JPS6071924U - Constant voltage control circuit - Google Patents
Constant voltage control circuitInfo
- Publication number
- JPS6071924U JPS6071924U JP16212983U JP16212983U JPS6071924U JP S6071924 U JPS6071924 U JP S6071924U JP 16212983 U JP16212983 U JP 16212983U JP 16212983 U JP16212983 U JP 16212983U JP S6071924 U JPS6071924 U JP S6071924U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- voltage
- load
- output
- control transistor
- 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
図面は本考案の一実施回路図である。
１３・・・・・・制御トランジスタ、１５，１６・・・
・・・分圧抵抗、２０・・・・・・誤差検出トランジス
タ、３１・・・・・・電流検出抵抗、３３・・・・・・
電流検出トランジスタ、３４・・・・・・スイッチング
トランジスタ、３５・・・・・・駆動トランジスタ。The drawing is a circuit diagram of an implementation of the present invention. 13... Control transistor, 15, 16...
...Voltage dividing resistor, 20...Error detection transistor, 31...Current detection resistor, 33...
Current detection transistor, 34... Switching transistor, 35... Drive transistor.
Claims (1)
接続した制御トランジスタと、前記負荷に並列に接続さ
れる分圧回路と、この分圧回路の出力と基準電圧とを比
較入力とする誤差電圧検出トランジスタと、このトラン
ジスタの出力により前記制御トランジスタを制御して前
記負荷にか）る電圧を定電圧化する回路において、 前記制御トランジスタと負荷との間に直列接続される電
流検出抵抗と、この抵抗の′端子間電圧を入力としその
値が所定値を越えたことを検出する電流検出トランジス
タと、このトランジスタの出力により動作するスイッチ
ング素子と、この素子の導通に伴い前記誤差電圧検出ト
ランジスタの出力を入力とし上記制御トランジスタにベ
ース電流を供給する駆動トランジスタを動作せしめる回
路接続を備え、負荷電流の大巾な増加に際して前記制御
トランジスタに十分なベース電流を供給して動作の定定
化を計ることを特徴とする定電圧制御回路。[Claims for Utility Model Registration] A control transistor whose collector-emitter path is connected in series to a load and a DC power supply, a voltage divider circuit connected in parallel to the load, and the output and reference voltage of this voltage divider circuit. and an error voltage detection transistor having a comparison input as an input, and a circuit that controls the control transistor using the output of the transistor to constantize the voltage applied to the load, the control transistor being connected in series with the load. a current detection resistor, a current detection transistor that receives the voltage between the terminals of this resistor and detects when the voltage exceeds a predetermined value, and a switching element that is operated by the output of this transistor; Accordingly, a circuit connection is provided for operating a drive transistor that receives the output of the error voltage detection transistor as an input and supplies a base current to the control transistor, and supplies sufficient base current to the control transistor when the load current increases significantly. A constant voltage control circuit characterized by stabilizing the operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16212983U JPS6071924U (en) | 1983-10-19 | 1983-10-19 | Constant voltage control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16212983U JPS6071924U (en) | 1983-10-19 | 1983-10-19 | Constant voltage control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6071924U true JPS6071924U (en) | 1985-05-21 |
Family
ID=30356115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16212983U Pending JPS6071924U (en) | 1983-10-19 | 1983-10-19 | Constant voltage control circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6071924U (en) |
-
1983
- 1983-10-19 JP JP16212983U patent/JPS6071924U/en active Pending
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