JPS61176458U - - Google Patents
Info
- Publication number
- JPS61176458U JPS61176458U JP6050585U JP6050585U JPS61176458U JP S61176458 U JPS61176458 U JP S61176458U JP 6050585 U JP6050585 U JP 6050585U JP 6050585 U JP6050585 U JP 6050585U JP S61176458 U JPS61176458 U JP S61176458U
- Authority
- JP
- Japan
- Prior art keywords
- input terminal
- divider circuit
- smoothing capacitor
- voltage divider
- parallel
- 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
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000009499 grossing Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Current Or Voltage (AREA)
Description
図面は、この考案の一実施例を示す非安定化電
源の最大電圧検知装置の回路図である。
ａ，ｂ……入力端子、ＢＲ……ブリツジ整流器
、Ｃ１……平滑コンデンサ、ＴＲ……トランジス
タ、ＺＤ……ツエナーダイオード、Ｒ３，Ｒ４，
Ｒ５，Ｒ６……抵抗、ＶＲ１……ボリユーム、Ｏ
Ｐ１……電圧比較器、Ｑ１……サイリスタ、Ｌ１
，Ｌ２……発光ダイオード。
The drawing is a circuit diagram of a maximum voltage detection device for an unregulated power supply, showing an embodiment of this invention. a, b...Input terminal, BR...Bridge rectifier, C1 ...Smoothing capacitor, TR...Transistor, ZD...Zener diode, R3 , R4 ,
R 5 , R 6 ...Resistance, VR 1 ...Volume, O
P 1 ... Voltage comparator, Q 1 ... Thyristor, L 1
, L 2 ... Light emitting diode.
Claims (1)
端子間に介挿接続したブリツジ整流器と、このブ
リツジ整流器の出力端子間に介挿接続した平滑コ
ンデンサと、この平滑コンデンサに並設した定電
圧回路と、前記平滑コンデンサに並設した第一の
抵抗分圧回路と、前記定電圧回路の出力端に並設
した第二の抵抗分圧回路と、前記第一の抵抗分圧
回路の分圧点を一方の入力端子に接続し前記第二
の抵抗分圧回路の分圧点を他方の入力端子に接続
してなる電圧比較器と、この電圧比較器の出力端
子にゲートを接続してなるサイリスタと、このサ
イリスタのアノードに接続した表示灯とを設けて
構成したことを特徴とする非安定化電源の最大電
圧値検知装置。 An input terminal for connecting an unregulated power supply, a bridge rectifier inserted and connected between this input terminal, a smoothing capacitor inserted and connected between the output terminals of this bridge rectifier, and a constant voltage circuit installed in parallel with this smoothing capacitor. , a first resistive voltage divider circuit installed in parallel with the smoothing capacitor, a second resistive voltage divider circuit installed in parallel with the output terminal of the constant voltage circuit, and a voltage dividing point of the first resistive voltage divider circuit. is connected to one input terminal and the voltage dividing point of the second resistive voltage divider circuit is connected to the other input terminal, and a thyristor is formed by connecting a gate to the output terminal of the voltage comparator. and an indicator light connected to the anode of the thyristor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6050585U JPS61176458U (en) | 1985-04-22 | 1985-04-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6050585U JPS61176458U (en) | 1985-04-22 | 1985-04-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61176458U true JPS61176458U (en) | 1986-11-04 |
Family
ID=30587914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6050585U Pending JPS61176458U (en) | 1985-04-22 | 1985-04-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61176458U (en) |
-
1985
- 1985-04-22 JP JP6050585U patent/JPS61176458U/ja active Pending
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