JPH0336227U - - Google Patents
Info
- Publication number
- JPH0336227U JPH0336227U JP9684089U JP9684089U JPH0336227U JP H0336227 U JPH0336227 U JP H0336227U JP 9684089 U JP9684089 U JP 9684089U JP 9684089 U JP9684089 U JP 9684089U JP H0336227 U JPH0336227 U JP H0336227U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- terminal
- base terminal
- input circuit
- input
- 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
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Electronic Switches (AREA)
Description
第１図はこの考案に係る一実施例を示す回路図
、第２図ａ〜ｄは同作用図、第３図および第４図
は従来例の回路図、第６図ａは従来例の回路図、
同ｂはその作用図、第５図ａ，ｂは同作用図であ
る。
１……トランジスタ・スイツチ回路、２……ト
ランジスタ入力回路、Ｔｒ２……スイツチングト
ランジスタ、Ｂ２……スイツチングトランジスタ
ベース端子、Ｔｒ３……入力回路トランジスタ、
Ｃ３……入力回路トランジスタコレクタ端子、Ｂ
３……入力回路トランジスタベース端子、Ｅ３…
…入力回路トランジスタエミツタ端子。
Fig. 1 is a circuit diagram showing an embodiment of this invention, Figs. 2 a to d are the same operational diagrams, Figs. 3 and 4 are circuit diagrams of a conventional example, and Fig. 6 a is a circuit of a conventional example. figure,
FIG. 5B is a diagram of its action, and FIGS. 5A and 5B are diagrams of its action. 1...Transistor switch circuit, 2...Transistor input circuit, Tr2...Switching transistor, B2 ... Switching transistor base terminal, Tr3 ...Input circuit transistor,
C3 ... Input circuit transistor collector terminal, B
3 ...Input circuit transistor base terminal, E3 ...
...Input circuit transistor emitter terminal.
Claims (1)
極性のトランジスタ入力回路を設け、前記入力回
路のトランジスタのコレクタ端子を、前記スイツ
チングトランジスタのベース端子に接続すると共
に、ベース端子を接地し、エミツタ端子を入力端
子としたことを特徴とするトランジスタ・スイツ
チ回路。 A transistor input circuit of opposite polarity is provided at the base terminal of the switching transistor, the collector terminal of the transistor of the input circuit is connected to the base terminal of the switching transistor, the base terminal is grounded, and the emitter terminal is connected to the input terminal. A transistor switch circuit characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9684089U JPH0336227U (en) | 1989-08-18 | 1989-08-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9684089U JPH0336227U (en) | 1989-08-18 | 1989-08-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0336227U true JPH0336227U (en) | 1991-04-09 |
Family
ID=31646021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9684089U Pending JPH0336227U (en) | 1989-08-18 | 1989-08-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0336227U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59126323A (en) * | 1982-12-29 | 1984-07-20 | Fujitsu Ltd | Relay driving circuit |
-
1989
- 1989-08-18 JP JP9684089U patent/JPH0336227U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59126323A (en) * | 1982-12-29 | 1984-07-20 | Fujitsu Ltd | Relay driving circuit |