JPS53104171A - Mold for semiconductor device - Google Patents
Mold for semiconductor deviceInfo
- Publication number
- JPS53104171A JPS53104171A JP1820177A JP1820177A JPS53104171A JP S53104171 A JPS53104171 A JP S53104171A JP 1820177 A JP1820177 A JP 1820177A JP 1820177 A JP1820177 A JP 1820177A JP S53104171 A JPS53104171 A JP S53104171A
- Authority
- JP
- Japan
- Prior art keywords
- mold
- base
- semiconductor device
- respect
- valley
- 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
Landscapes
- Encapsulation Of And Coatings For Semiconductor Or Solid State Devices (AREA)
Abstract
PURPOSE: To prevent a valley of the mold by holding the base between upper and lower molds while contacting with the base in respect to the base part of the external lead and isolating one mold at least from the lead frame face in respect to the greater part of the tip side from the base.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1820177A JPS53104171A (en) | 1977-02-23 | 1977-02-23 | Mold for semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1820177A JPS53104171A (en) | 1977-02-23 | 1977-02-23 | Mold for semiconductor device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS53104171A true JPS53104171A (en) | 1978-09-11 |
Family
ID=11965015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1820177A Pending JPS53104171A (en) | 1977-02-23 | 1977-02-23 | Mold for semiconductor device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53104171A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57202745A (en) * | 1981-06-05 | 1982-12-11 | Yamagata Nippon Denki Kk | Manufacture of semiconductor device |
JPS60220922A (en) * | 1985-04-01 | 1985-11-05 | 日立エーアイシー株式会社 | Chip type capacitor |
JPH0497535A (en) * | 1990-08-16 | 1992-03-30 | Nec Yamagata Ltd | Manufacture of semiconductor device |
-
1977
- 1977-02-23 JP JP1820177A patent/JPS53104171A/en active Pending
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57202745A (en) * | 1981-06-05 | 1982-12-11 | Yamagata Nippon Denki Kk | Manufacture of semiconductor device |
JPS60220922A (en) * | 1985-04-01 | 1985-11-05 | 日立エーアイシー株式会社 | Chip type capacitor |
JPH0330977B2 (en) * | 1985-04-01 | 1991-05-01 | Hitachi Ee Ai Shii Kk | |
JPH0497535A (en) * | 1990-08-16 | 1992-03-30 | Nec Yamagata Ltd | Manufacture of semiconductor device |
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