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TWI560985B - Buck-boost converter and control circuit thereof - Google Patents

Buck-boost converter and control circuit thereof

Info

Publication number
TWI560985B
TWI560985B TW104121346A TW104121346A TWI560985B TW I560985 B TWI560985 B TW I560985B TW 104121346 A TW104121346 A TW 104121346A TW 104121346 A TW104121346 A TW 104121346A TW I560985 B TWI560985 B TW I560985B
Authority
TW
Taiwan
Prior art keywords
buck
control circuit
boost converter
boost
converter
Prior art date
Application number
TW104121346A
Other languages
English (en)
Other versions
TW201703410A (zh
Inventor
Chih Yuan Chen
Original Assignee
Anpec Electronics Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Anpec Electronics Corp filed Critical Anpec Electronics Corp
Priority to TW104121346A priority Critical patent/TWI560985B/zh
Priority to US14/885,600 priority patent/US9577531B2/en
Application granted granted Critical
Publication of TWI560985B publication Critical patent/TWI560985B/zh
Publication of TW201703410A publication Critical patent/TW201703410A/zh

Links

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
    • H02M3/10—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
    • H02M3/158—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 including plural semiconductor devices as final control devices for a single load
    • H02M3/1582—Buck-boost converters
    • 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
    • H02M1/0048—Circuits or arrangements for reducing losses
    • H02M1/0054—Transistor switching losses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
TW104121346A 2015-07-01 2015-07-01 Buck-boost converter and control circuit thereof TWI560985B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW104121346A TWI560985B (en) 2015-07-01 2015-07-01 Buck-boost converter and control circuit thereof
US14/885,600 US9577531B2 (en) 2015-07-01 2015-10-16 Buck-boost converter and control circuit thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW104121346A TWI560985B (en) 2015-07-01 2015-07-01 Buck-boost converter and control circuit thereof

Publications (2)

Publication Number Publication Date
TWI560985B true TWI560985B (en) 2016-12-01
TW201703410A TW201703410A (zh) 2017-01-16

Family

ID=57684121

Family Applications (1)

Application Number Title Priority Date Filing Date
TW104121346A TWI560985B (en) 2015-07-01 2015-07-01 Buck-boost converter and control circuit thereof

Country Status (2)

Country Link
US (1) US9577531B2 (zh)
TW (1) TWI560985B (zh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9882488B2 (en) 2015-09-14 2018-01-30 Intersil Americas LLC Enhanced power mode transitions in buck-boost converters
TWI587611B (zh) * 2016-01-08 2017-06-11 立錡科技股份有限公司 雙固定時間之升降壓切換式電源電路及其控制電路及其方法
CN106787730B (zh) * 2017-02-15 2023-07-18 杰华特微电子股份有限公司 一种开关电路的控制方法、控制电路及开关电路
US10135340B1 (en) * 2017-09-11 2018-11-20 Linear Technology Holding Llc Pass through regulation of buck-boost regulator
TWI649951B (zh) * 2018-01-26 2019-02-01 茂達電子股份有限公司 快速負載暫態響應的電壓轉換器
TWI692173B (zh) * 2018-04-09 2020-04-21 茂達電子股份有限公司 非窄電壓直流充電器及其控制方法
CN109149940A (zh) * 2018-10-22 2019-01-04 广州金升阳科技有限公司 一种变换器控制电路、应用及其控制方法
TWI750536B (zh) * 2019-11-21 2021-12-21 茂達電子股份有限公司 斷電預防系統
CN115694141B (zh) * 2023-01-04 2023-03-21 苏州浪潮智能科技有限公司 一种外置的环路补偿装置及其方法、系统、介质
CN116317562A (zh) * 2023-04-10 2023-06-23 上海南芯半导体科技股份有限公司 一种电压转换电路的控制电路和控制方法
TWI854608B (zh) * 2023-04-21 2024-09-01 茂達電子股份有限公司 具有多模式切換機制的電源轉換器
CN116317584B (zh) * 2023-05-23 2023-08-01 合肥乘翎微电子有限公司 一种直流转换器及pwm控制器的控制方法
TWI893799B (zh) * 2024-05-09 2025-08-11 茂達電子股份有限公司 具有導通時間補償機制的電源轉換器

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TW201112591A (en) * 2009-09-29 2011-04-01 Richtek Technology Corp Control circuit and method for a buck-boost power converter
TW201225493A (en) * 2010-12-09 2012-06-16 Richtek Technology Corp Control circuit and method for buck-boost switching converter
TW201240308A (en) * 2011-03-08 2012-10-01 Intersil Americas LLC High efficiency PFM control for buck-boost converter
CN102761253A (zh) * 2011-04-25 2012-10-31 立锜科技股份有限公司 升降压式转换器的控制装置及控制方法
TW201448438A (zh) * 2013-05-28 2014-12-16 Monolithic Power Systems Inc 升降壓變換器及其控制器和控制方法

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US6724174B1 (en) * 2002-09-12 2004-04-20 Linear Technology Corp. Adjustable minimum peak inductor current level for burst mode in current-mode DC-DC regulators
US20080036419A1 (en) * 2004-01-14 2008-02-14 Vanner, Inc. Battery isolator
US7265524B2 (en) * 2004-09-14 2007-09-04 Linear Technology Corporation Adaptive control for inducer based buck-boost voltage regulators
US7466112B2 (en) * 2005-02-08 2008-12-16 Linear Technology Corporation Variable frequency current-mode control for switched step up-step down regulators
US7298119B1 (en) * 2005-06-03 2007-11-20 Maxim Integrated Products, Inc. Step-up/step-down (buck/boost) switching regulator control methods
US7893665B2 (en) * 2005-09-07 2011-02-22 Linear Technology Corporation Peak charging current modulation for burst mode conversion
US7570033B1 (en) * 2006-04-03 2009-08-04 National Semiconductor Corporation Apparatus and method for PWM buck-or-boost converter with smooth transition between modes
GB2479445B (en) * 2006-08-31 2011-11-30 Wolfson Microelectronics Plc DC-DC converter circuits and methods and apparatus including such circuits
US7504888B1 (en) * 2007-09-26 2009-03-17 National Semiconductor Corporation Internally compensated differential amplifier
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US8896279B2 (en) * 2010-01-29 2014-11-25 Intersil Americals LLC Multi-phase non-inverting buck boost voltage converter
EP2466740B1 (en) * 2010-12-14 2020-02-05 Dialog Semiconductor GmbH Circuit of high efficient buck-boost switching regulator and control method thereof
US9136795B2 (en) * 2011-05-19 2015-09-15 Skyworks Solutions, Inc. Variable switched DC-to-DC voltage converter
US9007791B2 (en) * 2011-10-27 2015-04-14 Infineon Technologies Ag Digital slope control for switched capacitor dc-dc converter
US20130141070A1 (en) * 2011-12-01 2013-06-06 Intersil Americas LLC Control system and method for shared inductor regulator
US9178421B2 (en) * 2012-10-30 2015-11-03 Nvidia Corporation Multi-stage power supply with fast transient response
US20150002115A1 (en) * 2013-07-01 2015-01-01 Texas Instruments Incorporated Series-capacitor buck converter multiphase controller
US20150069956A1 (en) * 2013-09-09 2015-03-12 Apple Inc. Universal power adapter
US9912233B2 (en) * 2014-09-30 2018-03-06 Skyworks Solutions, Inc. Variable switched DC-to-DC voltage converter using pulse skipping mode and frequency modulation
US9871444B2 (en) * 2014-12-24 2018-01-16 Texas Instruments Incorporated Integrated circuit with configurable control and power switches

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW201112591A (en) * 2009-09-29 2011-04-01 Richtek Technology Corp Control circuit and method for a buck-boost power converter
TW201225493A (en) * 2010-12-09 2012-06-16 Richtek Technology Corp Control circuit and method for buck-boost switching converter
TW201240308A (en) * 2011-03-08 2012-10-01 Intersil Americas LLC High efficiency PFM control for buck-boost converter
CN102761253A (zh) * 2011-04-25 2012-10-31 立锜科技股份有限公司 升降压式转换器的控制装置及控制方法
TW201448438A (zh) * 2013-05-28 2014-12-16 Monolithic Power Systems Inc 升降壓變換器及其控制器和控制方法

Also Published As

Publication number Publication date
TW201703410A (zh) 2017-01-16
US9577531B2 (en) 2017-02-21
US20170005577A1 (en) 2017-01-05

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