KR101341573B1 - 승압 회로 - Google Patents
승압 회로 Download PDFInfo
- Publication number
- KR101341573B1 KR101341573B1 KR1020070057645A KR20070057645A KR101341573B1 KR 101341573 B1 KR101341573 B1 KR 101341573B1 KR 1020070057645 A KR1020070057645 A KR 1020070057645A KR 20070057645 A KR20070057645 A KR 20070057645A KR 101341573 B1 KR101341573 B1 KR 101341573B1
- Authority
- KR
- South Korea
- Prior art keywords
- potential
- capacitor
- pmos transistor
- boosting
- terminal
- 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
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-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (4)
- 제1전위를 제2전위까지 승압하는 승압 회로로서,상기 제1전위를 입력하는 동시에, 상기 제2전위의 변화에 따른 전위를 출력하는 차동 증폭기와,충전 기간과 방전 기간을 교대로 반복하는 승압 용량과,상기 제1전위보다도 높은 제1기준전위와 상기 승압 용량의 일단 사이에 접속되어 승압 용량의 충전 기간에 온 하는 제1스위치 소자와,상기 제1전위보다도 낮은 제2기준전위와 상기 승압 용량의 타단 사이에 접속되어 승압 용량의 충전 기간에 온 하는 제2스위치 소자와,상기 제1기준전위와 상기 승압 용량의 상기 타단 사이에 접속되어, 승압 용량의 방전 기간에 온 하는 제3스위치 소자로서의 제3트랜지스터와,상기 제2전위의 출력 단자와 상기 승압 용량의 상기 일단 사이에 접속되어 승압 용량의 방전 기간에 온 하는 제4스위치 소자와,승압 용량의 충전 기간에 있어서 상기 제2전위를 선택하고, 승압 용량의 방전 기간에 있어서 상기 차동 증폭기의 출력 전위를 선택하고, 선택한 전위를 상기 제3트랜지스터의 제어 단자에 부여하는 제1선택부를 구비하고,상기 제1스위치 소자는, 제1트랜지스터이며,승압 용량의 충전 기간에 있어서 상기 차동 증폭기의 출력 전위를 선택하고, 승압 용량의 방전 기간에 있어서 상기 제2전위를 선택하고, 선택한 전위를 상기 제1트랜지스터의 제어 단자에 부여하는 제2선택부를 구비하고,승압 용량의 충전 기간에 있어서 상기 승압 용량의 상기 일단을 선택하고, 승압 용량의 방전 기간에 있어서 상기 승압 용량의 상기 타단을 선택하는 제3선택부를 구비하고,상기 차동 증폭기는, 상기 제1전위와, 상기 제3선택부에 의해 선택된 상기 일단 또는 상기 타단의 전위를 입력하는 것을 특징으로 하는 승압 회로.
- 삭제
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Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006197711A JP2008029098A (ja) | 2006-07-20 | 2006-07-20 | 昇圧回路 |
JPJP-P-2006-00197711 | 2006-07-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080008955A KR20080008955A (ko) | 2008-01-24 |
KR101341573B1 true KR101341573B1 (ko) | 2013-12-16 |
Family
ID=38970863
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070057645A Expired - Fee Related KR101341573B1 (ko) | 2006-07-20 | 2007-06-13 | 승압 회로 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7511561B2 (ko) |
JP (1) | JP2008029098A (ko) |
KR (1) | KR101341573B1 (ko) |
CN (1) | CN101110549B (ko) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI329407B (en) | 2007-02-16 | 2010-08-21 | Richtek Technology Corp | Charge pump regulator and method for producing a regulated voltage |
JP4997122B2 (ja) * | 2008-01-15 | 2012-08-08 | 株式会社リコー | 電源供給回路及びその動作制御方法 |
JP2009183111A (ja) * | 2008-01-31 | 2009-08-13 | Panasonic Corp | チャージポンプ回路およびそれを備える電子機器 |
JP2010172050A (ja) * | 2009-01-20 | 2010-08-05 | Renesas Electronics Corp | Dc/dcコンバータ回路 |
JP5296612B2 (ja) * | 2009-06-22 | 2013-09-25 | 浜松ホトニクス株式会社 | 積分回路および光検出装置 |
JP5568379B2 (ja) * | 2010-05-27 | 2014-08-06 | ラピスセミコンダクタ株式会社 | 検出装置 |
US8525564B2 (en) | 2010-10-20 | 2013-09-03 | University Of Southern California | Charge-based phase locked loop charge pump |
JP2013258895A (ja) * | 2012-05-18 | 2013-12-26 | Semiconductor Energy Lab Co Ltd | 半導体装置及びその駆動方法 |
US10756083B2 (en) * | 2017-05-23 | 2020-08-25 | Taiwan Semiconductor Manufacturing Company Limited | Device with a high efficiency voltage multiplier |
CN110809853B (zh) * | 2017-06-26 | 2021-06-29 | 三菱电机株式会社 | 电力转换装置、电机驱动控制装置、送风机、压缩机及空调机 |
TWI746997B (zh) * | 2018-06-27 | 2021-11-21 | 矽創電子股份有限公司 | 電荷泵 |
CN110071630A (zh) * | 2019-05-30 | 2019-07-30 | 上海南芯半导体科技有限公司 | 一种无缝切换降压和直通工作模式的转换电路及实现方法 |
CN113300591A (zh) * | 2021-06-15 | 2021-08-24 | 南京集澈电子科技有限公司 | 一种高压电荷泵升压电路 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004297953A (ja) * | 2003-03-27 | 2004-10-21 | Dve:Kk | 安定化電源回路 |
JP2006136134A (ja) * | 2004-11-05 | 2006-05-25 | Rohm Co Ltd | チャージポンプ回路 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06351229A (ja) * | 1993-06-08 | 1994-12-22 | Sony Corp | 出力電圧安定化機能付チャージポンプ式昇圧回路 |
DE19962523A1 (de) * | 1999-12-23 | 2001-08-02 | Texas Instruments Deutschland | Gleichspannungswandler und Verfahren zum Betreiben eines Gleichspannungswandlers |
JP3666805B2 (ja) * | 2000-09-19 | 2005-06-29 | ローム株式会社 | Dc/dcコンバータ |
JPWO2002061931A1 (ja) | 2001-01-30 | 2004-06-03 | 株式会社ルネサステクノロジ | 昇圧型電源回路および液晶表示装置並びに携帯用電子機器 |
JP2002369500A (ja) | 2001-06-04 | 2002-12-20 | Sony Corp | 昇圧回路 |
JP3691421B2 (ja) * | 2001-09-27 | 2005-09-07 | シャープ株式会社 | スイッチドキャパシタ型安定化電源回路 |
US7142040B2 (en) * | 2003-03-27 | 2006-11-28 | Device Engineering Co., Ltd. | Stabilized power supply circuit |
US6859091B1 (en) * | 2003-09-18 | 2005-02-22 | Maxim Integrated Products, Inc. | Continuous linear regulated zero dropout charge pump with high efficiency load predictive clocking scheme |
-
2006
- 2006-07-20 JP JP2006197711A patent/JP2008029098A/ja active Pending
-
2007
- 2007-06-13 KR KR1020070057645A patent/KR101341573B1/ko not_active Expired - Fee Related
- 2007-06-20 CN CN200710111908XA patent/CN101110549B/zh not_active Expired - Fee Related
- 2007-06-20 US US11/765,519 patent/US7511561B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004297953A (ja) * | 2003-03-27 | 2004-10-21 | Dve:Kk | 安定化電源回路 |
JP2006136134A (ja) * | 2004-11-05 | 2006-05-25 | Rohm Co Ltd | チャージポンプ回路 |
Also Published As
Publication number | Publication date |
---|---|
JP2008029098A (ja) | 2008-02-07 |
CN101110549A (zh) | 2008-01-23 |
US20080018382A1 (en) | 2008-01-24 |
KR20080008955A (ko) | 2008-01-24 |
CN101110549B (zh) | 2012-06-20 |
US7511561B2 (en) | 2009-03-31 |
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