JPS5844611U - constant voltage circuit - Google Patents
constant voltage circuitInfo
- Publication number
- JPS5844611U JPS5844611U JP13851981U JP13851981U JPS5844611U JP S5844611 U JPS5844611 U JP S5844611U JP 13851981 U JP13851981 U JP 13851981U JP 13851981 U JP13851981 U JP 13851981U JP S5844611 U JPS5844611 U JP S5844611U
- Authority
- JP
- Japan
- Prior art keywords
- constant voltage
- voltage
- circuit
- output terminal
- control elements
- 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
- Continuous-Control Power Sources That Use Transistors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は定電圧回路の従来例を示す回路図、第２図は本
考案による定電圧回路の実施例を示す回路図である。
主要部分の符号の説明、ＺＤ□、 ＺＤ２・・・ツェナ
ーダイオード、Ｑ・・・トランジスタ、Ｒ，、Ｒ，・・
・分圧抵抗。FIG. 1 is a circuit diagram showing a conventional example of a constant voltage circuit, and FIG. 2 is a circuit diagram showing an embodiment of a constant voltage circuit according to the present invention. Explanation of symbols of main parts, ZD□, ZD2... Zener diode, Q... transistor, R,, R,...
・Divisional voltage resistance.
Claims (1)
極性の電源ラインにそれぞれ直列に挿入されて電圧降下
を生じる第１及び第２の制御素子と、前記第１及び第２
の制御素子の出力端間に接続された分圧回路と、ベース
が前記分圧回路の分圧点に、コレクタが前記第１の制御
素子の出力端に接続されかつエミッタが接地されたトラ
ンジスタと、前記第２の制御素子の出力端と接地間に接
続された定電圧発生素子とを含み、前記第１及び第２の
制御素子の各出力端から両極性の定電圧を導出するよう
になされたことを特徴とする定電圧回路。A constant voltage circuit that generates a constant voltage of both positive and negative polarities, the circuit comprising: first and second control elements that are inserted in series with a power supply line of both polarities to cause a voltage drop; and the first and second control elements.
a voltage divider circuit connected between the output terminals of the first control element, and a transistor whose base is connected to the voltage division point of the voltage divider circuit, whose collector is connected to the output terminal of the first control element, and whose emitter is grounded. , a constant voltage generating element connected between the output terminal of the second control element and ground, and configured to derive a bipolar constant voltage from each output terminal of the first and second control elements. A constant voltage circuit characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13851981U JPS5844611U (en) | 1981-09-18 | 1981-09-18 | constant voltage circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13851981U JPS5844611U (en) | 1981-09-18 | 1981-09-18 | constant voltage circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5844611U true JPS5844611U (en) | 1983-03-25 |
Family
ID=29931740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13851981U Pending JPS5844611U (en) | 1981-09-18 | 1981-09-18 | constant voltage circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5844611U (en) |
-
1981
- 1981-09-18 JP JP13851981U patent/JPS5844611U/en active Pending
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