JPS6435764U - - Google Patents
Info
- Publication number
- JPS6435764U JPS6435764U JP13078587U JP13078587U JPS6435764U JP S6435764 U JPS6435764 U JP S6435764U JP 13078587 U JP13078587 U JP 13078587U JP 13078587 U JP13078587 U JP 13078587U JP S6435764 U JPS6435764 U JP S6435764U
- Authority
- JP
- Japan
- Prior art keywords
- type impurities
- doped
- base region
- emitter region
- concentration
- 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
- 239000000758 substrate Substances 0.000 claims description 2
- 239000012535 impurity Substances 0.000 claims 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
Description
第１図は、本考案による一実施例の断面図、第
２図は従来例の断面図である。
６……Ｎ＋部分、７……Ｎ−基板、８……ベー
ス領域、９……エミツタ領域。
FIG. 1 is a sectional view of an embodiment of the present invention, and FIG. 2 is a sectional view of a conventional example. 6...N + portion, 7...N - substrate, 8...base region, 9...emitter region.
Claims (1)
の一方の面に、Ｐ型不純物を拡散したベース領域
とベース領域の中に高濃度のＮ型不純物を拡散し
たエミツタ領域を設け、該基板の他方の面からエ
ミツタ領域の背面に高濃度のＮ型不純物を選択的
に深く拡散したことを特徴とするホトトランジス
タ。 A base region doped with P-type impurities and an emitter region doped with high-concentration N-type impurities in the base region are provided on one side of a silicon substrate doped with N-type impurities at a low concentration, and A phototransistor characterized in that highly concentrated N-type impurities are selectively and deeply diffused from the surface to the back surface of the emitter region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13078587U JPS6435764U (en) | 1987-08-27 | 1987-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13078587U JPS6435764U (en) | 1987-08-27 | 1987-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6435764U true JPS6435764U (en) | 1989-03-03 |
Family
ID=31386263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13078587U Pending JPS6435764U (en) | 1987-08-27 | 1987-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6435764U (en) |
-
1987
- 1987-08-27 JP JP13078587U patent/JPS6435764U/ja active Pending