CN203850282U - 一种带锁料口的塑封引线框架 - Google Patents

一种带锁料口的塑封引线框架 Download PDF

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Publication number
CN203850282U
CN203850282U CN201420137809.4U CN201420137809U CN203850282U CN 203850282 U CN203850282 U CN 203850282U CN 201420137809 U CN201420137809 U CN 201420137809U CN 203850282 U CN203850282 U CN 203850282U
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lead frame
plastic packaging
plastic
fin
material locking
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张轩
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Friends Of Taizhou Run Electronic Polytron Technologies Inc
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Abstract

本实用新型公开了一种带锁料口的塑封引线框架,由多个引线框单元单排组成,各引线框单元之间通过连接筋相互连接,引线框单元包括散热片和引线脚,散热片和引线脚连接处打弯,散热片两边各设有锁料口,锁料口宽0.2mm,深0.15mm,该塑封引线框架散热片两端增加了锁料口,增强了塑封料与框架的结合性,使框架便于封装。

Description

一种带锁料口的塑封引线框架
技术领域
本实用新型涉及到一种塑封引线框架。
背景技术
塑封引线框架作为集成电路的芯片载体,是一种借助于键合材料(金丝、铝丝、铜丝)实现芯片内部电路引出端与外引线的电气连接,形成电气回路的关键结构件,它起到了和外部导线连接的桥梁作用,绝大部分的半导体集成块中都需要使用塑封塑封引线框架,是电子信息产业中重要的基础材料。
实用新型内容
本实用新型要解决的技术问题是提供一种带锁料口的塑封引线框架。
为了解决上述技术问题,本实用新型提供了一种带锁料口的塑封引线框架,由多个引线框单元单排组成,各引线框单元之间通过连接筋相互连接,所述引线框单元包括散热片和引线脚,散热片和引线脚连接处打弯,所述散热片两边各设有锁料口,锁料口宽0.2mm,深0.15mm。
作为本实用新型的进一步改进,所述引线框单元的宽度为11.405±0.03mm。
作为本实用新型的进一步改进,所述引线框单元设有定位孔,定位孔的直径为1.5±0.05mm。
作为本实用新型的进一步改进,所述散热片厚度为1.3±0.015mm,引线脚厚度为0.5±0.015mm。
作为本实用新型的进一步改进,所述散热片设有散热孔,散热孔直径为3.85±0.05mm。
采用上述结构,其有益效果在于:该塑封引线框架散热片两端增加了锁料口,增强了塑封料与框架的结合性,使框架便于封装。 
附图说明
图1为本实用新型的结构示意图。
图2为图1的A-A向视图。
图中:1-引线框单元,2-散热片,3-引线脚,4-锁料口,5-定位孔,6-散热孔。
具体实施方式
下面结合附图对本实用新型做进一步详细的说明。
如图1 所示,一种带锁料口的塑封引线框架,由多个引线框单元1单排组成,各引线框单元1之间通过连接筋相互连接,所述引线框单元1包括散热片2和引线脚3,散热片2和引线脚3连接处打弯,所述散热片2两边各设有锁料口4,锁料口4宽0.2mm,深0.15mm,所述引线框单元1的宽度为11.405±0.03mm,
所述引线框单元1设有定位孔5,定位孔5的直径为1.5±0.05mm,所述散热片2厚度为1.3±0.015mm,引线脚3厚度为0.5±0.015mm,所述散热片2设有散热孔6,散热孔6直径为3.85±0.05mm。
该塑封引线框架散热片2两端增加了锁料口4,增强了塑封料与框架的结合性,使框架便于封装。
任何采用与本实用新型相类似的技术特征所设计的塑封引线框架将落入本实用新型的保护范围之内。

Claims (5)

1.一种带锁料口的塑封引线框架,由多个引线框单元(1)单排组成,各引线框单元(1)之间通过连接筋相互连接,所述引线框单元(1)包括散热片(2)和引线脚(3),散热片(2)和引线脚(3)连接处打弯,其特征在于:所述散热片(2)两边各设有锁料口(4),锁料口(4)宽0.2mm,深0.15mm。
2.根据权利要求1所述的一种带锁料口的塑封引线框架,其特征在于:所述引线框单元(1)的宽度为11.405±0.03mm。
3.根据权利要求1所述的一种带锁料口的塑封引线框架,其特征在于:所述引线框单元(1)设有定位孔(5),定位孔(5)的直径为1.5±0.05mm。
4.根据权利要求1所述的一种带锁料口的塑封引线框架,其特征在于:所述散热片(2)厚度为1.3±0.015mm,引线脚(3)厚度为0.5±0.015mm。
5.根据权利要求1所述的一种带锁料口的塑封引线框架,其特征在于:所述散热片(2)设有散热孔(6),散热孔(6)直径为3.85±0.05mm。
CN201420137809.4U 2014-03-26 2014-03-26 一种带锁料口的塑封引线框架 Expired - Fee Related CN203850282U (zh)

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CN201420137809.4U CN203850282U (zh) 2014-03-26 2014-03-26 一种带锁料口的塑封引线框架

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CN201420137809.4U CN203850282U (zh) 2014-03-26 2014-03-26 一种带锁料口的塑封引线框架

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ASS Succession or assignment of patent right

Owner name: TAIZHOU YOURUN ELECTRONIC CO., LTD.

Free format text: FORMER OWNER: ZHANG XUAN

Effective date: 20150731

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Effective date of registration: 20150731

Address after: 225300, Jiangsu Taizhou high tech Port Industrial Park, Hong Kong Hong Kong Industrial Park standard factory area

Patentee after: Taizhou Yourun Electronic Co., Ltd.

Address before: 225324, Jiangsu Taizhou hi tech Port Industrial Park, Hong Kong Hong Kong Industrial Park standard workshop area 126

Patentee before: Zhang Xuan

C56 Change in the name or address of the patentee
CP01 Change in the name or title of a patent holder

Address after: 225300, Jiangsu Taizhou high tech Port Industrial Park, Hong Kong Hong Kong Industrial Park standard factory area

Patentee after: Friends of Taizhou run electronic Polytron Technologies Inc

Address before: 225300, Jiangsu Taizhou high tech Port Industrial Park, Hong Kong Hong Kong Industrial Park standard factory area

Patentee before: Taizhou Yourun Electronic Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140924

Termination date: 20170326