 리드가 상기 패키징 소재의 내부에 배치된 일 단부와 상기 패키징 소재로부터 연장하는 다른 단부에서 다이부착 패드를 가지는 제1, 제2 및 제3의 길다란 리드;
모두 상기 패키징 소재 내부에 배치되며, 그 상면에 하나 이상의 단자를 가지고 하면에 하나의 단자를 각각 가지며, 상기 단자들과 상기 히트싱크 사이에 전기적인 연결을 형성하기 위하여 상기 히트싱크의 표면들의 하나에 선이 없이 부착되는 제1 및 제2 다이오드들을 구비하며;
상기 제1 다이오드는 상기 제1 리드의 다이부착 패드에 선이 없이 연결되며;
상기 제2 다이오드는 상기 제2 리드의 다이부착 패드에 선이 없이 연결되며; 및
상기 히트싱크는 상기 제3 리드에 선이 없이 연결되는 것을 특징으로 하는 패키지화된 반도체 조립체. - 제 5 항에 있어서,
상기 제1 다이오드의 표면 영역의 적어도 반이 상기 제1 리드의 다이부착 패드에 의해 덮이도록 상기 제1 다이오드의 표면 영역은 상기 제1 리드의 다이부착 패드와 유사한 것을 특징으로 하는 반도체 조립체. - 제 6 항에 있어서,
상기 제2 다이오드의 표면 영역의 적어도 반이 상기 제1 리드의 다이부착 패드에 의해 덮이도록 상기 제2 다이오드의 표면 영역은 상기 제2 리드의 다이부착 패드와 유사한 것을 특징으로 하는 반도체 조립체. - 제 5 항에 있어서,
상기 제1 다이오드와 상기 제2 다이오드는 직렬로 연결되는 것을 특징으로 하는 반도체 조립체. - 제 5 항에 있어서,
상기 제1 및 제2 다이오드들은 제1의 땜납으로 상기 히트싱크의 표면들의 하나에 선이 없이 연결되며, 제2의 땜납을 사용하여 각각 제1 및 제2 리드들의 다이부착 패드들에 연결되며, 상기 제1 및 제2의 땜납은 10℃ 이상의 융점 차이를 가지는 것을 특징으로 하는 반도체 조립체. - 둘 이상의 다이들을 세 개의 외부 리드들에 선이 없이 연결하기 위한 멀티칩 모듈로서:
제1 및 제2 표면들을 가지고 열적으로 및 전기적으로 전도성 있는 소재로 이루어진 히트싱크;
각 다이는 상면에 하나 이상의 단자와 하면에 하나의 단자를 가지며 단자들과 상기 히트싱크 사이에 전기적인 연결을 형성하기 위하여 상기 히트싱크의 표면의 하나에 부착된 직렬로 연결된 제1 및 제2의 다이들;
각 리드는 패키징 소재 내부에 배치된 일 단부와 상기 패키징 소재로부터 연장하는 다른 단부에서 다이 부착 패드를 가지는 세 개의 길다란 리드들을 구비하며;
제1 리드는 상기 제1 다이로부터 그 다이부착 패드로 열이 전달되도록 상기 다이부착 패드를 상기 제1 다이에 연결시키며;
제2 리드는 상기 제2 다이로부터 그 다이부착 패드로 열이 전달되도록 상기 다이부착 패드를 상기 제2 다이에 연결시키며;
제3 리드는 그 다이부착 패드를 상기 히트싱크에 연결시켜서 상기 제1 리드는 상기 제1 다이로의 외부 연결을 제공하고, 상기 제2 리드는 상기 제2 다이로의 외부 연결을 제공하며, 상기 제3 리드는 상기 다이들의 하부면들 위에 단자들의 전기적인 연결부로 외부 연결을 제공하며; 및
상기 패키징 소재는 리드들, 다이들 및 상기 히트싱크의 일 표면의 일부를 에워싸며 상기 다이들로부터 주위 사물들로 열을 전달하도록 상기 히트싱크의 다른 면을 노출시키는 것을 특징으로 하는 멀티칩 모듈. - 제 10 항에 있어서,
상기 히트싱크는 구리를 포함하는 것을 특징으로 하는 멀티칩 모듈. - 제 10 항에 있어서,
상기 제1 반도체 다이와 상기 제2 반도체 다이는 선이 없이 직렬로 부착되는 것을 특징으로 하는 멀티칩 모듈. - 제 10 항에 있어서,
상기 제1 및 제2 반도체 다이들은 다이오드들인 것을 특징으로 하는 멀티칩 모듈. - 삭제
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- 2007-10-09 US US11/869,307 patent/US7586179B2/en active Active
-
2008
- 2008-10-03 WO PCT/US2008/078666 patent/WO2009048798A1/en active Application Filing
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- 2008-10-03 JP JP2010528951A patent/JP4712123B2/ja active Active
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- 2008-10-03 DE DE112008002559T patent/DE112008002559T5/de not_active Withdrawn
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KR930003302A (ko) * | 1991-07-12 | 1993-02-24 | 쿠라우찌 노리타카 | 히트싱크, 이 히트싱크의 제조방법 및 제조장치 |
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CN101821848B (zh) | 2012-06-13 |
CN101821848A (zh) | 2010-09-01 |
DE112008002559T5 (de) | 2010-08-26 |
TWI470748B (zh) | 2015-01-21 |
US20090091010A1 (en) | 2009-04-09 |
JP4712123B2 (ja) | 2011-06-29 |
US7586179B2 (en) | 2009-09-08 |
KR20100041889A (ko) | 2010-04-22 |
WO2009048798A1 (en) | 2009-04-16 |
TW200935567A (en) | 2009-08-16 |
JP2011501414A (ja) | 2011-01-06 |
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