CN101911456B - 供电电路和用于控制其的方法 - Google Patents
供电电路和用于控制其的方法 Download PDFInfo
- Publication number
- CN101911456B CN101911456B CN200880124533.3A CN200880124533A CN101911456B CN 101911456 B CN101911456 B CN 101911456B CN 200880124533 A CN200880124533 A CN 200880124533A CN 101911456 B CN101911456 B CN 101911456B
- Authority
- CN
- China
- Prior art keywords
- voltage
- output
- charge pump
- transistor
- pump circuit
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0045—Converters combining the concepts of switch-mode regulation and linear regulation, e.g. linear pre-regulator to switching converter, linear and switching converter in parallel, same converter or same transistor operating either in linear or switching mode
Abstract
Description
Claims (4)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008005844A JP4997122B2 (ja) | 2008-01-15 | 2008-01-15 | 電源供給回路及びその動作制御方法 |
JP2008-005844 | 2008-01-15 | ||
PCT/JP2008/072597 WO2009090812A1 (en) | 2008-01-15 | 2008-12-05 | Power supply circuit and method for controlling the same |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101911456A CN101911456A (zh) | 2010-12-08 |
CN101911456B true CN101911456B (zh) | 2014-02-19 |
Family
ID=40885212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200880124533.3A Expired - Fee Related CN101911456B (zh) | 2008-01-15 | 2008-12-05 | 供电电路和用于控制其的方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8278991B2 (zh) |
JP (1) | JP4997122B2 (zh) |
KR (1) | KR101164348B1 (zh) |
CN (1) | CN101911456B (zh) |
WO (1) | WO2009090812A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW201105015A (en) * | 2009-07-22 | 2011-02-01 | Green Solution Tech Co Ltd | Charge pump circuit |
JP5560682B2 (ja) | 2009-12-08 | 2014-07-30 | 株式会社リコー | スイッチングレギュレータ |
JP2014050308A (ja) | 2012-09-04 | 2014-03-17 | Ricoh Co Ltd | スイッチングレギュレータとその制御方法 |
JP5767660B2 (ja) * | 2013-02-20 | 2015-08-19 | 株式会社東芝 | Dc−dcコンバータ |
CN103368383B (zh) * | 2013-07-24 | 2015-09-02 | 苏州加古尔微电子科技有限公司 | 用于dc-dc升压变换器的开关控制电路 |
JP6166619B2 (ja) | 2013-08-23 | 2017-07-19 | リコー電子デバイス株式会社 | スイッチングレギュレータの制御回路及びスイッチングレギュレータ |
CN104615053B (zh) * | 2015-01-19 | 2017-11-21 | 深圳市中科源电子有限公司 | 一种晶体管控制型电子负载控制电路 |
CN106849644B (zh) * | 2017-02-08 | 2019-04-09 | 上海华虹宏力半导体制造有限公司 | 电荷泵输出电压的稳定电路 |
US10003337B1 (en) * | 2017-05-17 | 2018-06-19 | International Business Machines Corporation | Resonant virtual supply booster for synchronous logic circuits and other circuits with use of on-chip integrated magnetic inductor |
Family Cites Families (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5684487A (en) | 1995-06-05 | 1997-11-04 | Analog Devices, Incorporated | A/D converter with charge-redistribution DAC and split summation of main and correcting DAC outputs |
JP3392271B2 (ja) * | 1995-11-02 | 2003-03-31 | シャープ株式会社 | 演算増幅回路 |
JPH09321586A (ja) * | 1996-05-29 | 1997-12-12 | Toshiba Microelectron Corp | レベル比較器 |
US6198645B1 (en) | 1998-07-02 | 2001-03-06 | National Semiconductor Corporation | Buck and boost switched capacitor gain stage with optional shared rest state |
JP3661856B2 (ja) * | 2000-10-26 | 2005-06-22 | ローム株式会社 | 降圧dc/dcコンバータ |
US6538907B2 (en) | 2000-10-26 | 2003-03-25 | Rohm Co., Ltd. | Voltage drop DC-DC converter |
JP2002252967A (ja) * | 2001-02-23 | 2002-09-06 | Sharp Corp | 安定化電源回路およびそれを備えたデバイス |
JP3894833B2 (ja) | 2001-05-14 | 2007-03-22 | 株式会社リコー | 抵抗回路並びにそれを用いた電圧検出回路及び定電圧発生回路 |
US7053751B2 (en) | 2001-05-14 | 2006-05-30 | Ricoh Company, Ltd. | Resistance hybrid, and voltage detection and constant voltage generating circuits incorporating such resistance hybrid |
JP4263068B2 (ja) | 2003-08-29 | 2009-05-13 | 株式会社リコー | 定電圧回路 |
JP4150326B2 (ja) | 2003-11-12 | 2008-09-17 | 株式会社リコー | 定電圧回路 |
JP4176002B2 (ja) | 2003-12-15 | 2008-11-05 | 株式会社リコー | 定電圧電源装置 |
JP2005190381A (ja) | 2003-12-26 | 2005-07-14 | Ricoh Co Ltd | 定電圧電源 |
JP4266811B2 (ja) | 2003-12-26 | 2009-05-20 | 株式会社リコー | 定電圧回路 |
JP4362382B2 (ja) | 2004-01-23 | 2009-11-11 | 株式会社リコー | 定電圧回路 |
JP4502657B2 (ja) | 2004-02-17 | 2010-07-14 | 株式会社リコー | 基準電圧発生回路 |
JP4353826B2 (ja) | 2004-02-26 | 2009-10-28 | 株式会社リコー | 定電圧回路 |
JP4383936B2 (ja) | 2004-03-22 | 2009-12-16 | 株式会社リコー | 定電圧回路及び複数の定電圧回路を有する定電圧電源回路 |
JP4607482B2 (ja) | 2004-04-07 | 2011-01-05 | 株式会社リコー | 定電流回路 |
JP4473627B2 (ja) | 2004-04-07 | 2010-06-02 | 株式会社リコー | 定電流源、その定電流源を使用した増幅回路及び定電圧回路 |
JP4555018B2 (ja) | 2004-07-30 | 2010-09-29 | 株式会社リコー | 定電圧電源回路 |
JP4667883B2 (ja) | 2005-01-26 | 2011-04-13 | 株式会社リコー | 定電圧回路及びその定電圧回路を有する半導体装置 |
US7391825B2 (en) * | 2005-01-31 | 2008-06-24 | Agere Systems Inc. | Comparator circuit having reduced pulse width distortion |
JP2006260030A (ja) | 2005-03-16 | 2006-09-28 | Ricoh Co Ltd | 定電圧電源回路及び定電圧電源回路の検査方法 |
JP4616067B2 (ja) | 2005-04-28 | 2011-01-19 | 株式会社リコー | 定電圧電源回路 |
JP4704103B2 (ja) | 2005-05-16 | 2011-06-15 | ローム株式会社 | 定電流駆動回路、それを利用した電子機器および発光ダイオードの駆動方法 |
JP4781732B2 (ja) | 2005-06-24 | 2011-09-28 | 株式会社リコー | 電源システム装置及びその制御方法 |
JP2007094540A (ja) | 2005-09-27 | 2007-04-12 | Ricoh Co Ltd | 半導体装置 |
JP4804156B2 (ja) | 2006-02-01 | 2011-11-02 | 株式会社リコー | 定電圧回路 |
JP2008029098A (ja) * | 2006-07-20 | 2008-02-07 | Oki Electric Ind Co Ltd | 昇圧回路 |
JP2007035068A (ja) | 2006-10-16 | 2007-02-08 | Ricoh Co Ltd | 電源供給回路及び定電圧回路 |
TWI323073B (en) * | 2006-12-14 | 2010-04-01 | Novatek Microelectronics Corp | Power circuit and charge pumping circuit |
-
2008
- 2008-01-15 JP JP2008005844A patent/JP4997122B2/ja not_active Expired - Fee Related
- 2008-12-05 WO PCT/JP2008/072597 patent/WO2009090812A1/en active Application Filing
- 2008-12-05 CN CN200880124533.3A patent/CN101911456B/zh not_active Expired - Fee Related
- 2008-12-05 US US12/811,924 patent/US8278991B2/en not_active Expired - Fee Related
- 2008-12-05 KR KR1020107014773A patent/KR101164348B1/ko not_active IP Right Cessation
Non-Patent Citations (3)
Title |
---|
JP特开2002-204567A 2002.07.19 |
JP特开2002-252967A 2002.09.06 |
JP特开平9-321586A 1997.12.12 |
Also Published As
Publication number | Publication date |
---|---|
JP4997122B2 (ja) | 2012-08-08 |
KR20100084582A (ko) | 2010-07-26 |
US20100277227A1 (en) | 2010-11-04 |
CN101911456A (zh) | 2010-12-08 |
KR101164348B1 (ko) | 2012-07-09 |
US8278991B2 (en) | 2012-10-02 |
WO2009090812A1 (en) | 2009-07-23 |
JP2009171710A (ja) | 2009-07-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: RICOH MICROELECTRONICS CO., LTD. Free format text: FORMER OWNER: RICOH CO. LTD. Effective date: 20150408 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150408 Address after: Osaka Patentee after: Ricoh Microelectronics Co., Ltd. Address before: Tokyo, Japan, Japan Patentee before: Ricoh Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20151205 |
|
EXPY | Termination of patent right or utility model |