JPS6242389B2 - - Google Patents
Info
- Publication number
- JPS6242389B2 JPS6242389B2 JP3086181A JP3086181A JPS6242389B2 JP S6242389 B2 JPS6242389 B2 JP S6242389B2 JP 3086181 A JP3086181 A JP 3086181A JP 3086181 A JP3086181 A JP 3086181A JP S6242389 B2 JPS6242389 B2 JP S6242389B2
- Authority
- JP
- Japan
- Prior art keywords
- lead
- lead frame
- present
- shape
- inner lead
- 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
Links
- 239000004065 semiconductor Substances 0.000 claims 1
- 239000000919 ceramic Substances 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- 238000000926 separation method Methods 0.000 description 6
- 239000011521 glass Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the groups H01L21/18 - H01L21/326 or H10D48/04 - H10D48/07
- H01L21/4814—Conductive parts
- H01L21/4821—Flat leads, e.g. lead frames with or without insulating supports
- H01L21/4839—Assembly of a flat lead with an insulating support, e.g. for TAB
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Lead Frames For Integrated Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3086181A JPS57145349A (en) | 1981-03-04 | 1981-03-04 | Lead frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3086181A JPS57145349A (en) | 1981-03-04 | 1981-03-04 | Lead frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57145349A JPS57145349A (en) | 1982-09-08 |
| JPS6242389B2 true JPS6242389B2 (enrdf_load_stackoverflow) | 1987-09-08 |
Family
ID=12315500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3086181A Granted JPS57145349A (en) | 1981-03-04 | 1981-03-04 | Lead frame |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57145349A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5856360A (ja) * | 1981-09-29 | 1983-04-04 | Sumitomo Metal Mining Co Ltd | Ｉｃ用リ−ドフレ−ム及びその製造方法 |
-
1981
- 1981-03-04 JP JP3086181A patent/JPS57145349A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57145349A (en) | 1982-09-08 |
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