JP2000112443A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2000112443A5 JP2000112443A5 JP1998284596A JP28459698A JP2000112443A5 JP 2000112443 A5 JP2000112443 A5 JP 2000112443A5 JP 1998284596 A JP1998284596 A JP 1998284596A JP 28459698 A JP28459698 A JP 28459698A JP 2000112443 A5 JP2000112443 A5 JP 2000112443A5
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- power supply
- control signal
- output
- potential
- 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.)
- Withdrawn
Links
Description
【０００４】
【課題を解決するための手段】
本発明の電源回路は、ボルテージフォロア回路を有する電源回路において、
出力端子に接続され常時動作する第一の回路と、前記出力端子に前記第一の回路と並列に接続され周期的に動作する第二の回路とを有する出力回路部と、
前記第二の回路を周期的に動作するように制御する制御信号を出力する第三の回路と、
前記制御信号の電位を制御する第四の回路と、
前期出力回路部とともに前記ボルテージフォロア回路を構成する差動回路部とを、
有することを特徴とする。
さらに、本発明の電源回路において、前記第四の回路は、外部入力により前記制御信号の電位を設定することを特徴とする。[0004]
[Means for Solving the Problems]
The power supply circuit of the present invention is a power supply circuit having a voltage follower circuit,
An output circuit unit having a first circuit connected to an output terminal and operating at all times; and a second circuit connected to the output terminal in parallel with the first circuit and operating periodically.
A third circuit that outputs a control signal that controls the second circuit to operate periodically;
A fourth circuit for controlling the potential of the control signal;
A differential circuit unit constituting the voltage follower circuit together with the output circuit unit in the previous period;
It is characterized by having.
Further, in the power supply circuit of the present invention, the fourth circuit sets the potential of the control signal by an external input.
Claims (2)
出力端子に接続され常時動作する第一の回路と、前記出力端子に前記第一の回路と並列に接続され周期的に動作する第二の回路とを有する出力回路部と、
前記第二の回路を周期的に動作するように制御する制御信号を出力する第三の回路と、
前記制御信号の電位を制御する第四の回路と、
前期出力回路部とともに前記ボルテージフォロア回路を構成する差動回路部とを、
有することを特徴とする電源回路。In a power supply circuit having a voltage follower circuit,
An output circuit unit having a first circuit connected to an output terminal and operating at all times; and a second circuit connected to the output terminal in parallel with the first circuit and operating periodically.
A third circuit that outputs a control signal that controls the second circuit to operate periodically;
A fourth circuit for controlling the potential of the control signal;
A differential circuit unit constituting the voltage follower circuit together with the output circuit unit in the previous period;
A power supply circuit characterized by having.
前記第四の回路は、外部入力により前記制御信号の電位を設定することを特徴とする電源回路。In the power supply circuit according to claim 1,
The power supply circuit according to claim 4, wherein the fourth circuit sets the potential of the control signal by an external input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10284596A JP2000112443A (en) | 1998-10-06 | 1998-10-06 | Power source circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10284596A JP2000112443A (en) | 1998-10-06 | 1998-10-06 | Power source circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000112443A JP2000112443A (en) | 2000-04-21 |
| JP2000112443A5 true JP2000112443A5 (en) | 2004-09-30 |
Family
ID=17680514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10284596A Withdrawn JP2000112443A (en) | 1998-10-06 | 1998-10-06 | Power source circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000112443A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6369554B1 (en) * | 2000-09-01 | 2002-04-09 | Marvell International, Ltd. | Linear regulator which provides stabilized current flow |
| KR100456987B1 (en) * | 2001-04-10 | 2004-11-10 | 가부시키가이샤 히타치세이사쿠쇼 | Display device and display driving device for displaying display data |
| JP6306413B2 (en) * | 2014-04-21 | 2018-04-04 | 旭化成エレクトロニクス株式会社 | Regulator circuit |
-
1998
- 1998-10-06 JP JP10284596A patent/JP2000112443A/en not_active Withdrawn
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1035637A3 (en) | Power supply system comprising capacitors connected switchably | |
| EP1593014A4 (en) | Digital signal processor architecture optimized for controlling switched mode power supply | |
| ATE325462T1 (en) | SWITCHING POWER SUPPLY | |
| DE69525517D1 (en) | Output control circuit with selectable, limited high voltage output | |
| TW359917B (en) | Trigger voltage controllable Schmitt trigger circuit | |
| WO2002071591A3 (en) | Asymmetric multi-converter power supply | |
| JP2000112443A5 (en) | ||
| ATE270469T1 (en) | LIMITING CIRCUIT FOR AN ANALOG AMPLIFIER | |
| ATE400922T1 (en) | CURRENT CONTROLLED POWER AMPLIFIER | |
| MXPA02012960A (en) | Electronic circuit for converting a signal and amplifier incorporating same. | |
| JPH0440313U (en) | ||
| JPS642584U (en) | ||
| EP1148626A3 (en) | Switching power supply with regulated output voltage | |
| JP2002268760A5 (en) | ||
| WO2003016827A3 (en) | Circuit arrangement for controlling a magnetoresistive sensor | |
| JPH027742U (en) | ||
| JPH03124774U (en) | ||
| DE60006846D1 (en) | SWITCHING POWER SUPPLY FOR BROADBAND INPUT VOLTAGES | |
| JPS6148699U (en) | ||
| TW200708913A (en) | Power-supply circuit for adjusting output voltage | |
| JPH0284924U (en) | ||
| JPH01106916U (en) | ||
| JPH0429200U (en) | ||
| JPH036327U (en) | ||
| JPH01166485U (en) |