JPS5875429U - Power supply voltage fluctuation detection circuit - Google Patents
Power supply voltage fluctuation detection circuitInfo
- Publication number
- JPS5875429U JPS5875429U JP16918981U JP16918981U JPS5875429U JP S5875429 U JPS5875429 U JP S5875429U JP 16918981 U JP16918981 U JP 16918981U JP 16918981 U JP16918981 U JP 16918981U JP S5875429 U JPS5875429 U JP S5875429U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- supply voltage
- voltage fluctuation
- detection circuit
- fluctuation detection
- 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)
- 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図は本考案の電源電圧変動検出回路、第２図イ〜ハ
は第１図の各部波形を示す。
主な図番の説明、４・・・・・・直流電源回路、５・・
・・・・直流電源端子、６・・・・・・直列回路、７・
・・・・・ダイオード、８・・・・・・抵抗、９・・・
・・・ベース抵抗、１ｏ・・曲スイッチングトランジス
タ、１１・・曲コンデンサ、１２・・・・・・負荷抵抗
、１３・・・・・・出力端子。FIG. 1 shows a power supply voltage fluctuation detection circuit according to the present invention, and FIGS. 2A to 2C show waveforms at various parts in FIG. Explanation of main drawing numbers, 4...DC power supply circuit, 5...
...DC power supply terminal, 6...Series circuit, 7.
...Diode, 8...Resistor, 9...
... Base resistance, 1o... Curved switching transistor, 11... Curved capacitor, 12... Load resistance, 13... Output terminal.
Claims (1)
列回路とコンデンサを挿入すると共に前記直列回路にベ
ース抵抗及びスイッチングトランジスタのベース・エミ
ツタ路を接続し、該スイッチングトランジスタのコレク
タに接続された負荷抵抗より検出出力を導出することを
特徴とした電源電圧変動検出回路。A series circuit consisting of a diode and a resistor and a capacitor are inserted between the DC power supply terminal and the ground, a base resistor and a base-emitter path of a switching transistor are connected to the series circuit, and a load resistor connected to the collector of the switching transistor is connected to the series circuit. A power supply voltage fluctuation detection circuit characterized by deriving a detection output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16918981U JPS5875429U (en) | 1981-11-12 | 1981-11-12 | Power supply voltage fluctuation detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16918981U JPS5875429U (en) | 1981-11-12 | 1981-11-12 | Power supply voltage fluctuation detection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5875429U true JPS5875429U (en) | 1983-05-21 |
Family
ID=29961187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16918981U Pending JPS5875429U (en) | 1981-11-12 | 1981-11-12 | Power supply voltage fluctuation detection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5875429U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50161658A (en) * | 1974-06-19 | 1975-12-27 |
-
1981
- 1981-11-12 JP JP16918981U patent/JPS5875429U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50161658A (en) * | 1974-06-19 | 1975-12-27 |
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