KR101131353B1 - 반도체 장치 - Google Patents
반도체 장치 Download PDFInfo
- Publication number
- KR101131353B1 KR101131353B1 KR1020110091315A KR20110091315A KR101131353B1 KR 101131353 B1 KR101131353 B1 KR 101131353B1 KR 1020110091315 A KR1020110091315 A KR 1020110091315A KR 20110091315 A KR20110091315 A KR 20110091315A KR 101131353 B1 KR101131353 B1 KR 101131353B1
- Authority
- KR
- South Korea
- Prior art keywords
- sealing body
- lead
- suspension lead
- exposed
- sealing
- 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 - Lifetime
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Abstract
Description
도 2는 도 1에 도시하는 반도체 장치의 구조의 일례를 도시하는 이면도.
도 3은 도 1에 도시하는 반도체 장치의 각부의 구조를 도시하는 확대 부분 사시도.
도 4는 도 1에 도시하는 반도체 장치의 구조를 밀봉체를 투과하여 도시하는 평면도.
도 5는 도 4에 도시하는 A-A선을 따라서 절단한 단면의 구조를 도시하는 단면도.
도 6은 도 4에 도시하는 B-B선을 따라서 절단한 단면의 구조를 도시하는 단면도.
도 7은 도 4에 도시하는 A-A선을 따라서 절단한 단면의 구조의 변형예를 도시하는 단면도.
도 8은 도 7에 도시하는 구조를 밀봉체를 투과하여 도시하는 확대 부분 평면도.
도 9는 도 1에 도시하는 반도체 장치의 각부의 이면의 핀 배치의 일례를 도시하는 확대 부분 이면도.
도 10은 본 발명의 실시 형태의 변형예의 반도체 장치의 구조를 도시하는 이면도.
도 11은 도 1에 도시하는 반도체 장치의 제조 방법의 일례를 도시하는 조립 흐름도.
도 12는 도 11에 도시하는 반도체 장치의 제조 방법의 몰드 공정에 있어서의 판 두께 게이트 사용 시의 수지 주입 방법의 일례를 도시하는 부분 단면도.
도 13은 도 11에 도시하는 반도체 장치의 제조 방법의 몰드 공정에 있어서의 통상 게이트 사용 시의 수지 주입 방법의 일례를 도시하는 부분 단면도.
도 14는 도 12에 도시하는 판 두께 게이트 사용 시의 게이트와 리드의 위치 관계의 일례를 도시하는 확대 부분 평면도.
도 15는 도 13에 도시하는 통상 게이트 사용 시의 게이트와 리드의 위치 관계의 일례를 도시하는 확대 부분 평면도.
도 16은 도 15에 도시하는 프레임의 각부의 구조를 도시하는 부분 확대 평면도.
도 17은 도 11에 도시하는 반도체 장치의 제조 방법의 리드 절단에서 개편화까지의 각 공정에 있어서의 가공 상태의 일례를 도시하는 부분 확대 단면도 및 부분 확대 측면도.
도 18은 도 1에 도시하는 반도체 장치의 각부의 이면의 핀 배치의 일례를 도시하는 확대 부분 이면도.
도 19는 도 13에 도시하는 통상 게이트 사용 시에 있어서의 반도체 장치의 각부의 구조를 도시하는 확대 부분 사시도.
1b : 탭(칩 탑재부)
1e : 현수 리드
1f : 이면
1j : 돌출부
1k : 간극
2 : 반도체 칩
2b : 주면
8 : 필름 시트(밀봉용 시트)
9 : 수지 성형 금형
9c : 캐비티
9d : 금형면
9e : 게이트부
Claims (15)
- 표면, 상기 표면과는 반대측의 이면, 및 상기 표면 상에 형성된 복수의 전극을 갖는 반도체 칩과,
상기 반도체 칩이 탑재된 칩 지지면, 및 상기 칩 지지면과는 반대측의 이면을 갖는 칩 탑재부와,
표면, 및 상기 표면과는 반대측의 이면을 갖고, 상기 칩 탑재부를 지지하기 위한 현수 리드와,
표면, 및 상기 표면과는 반대측의 이면을 갖고, 상기 칩 탑재부의 주위에 배치된 복수의 리드와,
상기 복수의 전극과 이것에 대응하는 상기 복수의 리드를 각각 접속하기 위한 복수의 와이어와,
상면, 상기 상면과는 반대측의 하면, 및 상기 상면과 상기 하면 사이에 배치된 복수의 측면을 갖고, 상기 반도체 칩, 상기 현수 리드의 일부, 및 상기 복수의 리드의 각각의 일부를 밀봉하는 밀봉체
를 갖고,
상기 밀봉체의 상기 상면과 동일한 방향을 향한 상기 복수의 리드의 각각의 상기 표면의 일부 및 상기 현수 리드의 단부의 상기 표면의 일부는 상기 밀봉체로부터 노출하고,
상기 현수 리드의 단부의 상기 이면은 상기 밀봉체에 의해 덮여지고,
상기 복수의 리드의 각각의 상기 이면은, 상기 밀봉체의 두께 방향에 있어서, 상기 밀봉체의 상기 하면으로부터 돌출하고,
상기 밀봉체의 상기 하면으로부터 돌출한 상기 복수의 리드의 각각은 상기 밀봉체의 상기 복수의 측면 중 일부의 측면으로부터 노출하고 있고,
상기 현수 리드의 단부는, 상기 밀봉체의 상기 복수의 리드의 각각의 일부가 노출한 상기 측면과는 상이한 측면으로부터 노출하고 있고,
상기 밀봉체의 두께 방향에 있어서의 상기 현수 리드의 단부의 상기 밀봉체의 상기 측면으로부터 노출한 부분의 두께는, 상기 밀봉체의 두께 방향에 있어서의 상기 복수의 리드의 상기 밀봉체의 상기 측면으로부터 노출한 부분의 두께보다도 얇고,
상기 현수 리드의 단부의 상기 밀봉체의 상기 측면으로부터 노출한 부분은, 리드프레임이 절단 금형에 의해 절단된 절단면으로 되어 있고,
상기 현수 리드의 단부의 절단면은, 상기 현수 리드의 상기 표면으로부터 상기 이면을 향하는 방향의 금속 버어를 갖고,
상기 복수의 리드의 상기 밀봉체의 상기 측면으로부터 노출한 부분은, 상기 현수 리드의 금속 버어와는 역방향을 향한 금속 버어가 형성되어 있는 것을 특징으로 하는 반도체 장치. - 제1항에 있어서,
상기 복수의 리드의 상기 밀봉체의 측면으로부터 노출한 부분은, 상기 복수의 리드의 상기 이면으로부터 상기 표면을 향하는 방향의 금속 버어를 갖는 것을 특징으로 하는 반도체 장치. - 제1항에 있어서,
상기 밀봉체의 각부는 면취되어 있고, 상기 현수 리드의 단부의 절단면은, 상기 밀봉체의 상기 면취된 부분으로부터 노출하고 있는 것을 특징으로 하는 반도체 장치. - 제3항에 있어서,
상기 밀봉체의 상기 면취된 부분으로부터 노출하고 있는 상기 현수 리드의 단부의 절단면은 1면인 것을 특징으로 하는 반도체 장치. - 제1항에 있어서,
상기 칩 탑재부의 상기 칩 지지면과 상기 현수 리드의 상기 표면은, 동일한 높이인 것을 특징으로 하는 반도체 장치. - 제5항에 있어서,
상기 칩 탑재부의 상기 이면에는 돌출부가 형성되어 있고, 상기 돌출부는 상기 밀봉체의 상기 하면으로부터 노출하고 있는 것을 특징으로 하는 반도체 장치. - 제1항에 있어서,
상기 밀봉체의 상기 측면에 있어서, 상기 현수 리드의 단부의 상기 표면의 높이와, 상기 복수의 리드의 상기 밀봉체의 상기 측면으로부터 노출한 부분의 상기 표면의 높이는 동일한 것을 특징으로 하는 반도체 장치. - 제1항에 있어서,
상기 칩 탑재부는, 상기 밀봉체의 상기 하면으로부터 노출하고 있는 부분을 갖는 것을 특징으로 하는 반도체 장치. - 제1항에 있어서,
상기 칩 탑재부는, 상기 밀봉체 내에 배치되는 것을 특징으로 하는 반도체 장치. - 제6항에 있어서,
상기 칩 탑재부의 상기 이면, 및 상기 현수 리드의 상기 이면은, 하프(half) 에칭 가공되어 있는 것을 특징으로 하는 반도체 장치. - 제1항에 있어서,
상기 칩 탑재부의 면적은, 상기 반도체 칩의 면적보다도 작은 것을 특징으로 하는 반도체 장치. - 제1항에 있어서,
상기 밀봉체는 사각 형상이며, 상기 현수 리드는 상기 칩 탑재부로부터 상기 밀봉체의 각을 향해서 연장하고 있는 것을 특징으로 하는 반도체 장치. - 제1항에 있어서,
상기 칩 탑재부, 상기 현수 리드, 및 상기 복수의 리드는, 각각 동 합금의 박판재에 의해 형성되어 있는 것을 특징으로 하는 반도체 장치. - 제1항에 있어서,
상기 복수의 와이어는 금선인 것을 특징으로 하는 반도체 장치. - 제1항에 있어서,
상기 밀봉체는 열경화성의 에폭시 수지에 의해 형성되어 있는 것을 특징으로 하는 반도체 장치.
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KR1020130001922A Expired - Lifetime KR101398311B1 (ko) | 2003-11-27 | 2013-01-08 | 반도체 장치 |
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