JPS6029286U - Power supply voltage abnormality detection circuit - Google Patents
Power supply voltage abnormality detection circuitInfo
- Publication number
- JPS6029286U JPS6029286U JP12149283U JP12149283U JPS6029286U JP S6029286 U JPS6029286 U JP S6029286U JP 12149283 U JP12149283 U JP 12149283U JP 12149283 U JP12149283 U JP 12149283U JP S6029286 U JPS6029286 U JP S6029286U
- Authority
- JP
- Japan
- Prior art keywords
- abnormality detection
- power supply
- detection circuit
- supply voltage
- voltage abnormality
- 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
- Measurement Of Current Or Voltage (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図は従来の電圧検出型の電圧異常検出回路
−図、第2図も同様に従来の電流検出型の電圧異常検
出回路図、第3図は本考案の電圧異常検出回路 ゛の
原理図、第4図はPN接合素子の順方向特性図、第5図
は第4−の線形領域の等価回路図、第 −6図は同
じく第4図の非線形領域の等価回路図、第7図は他の実
施例を示す回路図であや。゛ □Figure 1 shows a conventional voltage detection type voltage abnormality detection circuit
Similarly, Figure 2 is a conventional current detection type voltage abnormality detection circuit diagram, Figure 3 is a principle diagram of the voltage abnormality detection circuit of the present invention, and Figure 4 is a forward characteristic diagram of a PN junction element. 5 is an equivalent circuit diagram of the linear region shown in FIG. 4, FIG. 6 is an equivalent circuit diagram of the nonlinear region shown in FIG. 4, and FIG. 7 is a circuit diagram showing another embodiment.
Claims (1)
PN接合素子3が非線形領域で動作するようにバイアス
電流を設定する固定抵抗゛4との直列回路を接続し、か
つ前記PN接合素子3と前記固定抵抗4との接続点5か
らの出力電圧を検出信号としてなることを特徴とする電
源電圧異常検出−回路。A series circuit of a PN junction element 3 and a fixed resistor 4 for setting a bias current so that the PN junction element 3 operates in a nonlinear region is connected between both terminals 1 and 2 of the voltage source to be detected; A power supply voltage abnormality detection circuit characterized in that an output voltage from a connection point 5 between a junction element 3 and the fixed resistor 4 is used as a detection signal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12149283U JPS6029286U (en) | 1983-08-04 | 1983-08-04 | Power supply voltage abnormality detection circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12149283U JPS6029286U (en) | 1983-08-04 | 1983-08-04 | Power supply voltage abnormality detection circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6029286U true JPS6029286U (en) | 1985-02-27 |
Family
ID=30278045
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12149283U Pending JPS6029286U (en) | 1983-08-04 | 1983-08-04 | Power supply voltage abnormality detection circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6029286U (en) |
-
1983
- 1983-08-04 JP JP12149283U patent/JPS6029286U/en active Pending
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