JPS5494288A - 2 terminal reverse conducting thyristor - Google Patents
2 terminal reverse conducting thyristorInfo
- Publication number
- JPS5494288A JPS5494288A JP141478A JP141478A JPS5494288A JP S5494288 A JPS5494288 A JP S5494288A JP 141478 A JP141478 A JP 141478A JP 141478 A JP141478 A JP 141478A JP S5494288 A JPS5494288 A JP S5494288A
- Authority
- JP
- Japan
- Prior art keywords
- structure part
- layer
- base layer
- thyristor
- region
- 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
- 230000007423 decrease Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 238000002161 passivation Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D8/00—Diodes
- H10D8/80—PNPN diodes, e.g. Shockley diodes or break-over diodes
Landscapes
- Thyristors (AREA)
Abstract
PURPOSE:To reduce breakover current by providing a groove from element surface down to base layer at the boundary part of the diode structure part and thyristor structure part of a thyristor element thereby substantially increasing the resistance of the base layer. CONSTITUTION:An N type base layer 3 is formed on one surface of a P type base layer 2 of high specific resistance and a P type emitter region 5 is provided therein. An N type emitter region 4 is formed in the other surface of the layer 2. Next, an anode electrode 7 is deposited over the entire surface of the layer 3 including the region 5 and a cathode electrode 6 over the entire surface of the layer 2 including the region 4, whereby an element 1 consisting of a diode structure part D and a thyristor structure part T is constituted. Thereafter, a groove 8 is etched from the surface of the electrode 6 side down to the inside of the layer 2 and its surface is covered with a passivation film 9 of low melting point glass. Then, the resistance from the thyristor structure part T of the high specific resistance base layer 2 to the diode structure part D increases and the breakover current of the thyristor structure part T decreases.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP141478A JPS5494288A (en) | 1978-01-09 | 1978-01-09 | 2 terminal reverse conducting thyristor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP141478A JPS5494288A (en) | 1978-01-09 | 1978-01-09 | 2 terminal reverse conducting thyristor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5494288A true JPS5494288A (en) | 1979-07-25 |
Family
ID=11500816
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP141478A Pending JPS5494288A (en) | 1978-01-09 | 1978-01-09 | 2 terminal reverse conducting thyristor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5494288A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5633877A (en) * | 1979-08-28 | 1981-04-04 | Nec Corp | Semiconductor device |
-
1978
- 1978-01-09 JP JP141478A patent/JPS5494288A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5633877A (en) * | 1979-08-28 | 1981-04-04 | Nec Corp | Semiconductor device |
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