KR102035777B1 - 유전체 및 금속 코팅을 구비한 와이어들을 갖는 기판 절감 다이 패키지 및 이를 제조하는 방법 - Google Patents
유전체 및 금속 코팅을 구비한 와이어들을 갖는 기판 절감 다이 패키지 및 이를 제조하는 방법 Download PDFInfo
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- KR102035777B1 KR102035777B1 KR1020157037287A KR20157037287A KR102035777B1 KR 102035777 B1 KR102035777 B1 KR 102035777B1 KR 1020157037287 A KR1020157037287 A KR 1020157037287A KR 20157037287 A KR20157037287 A KR 20157037287A KR 102035777 B1 KR102035777 B1 KR 102035777B1
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Abstract
Description
도 2는 무심형 패키지의 제조 방법의 일 실시예를 도시한다.
도 3은 도 1 및 도 2에 대해 도시된 실시예에서 유용한 외부 접지 연결 금속화가 이루어진 유전체 코팅 연결선들의 제조 방법을 도시한다.
도 4는 외부 접지 연결 금속화가 이루어지는 유전체 코팅 연결선들의 제조를 위한 차감 방법(subtractive method)을 도시한다.
Claims (12)
- 복수의 연결 패드들을 포함하는 다이;
설정된 코어 직경을 갖는 금속 코어, 상기 금속 코어를 둘러싸며 설정된 유전체 두께들을 갖는 상이한 구성(composition)의 둘 이상의 유전체 층들, 및 상기 유전체 층들 위에 적층되는 외부 금속 층을, 각각 포함하는 복수의 연결선들;
상기 다이 및 하나 이상의 금속 코어에 연결된 상기 복수의 연결선들을 덮는 몰드 화합물 내에 유지되는 하나 이상의 제1 연결 패드; 및
상기 다이 및 하나 이상의 금속 코어에 연결된 상기 복수의 연결선들을 덮는 상기 몰드 화합물 내에 유지되는 하나 이상의 제2 연결 패드를 포함하되,
상기 제1 연결 패드는, 제1 금속 코어 직경을 갖는 제1 연결선의 금속 코어에 연결되고, 상기 제2 연결 패드는 제2 금속 코어 직경을 갖는 제2 연결선의 금속 코어에 연결되고, 상기 금속 코어의 직경들은 직경이 상이하고,
상기 제1 연결 패드는 제1 길이를 갖는 제1 연결선의 금속 코어에 연결되고, 상기 제2 연결 패드는 제2 길이를 갖는 제2 연결선의 금속 코어에 연결되고, 상기 제1 길이는 상기 제2 길이와 다른, 다이 패키지. - 제1항에 있어서,
상기 제1 길이는 상기 제2 길이에 대하여, 50% 또는 그 이상만큼 다른, 다이 패키지. - 제1항에 있어서,
상기 제1 연결선 및 상기 제2 연결선은 동일한 임피던스를 갖거나 다른 임피던스를 갖는, 다이 패키지. - 제1항에 있어서,
하나 이상의 접지 패드를 포함하고, 하나 이상의 상기 외부 금속 층이 상기 하나 이상의 접지 패드에 연결되는, 다이 패키지. - 제1항에 있어서,
상기 복수의 연결선들의 일부(subset)의 임피던스는 목표 임피던스의 10% 이내의 범위를 갖는, 다이 패키지. - 제1 항에 있어서,
상기 다이 패키지는 다이 부착을 위한 영구 기판이 없는 무심형(coreless) 패키지인, 다이 패키지. - 다이 패키지의 제조 방법에 있어서,
상기 다이 패키지는
복수의 연결 패드들을 포함하는 다이;
설정된 코어 직경을 갖는 금속 코어, 상기 금속 코어를 둘러싸며 설정된 유전체 두께들을 갖는 상이한 구성들의 둘 이상의 유전체 층들, 및 상기 유전체 층들 위에 적층되는 외부 금속 층을, 각각 포함하는 복수의 연결선들;
상기 다이 및 하나 이상의 금속 코어에 연결된 상기 복수의 연결선들을 덮는 몰드 화합물 내에 유지되는 하나 이상의 제1 연결 패드; 및
상기 다이 및 하나 이상의 금속 코어에 연결된 상기 복수의 연결선들을 덮는 상기 몰드 화합물 내에 유지되는 하나 이상의 제2 연결 패드를 포함하되,
상기 제1 연결 패드는, 제1 금속 코어 직경을 갖는 제1 연결선의 금속 코어에 연결되고, 상기 제2 연결 패드는 제2 금속 코어 직경을 갖는 제2 연결선의 금속 코어에 연결되고, 상기 금속 코어의 직경들은 직경이 상이하고,
상기 제조 방법은
하나 또는 복수의 다이들을 임시 부착 패드들을 포함하는 임시 작업편(temporary workpiece) 상에 배치하는 단계;
상기 임시 부착 패드들에 상기 다이를 연결하도록 와이어 본딩을 사용하는 단계로서, 상기 제1 연결 패드가 제1 금속 코어 직경을 갖는 상기 제1 연결선의 금속 코어에 연결되고, 상기 제2 연결 패드가 제2 금속 코어 직경을 갖는 상기 제2 연결선의 금속 코어에 연결되고, 상기 금속 코어들의 직경이 상이한, 와이어 본딩을 사용하는 단계;
상이한 구성(composition)을 갖는 두 개 이상의 유전체 코팅들로 와이어 본딩의 금속 코어를 코팅하는 단계;
상기 유전체 코팅들을 금속화하는 단계;
다이 조립체를 오버몰딩하는 단계;
인쇄 회로 기판 또는 다른 기판에 연결하기 위하여 상기 임시 부착 패드들을 노출시키도록 상기 임시 작업편의 적어도 일부 및 오버몰딩의 적어도 일부를 제거하는 단계를 포함하는, 방법. - 제7항에 있어서,
에칭, 그라인딩 또는 연마에 의해서 상기 임시 작업편의 적어도 일부 및 오버몰딩의 적어도 일부를 제거하는, 방법. - 제7항에 있어서,
각각의 다이들 및 그 연결된 연결선들은 싱귤레이트(singulated)되고 인쇄 회로 기판과 같은 기판에 대한 연결이 준비되는, 방법.
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KR20160029035A (ko) | 2016-03-14 |
EP3017461A1 (en) | 2016-05-11 |
CN105359263A (zh) | 2016-02-24 |
WO2015000593A1 (en) | 2015-01-08 |
US9711479B2 (en) | 2017-07-18 |
EP3017461B1 (en) | 2020-03-11 |
HK1221821A1 (zh) | 2017-06-09 |
JP6457505B2 (ja) | 2019-01-23 |
JP2016531416A (ja) | 2016-10-06 |
TWM506375U (zh) | 2015-08-01 |
US20160372440A1 (en) | 2016-12-22 |
CA2915406C (en) | 2019-11-12 |
CA2915406A1 (en) | 2015-01-08 |
CN105359263B (zh) | 2018-07-06 |
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