JPS5278377A - Semiconductor device - Google Patents
Semiconductor deviceInfo
- Publication number
- JPS5278377A JPS5278377A JP15528175A JP15528175A JPS5278377A JP S5278377 A JPS5278377 A JP S5278377A JP 15528175 A JP15528175 A JP 15528175A JP 15528175 A JP15528175 A JP 15528175A JP S5278377 A JPS5278377 A JP S5278377A
- Authority
- JP
- Japan
- Prior art keywords
- emitter
- semiconductor device
- emitter electrode
- region
- encircle
- 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
- Bipolar Transistors (AREA)
Abstract
PURPOSE: To obtain a power transistor of an increased base internal resistivity and a wider safe operating region by providing a groove so as to encircle emitter electrode in a part of the emitter region between an emitter junction and the emitter electrode.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15528175A JPS5278377A (en) | 1975-12-25 | 1975-12-25 | Semiconductor device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15528175A JPS5278377A (en) | 1975-12-25 | 1975-12-25 | Semiconductor device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5278377A true JPS5278377A (en) | 1977-07-01 |
Family
ID=15602460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15528175A Pending JPS5278377A (en) | 1975-12-25 | 1975-12-25 | Semiconductor device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5278377A (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057386A (en) * | 1973-09-12 | 1975-05-19 |
-
1975
- 1975-12-25 JP JP15528175A patent/JPS5278377A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5057386A (en) * | 1973-09-12 | 1975-05-19 |
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