JPS59113814U - Constant voltage circuit display circuit - Google Patents
Constant voltage circuit display circuitInfo
- Publication number
- JPS59113814U JPS59113814U JP581183U JP581183U JPS59113814U JP S59113814 U JPS59113814 U JP S59113814U JP 581183 U JP581183 U JP 581183U JP 581183 U JP581183 U JP 581183U JP S59113814 U JPS59113814 U JP S59113814U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- circuit
- voltage
- connection point
- constant voltage
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案の定電圧回路の表示回路を示す回゛ 略図
である。
Ｑ□・・・・・・電圧制御トランジスタ、Ｑ２・・・・
・・電圧検出トランジスタ、Ｑ３＊ Ｑ４・・・・・・
差動増幅トランジスタ、Ｄｌ、Ｄ２・・・・・・発光ダ
イオード、ＺＤｌ、Ｚヮ・・・・・・ツェナーダイオー
ド、Ｒ１・・・・・・負荷、Ｒ２，Ｒ，−・・・・・電
圧分割用第１第２抵抗・、１The drawing is a circuit diagram showing a display circuit of a constant voltage circuit according to the present invention. Q□...Voltage control transistor, Q2...
...Voltage detection transistor, Q3* Q4...
Differential amplification transistor, Dl, D2... Light emitting diode, ZDl, Zwa... Zener diode, R1... Load, R2, R, -... Voltage 1st and 2nd resistor for division・1
Claims (1)
と、該トランジスタの出力側に接続された電圧分割用の
第１第２抵抗と、該第１第２抵抗の接続点に制御電極が
接続されエミッタにツェナーダイオードが接続されると
共にコレクタが前記制御トランジスタに接続された電圧
検出トランジスタとを備える定電圧回路において、前記
制御トランジスタの入力側と基準電位点間に接続された
抵抗とインピーダンス素子よりなる直列回路と、一方の
トランジスタのベースが該直列回路の抵抗、 とインピ
ーダンス素子の接続点に接続され且つ他方のトランジス
タのベースが前記電圧分割用の第１と第２抵抗の接続点
に接続された差動増幅器と、該差動増幅器のフレフタ間
に互に逆向きに接続された異常状態表示用発光ダイオー
ドとを備える定電圧回路の表示回路。A voltage control transistor connected in series with the power supply line, a first and second resistor for voltage division connected to the output side of the transistor, and a control electrode connected to the connection point of the first and second resistors, and an emitter. a voltage detection transistor having a collector connected to the control transistor and a Zener diode connected to the control transistor; the voltage detection transistor having a collector connected to the control transistor; a circuit, the base of one transistor is connected to the connection point of the resistor of the series circuit, and the impedance element, and the base of the other transistor is connected to the connection point of the first and second resistors for voltage division; 1. A display circuit for a constant voltage circuit comprising a dynamic amplifier and light emitting diodes for indicating an abnormal state that are connected in opposite directions between the flapers of the differential amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP581183U JPS59113814U (en) | 1983-01-18 | 1983-01-18 | Constant voltage circuit display circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP581183U JPS59113814U (en) | 1983-01-18 | 1983-01-18 | Constant voltage circuit display circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59113814U true JPS59113814U (en) | 1984-08-01 |
Family
ID=30137387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP581183U Pending JPS59113814U (en) | 1983-01-18 | 1983-01-18 | Constant voltage circuit display circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59113814U (en) |
-
1983
- 1983-01-18 JP JP581183U patent/JPS59113814U/en active Pending
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