KR101045718B1 - 벅 스위칭 레귤레이터 및 방법 - Google Patents

벅 스위칭 레귤레이터 및 방법 Download PDF

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Publication number
KR101045718B1
KR101045718B1 KR1020080125820A KR20080125820A KR101045718B1 KR 101045718 B1 KR101045718 B1 KR 101045718B1 KR 1020080125820 A KR1020080125820 A KR 1020080125820A KR 20080125820 A KR20080125820 A KR 20080125820A KR 101045718 B1 KR101045718 B1 KR 101045718B1
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KR
South Korea
Prior art keywords
time
voltage
maximum
capacitor
signal
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KR1020080125820A
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English (en)
Korean (ko)
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KR20090063135A (ko
Inventor
매튜 웽
Original Assignee
마이크렐 인코포레이티드
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Priority claimed from US11/955,157 external-priority patent/US7443148B2/en
Application filed by 마이크렐 인코포레이티드 filed Critical 마이크렐 인코포레이티드
Publication of KR20090063135A publication Critical patent/KR20090063135A/ko
Application granted granted Critical
Publication of KR101045718B1 publication Critical patent/KR101045718B1/ko

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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
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • 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
    • H02M1/0003—Details of control, feedback or regulation circuits
    • 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
    • H02M1/0064—Magnetic structures combining different functions, e.g. storage, filtering or transformation

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
KR1020080125820A 2007-12-12 2008-12-11 벅 스위칭 레귤레이터 및 방법 KR101045718B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/955,157 US7443148B2 (en) 2006-09-11 2007-12-12 Constant on-time regulator with increased maximum duty cycle
US11/955,157 2007-12-12

Publications (2)

Publication Number Publication Date
KR20090063135A KR20090063135A (ko) 2009-06-17
KR101045718B1 true KR101045718B1 (ko) 2011-06-30

Family

ID=40929491

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020080125820A KR101045718B1 (ko) 2007-12-12 2008-12-11 벅 스위칭 레귤레이터 및 방법

Country Status (2)

Country Link
JP (1) JP4834058B2 (ja)
KR (1) KR101045718B1 (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8395362B2 (en) * 2010-10-29 2013-03-12 R2 Semiconductor, Inc. Controlling a dead time of a switching voltage regulator
JP5723578B2 (ja) * 2010-11-25 2015-05-27 ローム株式会社 スイッチング電源装置
JP5771982B2 (ja) 2010-12-27 2015-09-02 ミツミ電機株式会社 スイッチング電源装置
JP5980514B2 (ja) 2011-03-07 2016-08-31 ローム株式会社 Ｄｃ／ｄｃコンバータ及びこれを用いたテレビ
WO2012147609A1 (ja) * 2011-04-25 2012-11-01 ローム株式会社 スイッチング電源装置及びこれを用いた電子機器
JP6023468B2 (ja) 2012-05-23 2016-11-09 ローム株式会社 スイッチング電源装置
US9287779B2 (en) * 2013-03-14 2016-03-15 Qualcomm Incorporated Systems and methods for 100 percent duty cycle in switching regulators
CN106787652B (zh) * 2017-02-09 2018-09-18 电子科技大学 一种适用于降压变换器输出直流失调的动态消除电路
CN107404217B (zh) * 2017-08-18 2023-06-23 杰华特微电子股份有限公司 开关电源控制电路和方法及开关电源
JP7102307B2 (ja) * 2018-09-21 2022-07-19 ローム株式会社 Ｄｃ／ｄｃコンバータの制御回路、電源管理回路、ｓｓｄ、ｄｃ／ｄｃコンバータ
US10985660B2 (en) 2018-12-10 2021-04-20 Mediatek Singapore Pte. Ltd. DC-DC converter having higher stability and output accuracy
US11482889B2 (en) * 2019-01-09 2022-10-25 Integrated Device Technology, Inc. Wireless power receiver configurable for LDO or buck operation
CN113991992B (zh) * 2021-10-26 2023-09-12 深圳市单源半导体有限公司 一种用于cot控制模式dc-dc转换器的短路保护电路和方法
CN116647098B (zh) * 2023-07-25 2023-10-03 江苏应能微电子股份有限公司 开关电源导通时间控制电路、方法和开关电源

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20060046391A (ko) * 2004-06-09 2006-05-17 오투 마이크로, 인코포레이티드 Ｄｃ-ｄｃ 변환기, 전자 디바이스, 방법 및 승압 ｄｃ-ｄｃ변환기
KR20060049915A (ko) * 2004-07-07 2006-05-19 세이코 인스트루 가부시키가이샤 Ｄｃ－ｄｃ 컨버터 회로
KR20070005006A (ko) * 2004-04-30 2007-01-09 마이크렐 인코포레이티드 전압 조정기, 하이브리드 조정기에 의해 수행되는 방법 및하이브리드 전압 조정기
KR100757242B1 (ko) 2005-09-07 2007-09-10 그로위드(주) 전압원 제어장치 및 가변전압원을 이용한 led, 모터, 발진기 구동장치, 액츄에이터장치, 전원장치, 제어장치, 이동통신단말 장치의 제어장치

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4868750B2 (ja) * 2004-03-16 2012-02-01 ローム株式会社 スイッチングレギュレータ
JP2007159275A (ja) * 2005-12-06 2007-06-21 Matsushita Electric Ind Co Ltd Ｄｃ−ｄｃコンバータ

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20070005006A (ko) * 2004-04-30 2007-01-09 마이크렐 인코포레이티드 전압 조정기, 하이브리드 조정기에 의해 수행되는 방법 및하이브리드 전압 조정기
KR20060046391A (ko) * 2004-06-09 2006-05-17 오투 마이크로, 인코포레이티드 Ｄｃ-ｄｃ 변환기, 전자 디바이스, 방법 및 승압 ｄｃ-ｄｃ변환기
KR20060049915A (ko) * 2004-07-07 2006-05-19 세이코 인스트루 가부시키가이샤 Ｄｃ－ｄｃ 컨버터 회로
KR100757242B1 (ko) 2005-09-07 2007-09-10 그로위드(주) 전압원 제어장치 및 가변전압원을 이용한 led, 모터, 발진기 구동장치, 액츄에이터장치, 전원장치, 제어장치, 이동통신단말 장치의 제어장치

Also Published As

Publication number Publication date
JP4834058B2 (ja) 2011-12-07
KR20090063135A (ko) 2009-06-17
JP2009148157A (ja) 2009-07-02

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