KR970077594A - Lead frame with independent external leads - Google Patents
Lead frame with independent external leads Download PDFInfo
- Publication number
- KR970077594A KR970077594A KR1019960017779A KR19960017779A KR970077594A KR 970077594 A KR970077594 A KR 970077594A KR 1019960017779 A KR1019960017779 A KR 1019960017779A KR 19960017779 A KR19960017779 A KR 19960017779A KR 970077594 A KR970077594 A KR 970077594A
- Authority
- KR
- South Korea
- Prior art keywords
- lead frame
- outer leads
- leads
- lead
- leadframe
- Prior art date
Links
Landscapes
- Lead Frames For Integrated Circuits (AREA)
Abstract
본 발명은 반도체 칩이 실장되는 리드 프레임 패드와, 상기 리드 프레임 패드를 지지하는 타이바와, 상기 리드 프레임과 소정의 거리로 이격되어 일정한 간격을 이루고 있는 복수 개의 내부 리드와, 상기 내부 리드와 일체형으로 형성되어 있으며 성형이 되지 않는 복수개의 외부 리드를 갖는 리드 프레임에 있어서, 상기 외부 리드들을 가로지르는 방향으로 상기 외부 리드들을 연결시키는 절연성 지지층이 부착되어 있으며, 상기 외부 리드들이 각각 독립된 것을 특징으로 하는 독립된 외부 리드를 갖는 리드 프레임을 제공함으로써, 고가의 댐바 제거 설비 및 외부 리드 절단 설비가 필요 없으며, 댐바 절단 공정과 외부 리드 절단 공정이 필요 없어 제조 시간을 단축시킬 수 있을 뿐만 아니라, 외관 품질 및 실장 신뢰성이 향상시키는 효과를 나타내는 것을 특징으로 한다.The present invention relates to a semiconductor device comprising a lead frame pad on which a semiconductor chip is mounted, a tie bar supporting the lead frame pad, a plurality of inner leads spaced apart from the lead frame by a predetermined distance, A leadframe having a plurality of outer leads formed and not formed, characterized in that an insulating support layer is attached to connect the outer leads in a direction across the outer leads, and the outer leads are independent of each other By providing a lead frame having an external lead, an expensive dam bar removing facility and an external lid cutting facility are not required, and a damper cutting process and an external lid cutting process are not required, which not only shortens manufacturing time but also improves appearance quality and reliability Indicating the effect of improving .
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.
제2도는 본 발명에 따른 리드 프레임의 일 실시 예를 나타낸 평면도.FIG. 2 is a plan view showing an embodiment of a lead frame according to the present invention; FIG.
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960017779A KR970077594A (en) | 1996-05-23 | 1996-05-23 | Lead frame with independent external leads |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960017779A KR970077594A (en) | 1996-05-23 | 1996-05-23 | Lead frame with independent external leads |
Publications (1)
Publication Number | Publication Date |
---|---|
KR970077594A true KR970077594A (en) | 1997-12-12 |
Family
ID=66219803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960017779A KR970077594A (en) | 1996-05-23 | 1996-05-23 | Lead frame with independent external leads |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR970077594A (en) |
-
1996
- 1996-05-23 KR KR1019960017779A patent/KR970077594A/en not_active Application Discontinuation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Withdrawal due to no request for examination |