TWI357720B - - Google Patents

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Publication number
TWI357720B
TWI357720B TW097130145A TW97130145A TWI357720B TW I357720 B TWI357720 B TW I357720B TW 097130145 A TW097130145 A TW 097130145A TW 97130145 A TW97130145 A TW 97130145A TW I357720 B TWI357720 B TW I357720B
Authority
TW
Taiwan
Prior art keywords
current
channel
voltage
nth
control signal
Prior art date
Application number
TW097130145A
Other languages
English (en)
Chinese (zh)
Other versions
TW201008122A (en
Inventor
Chung Shu Li
jian rong Huang
Chia Jung Lee
Chung Sheng Cheng
Original Assignee
Richtek Technology 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 Richtek Technology Corp filed Critical Richtek Technology Corp
Priority to TW097130145A priority Critical patent/TW201008122A/zh
Priority to US12/461,182 priority patent/US8358113B2/en
Publication of TW201008122A publication Critical patent/TW201008122A/zh
Application granted granted Critical
Publication of TWI357720B publication Critical patent/TWI357720B/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
    • H02M3/1584—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 with a plurality of power processing stages connected in parallel
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J1/00—Circuit arrangements for DC mains or DC distribution networks
    • H02J1/10—Parallel operation of DC sources
    • H02J1/102—Parallel operation of DC sources being switching converters
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J1/00—Circuit arrangements for DC mains or DC distribution networks
    • H02J1/10—Parallel operation of DC sources
    • H02J1/106—Parallel operation of DC sources for load balancing, symmetrisation, or sharing

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
TW097130145A 2008-08-07 2008-08-07 Current balancing device and method for a multi-phase power converter with constant working time control TW201008122A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW097130145A TW201008122A (en) 2008-08-07 2008-08-07 Current balancing device and method for a multi-phase power converter with constant working time control
US12/461,182 US8358113B2 (en) 2008-08-07 2009-08-04 Current balance in a multi-phase power converter with constant on-time control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW097130145A TW201008122A (en) 2008-08-07 2008-08-07 Current balancing device and method for a multi-phase power converter with constant working time control

Publications (2)

Publication Number Publication Date
TW201008122A TW201008122A (en) 2010-02-16
TWI357720B true TWI357720B (enExample) 2012-02-01

Family

ID=41652303

Family Applications (1)

Application Number Title Priority Date Filing Date
TW097130145A TW201008122A (en) 2008-08-07 2008-08-07 Current balancing device and method for a multi-phase power converter with constant working time control

Country Status (2)

Country Link
US (1) US8358113B2 (enExample)
TW (1) TW201008122A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9407147B2 (en) 2013-03-18 2016-08-02 Green Solution Technology Co., Ltd. Multiphase converter controller with current balance

Families Citing this family (52)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9099961B2 (en) 2010-04-19 2015-08-04 Rf Micro Devices, Inc. Output impedance compensation of a pseudo-envelope follower power management system
US9431974B2 (en) 2010-04-19 2016-08-30 Qorvo Us, Inc. Pseudo-envelope following feedback delay compensation
EP3376667B1 (en) 2010-04-19 2021-07-28 Qorvo US, Inc. Pseudo-envelope following power management system
TWI450478B (zh) 2010-08-30 2014-08-21 Upi Semiconductor Corp 電流平衡器
US9954436B2 (en) 2010-09-29 2018-04-24 Qorvo Us, Inc. Single μC-buckboost converter with multiple regulated supply outputs
CN102457185A (zh) * 2010-10-26 2012-05-16 立锜科技股份有限公司 多相切换式电源供应器及其驱动电路与控制方法
DE102011006788A1 (de) * 2011-04-05 2012-10-11 Siemens Ag Österreich Schaltungsanordnung für eine Schutzeinrichtung für elektrische Anlagen
US9379667B2 (en) 2011-05-05 2016-06-28 Rf Micro Devices, Inc. Multiple power supply input parallel amplifier based envelope tracking
TWI429182B (zh) * 2011-08-12 2014-03-01 Upi Semiconductor Corp 多相直流對直流電源轉換器
JP5779043B2 (ja) * 2011-08-23 2015-09-16 株式会社東芝 Ｄｃ−ｄｃ変換器および情報処理装置
US9484797B2 (en) 2011-10-26 2016-11-01 Qorvo Us, Inc. RF switching converter with ripple correction
US9515621B2 (en) 2011-11-30 2016-12-06 Qorvo Us, Inc. Multimode RF amplifier system
US9041365B2 (en) 2011-12-01 2015-05-26 Rf Micro Devices, Inc. Multiple mode RF power converter
US9494962B2 (en) * 2011-12-02 2016-11-15 Rf Micro Devices, Inc. Phase reconfigurable switching power supply
US9813036B2 (en) 2011-12-16 2017-11-07 Qorvo Us, Inc. Dynamic loadline power amplifier with baseband linearization
US9891679B2 (en) * 2011-12-22 2018-02-13 Astec International Limited Single phase redundant power supply systems for reducing phase current imbalances
TW201328144A (zh) * 2011-12-29 2013-07-01 Green Solution Tech Co Ltd 多相直流對直流轉換控制器及其控制方法
TWI483531B (zh) * 2012-03-30 2015-05-01 Upi Semiconductor Corp 電源轉換器及其操作方法
CN102751874B (zh) * 2012-06-27 2015-01-07 电子科技大学 自适应恒定导通时间控制电路
US8917073B2 (en) * 2012-11-02 2014-12-23 Monolithic Power Systems, Inc. Cot converter with controlled frequency and associated method
US9627975B2 (en) 2012-11-16 2017-04-18 Qorvo Us, Inc. Modulated power supply system and method with automatic transition between buck and boost modes
US8754619B1 (en) 2012-11-29 2014-06-17 Raytheon Company Multiphase power converter
TWI483529B (zh) 2012-12-24 2015-05-01 Upi Semiconductor Corp 多相直流對直流電源轉換器
TWI483523B (zh) 2013-01-14 2015-05-01 Upi Semiconductor Corp 多相直流對直流轉換器與其控制方法
CN103944377B (zh) * 2013-01-21 2016-10-26 登丰微电子股份有限公司 具电流平衡的多相电源转换控制器
WO2014116933A2 (en) 2013-01-24 2014-07-31 Rf Micro Devices, Inc Communications based adjustments of an envelope tracking power supply
TWI514728B (zh) * 2013-02-18 2015-12-21 Green Solution Tech Co Ltd 具電流平衡之多相電源轉換控制器
CN104009627B (zh) * 2013-02-22 2017-07-21 登丰微电子股份有限公司 多相转换控制器
US9240724B2 (en) 2013-03-13 2016-01-19 Astec International Limited Multiphase DC/DC converters and control circuits for controlling converters using fixed and/or variable frequencies
US9923467B2 (en) 2013-04-02 2018-03-20 Green Solution Technology Co., Ltd. Multiphase converting controller
US9479118B2 (en) 2013-04-16 2016-10-25 Rf Micro Devices, Inc. Dual instantaneous envelope tracking
US9374005B2 (en) 2013-08-13 2016-06-21 Rf Micro Devices, Inc. Expanded range DC-DC converter
US20150207400A1 (en) * 2014-01-21 2015-07-23 Texas Instruments Incorporated Control apparatus and method for thermal balancing in multiphase dc-dc converters
KR101637650B1 (ko) 2014-05-20 2016-07-20 엘지이노텍 주식회사 직류-직류 변환기
US9614476B2 (en) 2014-07-01 2017-04-04 Qorvo Us, Inc. Group delay calibration of RF envelope tracking
US9490702B1 (en) * 2015-06-19 2016-11-08 Maxim Intergrated Products, Inc. Multi-phase voltage regulator control systems and methods
US9843294B2 (en) 2015-07-01 2017-12-12 Qorvo Us, Inc. Dual-mode envelope tracking power converter circuitry
US9912297B2 (en) 2015-07-01 2018-03-06 Qorvo Us, Inc. Envelope tracking power converter circuitry
WO2017094402A1 (ja) * 2015-11-30 2017-06-08 株式会社村田製作所 スイッチング電源装置及び誤差補正方法
US9948184B2 (en) * 2016-02-08 2018-04-17 Avago Technologies General Ip (Singapore) Pte. Ltd. Current balance method for multiphase switching regulators
US9973147B2 (en) 2016-05-10 2018-05-15 Qorvo Us, Inc. Envelope tracking power management circuit
US10978951B2 (en) * 2017-04-12 2021-04-13 Kyoto University Passivity-based switching power supply system, controller, and control method
US10476437B2 (en) 2018-03-15 2019-11-12 Qorvo Us, Inc. Multimode voltage tracker circuit
CN110932524B (zh) * 2018-08-30 2022-06-17 力智电子股份有限公司 多相电源转换的控制器及电流平衡方法
KR102611984B1 (ko) 2018-10-10 2023-12-08 삼성전자주식회사 인터리빙 회로를 포함하는 다상 스위칭 레귤레이터 및 이의 스위칭 레귤레이팅 방법
US11431247B1 (en) * 2018-12-13 2022-08-30 Empower Semiconductor, Inc. Power delivery control circuit
JP7219688B2 (ja) * 2019-09-26 2023-02-08 株式会社日立製作所 電力変換装置とその制御方法
AT524279B1 (de) * 2020-09-29 2023-02-15 Avl List Gmbh Gleichspannungswandler mit Stromsensoranordnung
US11682974B2 (en) 2021-09-22 2023-06-20 Alpha And Omega Semiconductor International Lp Multi-phase switching regulator with variable gain phase current balancing using slope-compensated emulated phase current signals
CN114679041A (zh) * 2022-04-14 2022-06-28 成都芯源系统有限公司 多相开关变换器及其集成电路控制器件和控制方法
CN115833551B (zh) * 2022-11-17 2025-05-06 成都芯源系统有限公司 多相开关变换器及其控制电路和故障检测方法
TWI859027B (zh) * 2023-12-13 2024-10-11 亞福儲能股份有限公司 用於第一電源轉換器以及第二電源轉換器的電源控制器以及電源管理方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6278263B1 (en) * 1999-09-01 2001-08-21 Intersil Corporation Multi-phase converter with balanced currents
US6495995B2 (en) * 2001-03-09 2002-12-17 Semtech Corporation Self-clocking multiphase power supply controller
US6414470B1 (en) * 2002-01-22 2002-07-02 Richtek Technology Corp. Apparatus and method for balancing channel currents in a multi-phase DC-to-DC converter
US6897636B2 (en) * 2002-03-29 2005-05-24 Intersil Americas Inc. Method and circuit for scaling and balancing input and output currents in a multi-phase DC-DC converter using different input voltages
JP4147972B2 (ja) * 2002-05-14 2008-09-10 株式会社デンソー 微小電流発生回路
US7592787B2 (en) * 2007-02-02 2009-09-22 Intersil Americas Inc. Adaptive firing order control for dynamic current balance of multiphase voltage regulators

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9407147B2 (en) 2013-03-18 2016-08-02 Green Solution Technology Co., Ltd. Multiphase converter controller with current balance

Also Published As

Publication number Publication date
TW201008122A (en) 2010-02-16
US20100033154A1 (en) 2010-02-11
US8358113B2 (en) 2013-01-22

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