JPS582023U - switching regulator - Google Patents
switching regulatorInfo
- Publication number
- JPS582023U JPS582023U JP9581681U JP9581681U JPS582023U JP S582023 U JPS582023 U JP S582023U JP 9581681 U JP9581681 U JP 9581681U JP 9581681 U JP9581681 U JP 9581681U JP S582023 U JPS582023 U JP S582023U
- Authority
- JP
- Japan
- Prior art keywords
- output voltage
- voltage detection
- detection circuit
- detects
- signal generation
- 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
- Dc-Dc Converters (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のスイッチングレギュレータの一例を示す
回路図、第２図、第３図及び第４図は特性曲線図、第５
図及び第６図は波形図、第７図は本考案によるスイッチ
ングレギュレータの一実施例を示す回路図、第８図は特
性曲線図である。
３はスイッチング素子、９はスイッチング信号発生回路
、１２は第１の出力電圧検出回路、４２ ゛は入力電
圧検出回路、４３は第２の出力電圧検出回路である。Figure 1 is a circuit diagram showing an example of a conventional switching regulator, Figures 2, 3 and 4 are characteristic curve diagrams, and Figure 5 is a circuit diagram showing an example of a conventional switching regulator.
6 and 6 are waveform diagrams, FIG. 7 is a circuit diagram showing an embodiment of the switching regulator according to the present invention, and FIG. 8 is a characteristic curve diagram. 3 is a switching element, 9 is a switching signal generation circuit, 12 is a first output voltage detection circuit, 42 is an input voltage detection circuit, and 43 is a second output voltage detection circuit.
Claims (1)
イッチング信号発生回路と、出力電圧を検出して上記ス
イッチング信号発生回路を制御する第１の出力電圧検出
回路と、入力電圧が所定値以下になったことを検出して
上記第１の出力電圧検出回路による上記スイッチング信
号発生回路の制御を固定する入力電圧検出回路とを有す
るスイッチングレギュレータに於いて、上記出力電圧が
急激に低下したことを検出して、上記入力電圧検出回路
による上記スイッチング信号発生回路の制御の固定を解
除する第２の出力電圧検出回路を設けて成るスイッチン
グレギュレータ。a switching element, a switching signal generation circuit that controls the switching element, a first output voltage detection circuit that detects an output voltage and controls the switching signal generation circuit, and detects that the input voltage has become below a predetermined value. and an input voltage detection circuit that detects and fixes control of the switching signal generation circuit by the first output voltage detection circuit, detects a sudden drop in the output voltage, A switching regulator comprising a second output voltage detection circuit that releases the fixation of control of the switching signal generation circuit by the input voltage detection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9581681U JPS582023U (en) | 1981-06-26 | 1981-06-26 | switching regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9581681U JPS582023U (en) | 1981-06-26 | 1981-06-26 | switching regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS582023U true JPS582023U (en) | 1983-01-07 |
Family
ID=29890708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9581681U Pending JPS582023U (en) | 1981-06-26 | 1981-06-26 | switching regulator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS582023U (en) |
-
1981
- 1981-06-26 JP JP9581681U patent/JPS582023U/en active Pending
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