JPS62154539U - - Google Patents
Info
- Publication number
- JPS62154539U JPS62154539U JP4160286U JP4160286U JPS62154539U JP S62154539 U JPS62154539 U JP S62154539U JP 4160286 U JP4160286 U JP 4160286U JP 4160286 U JP4160286 U JP 4160286U JP S62154539 U JPS62154539 U JP S62154539U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- voltage
- charging
- reset signal
- resistor
- 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 5
- 238000007599 discharging Methods 0.000 claims description 4
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案によるリセツト信号発生回路の
一実施例を示す電気回路図、第２図は本考案の作
用を説明するもので、第１図は各部の電圧波形図
、第３図は従来例の電気回路図である。
２１…交流電源、２７…整流回路、３３…充電
用抵抗、３４…充放電用コンデンサ、３５…放電
用抵抗、３６…比較器。
Fig. 1 is an electric circuit diagram showing an embodiment of the reset signal generating circuit according to the present invention, Fig. 2 is an explanation of the operation of the present invention, Fig. 1 is a voltage waveform diagram of each part, and Fig. 3 is a conventional circuit diagram. FIG. 2 is an example electrical circuit diagram. 21... AC power supply, 27... Rectifier circuit, 33... Charging resistor, 34... Charging/discharging capacitor, 35... Discharging resistor, 36... Comparator.
Claims (1)
流回路の出力側に充電用抵抗を介して接続された
充放電用コンデンサと、この充放電用コンデンサ
に並列接続された放電用抵抗と、前記放電用コン
デンサの端子電圧と基準電圧とを比較し、その比
較出力をリセツト信号とする比較器とを具備して
なることを特徴とするリセツト信号発生回路。 (2) 比較器はオペアンプからなり、基準電圧は
、整流回路の後段に接続された安定化回路の出力
電圧を分圧用抵抗で分圧した電圧となる実用新案
登録請求の範囲第１項記載のリセツト信号発生回
路。[Claims for Utility Model Registration] (1) A rectifier circuit coupled to an AC power supply, a charging/discharging capacitor connected to the output side of this rectifying circuit via a charging resistor, and a circuit connected in parallel to this charging/discharging capacitor. 1. A reset signal generating circuit comprising: a discharge resistor connected to the discharge capacitor; and a comparator that compares the terminal voltage of the discharge capacitor with a reference voltage and uses the comparison output as a reset signal. (2) The comparator consists of an operational amplifier, and the reference voltage is a voltage obtained by dividing the output voltage of a stabilizing circuit connected to the latter stage of the rectifier circuit using a voltage dividing resistor. Reset signal generation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4160286U JPS62154539U (en) | 1986-03-20 | 1986-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4160286U JPS62154539U (en) | 1986-03-20 | 1986-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62154539U true JPS62154539U (en) | 1987-10-01 |
Family
ID=30856751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4160286U Pending JPS62154539U (en) | 1986-03-20 | 1986-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62154539U (en) |
-
1986
- 1986-03-20 JP JP4160286U patent/JPS62154539U/ja active Pending
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