JPS6234443U - - Google Patents
Info
- Publication number
- JPS6234443U JPS6234443U JP12617185U JP12617185U JPS6234443U JP S6234443 U JPS6234443 U JP S6234443U JP 12617185 U JP12617185 U JP 12617185U JP 12617185 U JP12617185 U JP 12617185U JP S6234443 U JPS6234443 U JP S6234443U
- Authority
- JP
- Japan
- Prior art keywords
- plating layer
- lead frame
- fixing part
- lead
- pellet fixing
- 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.)
- Pending
Links
- 238000007747 plating Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000008188 pellet Substances 0.000 claims 2
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Landscapes
- Structures Or Materials For Encapsulating Or Coating Semiconductor Devices Or Solid State Devices (AREA)
- Lead Frames For Integrated Circuits (AREA)
Description
第1図及び第2図は本考案を説明するための平
面図、第3図イ,ロは従来のリードフレームを示
す平面図である。
主な図番の説明、1は両連結条体、3は内部リ
ード、4は外部リード、7はモールド樹脂、8は
銀メツキ層境界線、9は樹脂バリである。
1 and 2 are plan views for explaining the present invention, and FIGS. 3A and 3B are plan views showing a conventional lead frame. Explanation of the main drawing numbers: 1 is both connecting stripes, 3 is an internal lead, 4 is an external lead, 7 is a mold resin, 8 is a silver plating layer boundary line, and 9 is a resin burr.
Claims (1)
ペレツト固着部及び前記リードの一端を含む主要
部を樹脂モールドし他端を露出するリードフレー
ムにおいて、前記露出するリードのうち、前記樹
脂モールドにより樹脂バリが発生する部分には第
1のメツキ層を、他の部分には第2のメツキ層を
形成することを特徴とするリードフレーム。 In a lead frame comprising a pellet fixing part and a plurality of leads, the main part including the pellet fixing part and one end of the lead is molded with resin, and the other end is exposed. 1. A lead frame characterized in that a first plating layer is formed on a portion where the oxidation occurs, and a second plating layer is formed on the other portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12617185U JPS6234443U (en) | 1985-08-19 | 1985-08-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12617185U JPS6234443U (en) | 1985-08-19 | 1985-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6234443U true JPS6234443U (en) | 1987-02-28 |
Family
ID=31019722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12617185U Pending JPS6234443U (en) | 1985-08-19 | 1985-08-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6234443U (en) |
-
1985
- 1985-08-19 JP JP12617185U patent/JPS6234443U/ja active Pending
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