JPH0455610U - - Google Patents
Info
- Publication number
- JPH0455610U JPH0455610U JP9568390U JP9568390U JPH0455610U JP H0455610 U JPH0455610 U JP H0455610U JP 9568390 U JP9568390 U JP 9568390U JP 9568390 U JP9568390 U JP 9568390U JP H0455610 U JPH0455610 U JP H0455610U
- Authority
- JP
- Japan
- Prior art keywords
- switching element
- output
- output terminal
- voltage
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 239000003990 capacitor Substances 0.000 claims description 2
- 238000009499 grossing Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Continuous-Control Power Sources That Use Transistors (AREA)
- Dc-Dc Converters (AREA)
Description
第１図はこの考案の一例の接続図、第２図はそ
の波形図、第３図はその一部の等価回路図、第４
図はその動作を説明するための図、第５図はこの
考案の他の例の接続図、第６図はその一部の等価
回路図である。
１は入力端子、２は出力端子、４はスイツチン
グ用トランジスタ、６は平滑用コンデンサ、７は
電圧検出回路である。
Figure 1 is a connection diagram of an example of this invention, Figure 2 is its waveform diagram, Figure 3 is a partial equivalent circuit diagram, and Figure 4 is a diagram of its waveform.
The figure is a diagram for explaining its operation, FIG. 5 is a connection diagram of another example of this invention, and FIG. 6 is an equivalent circuit diagram of a part thereof. 1 is an input terminal, 2 is an output terminal, 4 is a switching transistor, 6 is a smoothing capacitor, and 7 is a voltage detection circuit.
Claims (1)
イツチング素子と、 上記出力端子に接続されて出力電圧の大きさを
検出するとともに、その検出特性にヒステリシス
特性を有する電圧検出回路と、 上記出力端子に接続された平滑用コンデンサと
を有し、 上記電圧検出回路の検出出力を上記スイツチン
グ素子にその制御信号として供給する ようにした定電圧回路。[Claims for Utility Model Registration] A switching element connected in series between an input terminal and an output terminal, and a switching element connected to the output terminal to detect the magnitude of the output voltage and having a hysteresis characteristic in its detection characteristic. A constant voltage circuit, comprising: a voltage detection circuit; and a smoothing capacitor connected to the output terminal, and configured to supply a detection output of the voltage detection circuit to the switching element as a control signal thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9568390U JPH0455610U (en) | 1990-09-12 | 1990-09-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9568390U JPH0455610U (en) | 1990-09-12 | 1990-09-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0455610U true JPH0455610U (en) | 1992-05-13 |
Family
ID=31834605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9568390U Pending JPH0455610U (en) | 1990-09-12 | 1990-09-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0455610U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002041156A (en) * | 2000-07-13 | 2002-02-08 | United Microelectron Corp | Voltage downconverter and method for converting voltage VCC |
| JP2015136253A (en) * | 2014-01-17 | 2015-07-27 | 旭化成エレクトロニクス株式会社 | voltage converter |
| JP2017513447A (en) * | 2014-03-05 | 2017-05-25 | フィリップス ライティング ホールディング ビー ヴィ | Digital control switch mode start-up circuit for LED base light |
-
1990
- 1990-09-12 JP JP9568390U patent/JPH0455610U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002041156A (en) * | 2000-07-13 | 2002-02-08 | United Microelectron Corp | Voltage downconverter and method for converting voltage VCC |
| JP2015136253A (en) * | 2014-01-17 | 2015-07-27 | 旭化成エレクトロニクス株式会社 | voltage converter |
| JP2017513447A (en) * | 2014-03-05 | 2017-05-25 | フィリップス ライティング ホールディング ビー ヴィ | Digital control switch mode start-up circuit for LED base light |
| JP2020065440A (en) * | 2014-03-05 | 2020-04-23 | シグニファイ ホールディング ビー ヴィＳｉｇｎｉｆｙ Ｈｏｌｄｉｎｇ Ｂ．Ｖ． | Digital control start-up circuit for LED base light |