JPS58105623U - Power output monitoring circuit - Google Patents
Power output monitoring circuitInfo
- Publication number
- JPS58105623U JPS58105623U JP125582U JP125582U JPS58105623U JP S58105623 U JPS58105623 U JP S58105623U JP 125582 U JP125582 U JP 125582U JP 125582 U JP125582 U JP 125582U JP S58105623 U JPS58105623 U JP S58105623U
- Authority
- JP
- Japan
- Prior art keywords
- resistors
- monitoring circuit
- power output
- output monitoring
- bridge
- 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
- Stand-By Power Supply Arrangements (AREA)
- Power Sources (AREA)
- Emergency Protection Circuit Devices (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
第１図及び第２図は各々従来の電源出力監視回路を示す
回路図、第３図及び第４図は各々本考案電源出力監視回
路の実施例を示す回路図である。
３０１．３０２，３０３，３０４，４０１゜４０２．４
０３．４０４・・・抵抗器、３０５゜３０６．４０５．
４０６・・・ダイオード、３０７゜４０７・・・コンデ
ンサ、３０８，４０８・・・電圧比較器、３０９，４０
９・・・直流電源、４１２・・・トランジスタ、４１３
・・・定電圧ダイオード。FIGS. 1 and 2 are circuit diagrams showing conventional power output monitoring circuits, and FIGS. 3 and 4 are circuit diagrams showing embodiments of the power output monitoring circuit of the present invention. 301.302,303,304,401゜402.4
03.404...Resistor, 305°306.405.
406...Diode, 307°407...Capacitor, 308,408...Voltage comparator, 309,40
9... DC power supply, 412... Transistor, 413
... Constant voltage diode.
Claims (1)
において、 第１、第２の抵抗器を直列に接続し、第３、第４の抵抗
器を直列に接続してブリッジを構成して成り、上記第１
、第２の抵抗器及び第３、第４の抵抗器の各中点間に、
同方向に直列接続した２個のダイオードを接続し、該２
個のダイオードの中点と上記ブリッジの第１、第２の抵
抗器及び第３、第４の抵抗器の接続点の一方との間にコ
ンデンサを接続し、且つ、上記コンデンサの電位と上記
ダイオードの一方のカソードが接続されたブリッジの中
点の電位とを比較するよう電圧比較器を接続して成るこ
とを特徴とする電源出力監視回路。[Claims for Utility Model Registration] In a monitoring circuit that detects an abnormal drop in the output voltage of a DC power supply, first and second resistors are connected in series, and third and fourth resistors are connected in series. The first bridge is configured by
, between the midpoints of the second resistor and the third and fourth resistors,
Connect two diodes connected in series in the same direction, and
A capacitor is connected between the midpoint of the diodes and one of the connection points of the first and second resistors and the third and fourth resistors of the bridge, and the potential of the capacitor and the potential of the diode are A power output monitoring circuit characterized in that a voltage comparator is connected to compare the potential at the midpoint of a bridge to which one cathode is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP125582U JPS58105623U (en) | 1982-01-11 | 1982-01-11 | Power output monitoring circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP125582U JPS58105623U (en) | 1982-01-11 | 1982-01-11 | Power output monitoring circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58105623U true JPS58105623U (en) | 1983-07-18 |
Family
ID=30014282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP125582U Pending JPS58105623U (en) | 1982-01-11 | 1982-01-11 | Power output monitoring circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58105623U (en) |
-
1982
- 1982-01-11 JP JP125582U patent/JPS58105623U/en active Pending
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