TWI456876B - 用於直流／直流轉換器的控制裝置及其控制方法 - Google Patents

用於直流／直流轉換器的控制裝置及其控制方法 Download PDF

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Publication number
TWI456876B
TWI456876B TW101136640A TW101136640A TWI456876B TW I456876 B TWI456876 B TW I456876B TW 101136640 A TW101136640 A TW 101136640A TW 101136640 A TW101136640 A TW 101136640A TW I456876 B TWI456876 B TW I456876B
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Taiwan
Prior art keywords
signal
current
converter
switching element
control
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TW101136640A
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English (en)
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TW201415770A (zh
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Yaow Ming Chen
Yang Lin Chen
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Univ Nat Taiwan
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Priority to TW101136640A priority Critical patent/TWI456876B/zh
Priority to US13/760,166 priority patent/US9001531B2/en
Publication of TW201415770A publication Critical patent/TW201415770A/zh
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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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
    • H02M1/4208—Arrangements for improving power factor of AC input
    • H02M1/4225—Arrangements for improving power factor of AC input using a non-isolated boost converter
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/468—Regulating voltage or current wherein the variable actually regulated by the final control device is dc characterised by reference voltage circuitry, e.g. soft start, remote shutdown
    • 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
    • H02M1/0058—Transistor switching losses by employing soft switching techniques, i.e. commutation of transistors when applied voltage is zero or when current flow is zero
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Dc-Dc Converters (AREA)

Claims (10)

  1. 一種用於直流/直流轉換器的控制裝置，該直流/直流轉換器接收一輸入電源以產生一輸出電壓，該控制裝置包括：一第一誤差放大器，比較一參考電壓信號以及該輸出電壓而產生一回授信號；一取樣保持控制電路，耦接該第一誤差放大器，依據該回授信號以及對應該輸入電源之一輸入電流而產生一參考電流信號；一濾波器，接收對應該輸入電源之該輸入電流，並依據該輸入電流而產生一電流平均值；一第二誤差放大器，耦接該取樣保持控制電路以及該濾波器，並比較該參考電流信號以及該電流平均值而產生一控制信號；一開關控制電路，耦接該第二誤差放大器，依據該第二誤差放大器輸出之該控制信號而產生一切換信號，該切換信號用以控制該直流/直流轉換器之一開關元件的導通時間。
  2. 如申請專利範圍第1項所述之用於直流/直流轉換器的控制裝置，其中該直流/直流轉換器具有一電感，該電感耦接該開關元件，該取樣保持控制電路具有一取樣保持單元，該取樣保持單元對該電感之電流值做取樣而得到該參考電流信號。
  3. 如申請專利範圍第2項所述之用於直流/直流轉換器的控制裝置，其中該取樣保持單元的取樣時間在該開關元件之導通區間的中點處。
  4. 如申請專利範圍第1項所述之用於直流/直流轉換 器的控制裝置，其中該直流/直流轉換器具有一電感，該電感耦接該開關元件，該取樣保持控制電路具有一第一取樣保持單元以及一第二取樣保持單元，該第一取樣保持單元在該開關元件起始導通時對該電感的電流做取樣而得到一第一取樣信號，該第二取樣保持單元在該開關元件之導通區間的中點處對該電感的電流做取樣而得到一第二取樣信號，該第一取樣信號與該第二取樣信號相減後為該參考電流信號。
  5. 如申請專利範圍第1項所述之用於直流/直流轉換器的控制裝置，其中該開關控制電路依據該控制信號產生一導通時間補償量，該開關控制電路將該導通時間補償量與該開關元件的導通時間相加而得到一補償導通時間，該開關控制電路依據該補償導通時間而產生該切換信號。
  6. 一種控制方法，用於控制一直流/直流轉換器，該直流/直流轉換器接收一輸入電源以產生一輸出電壓，該控制方法包括：比較一參考電壓以及該直流/直流轉換器之一輸出電壓，並據此產生一回授信號；利用一取樣保持控制電路依據該回授信號以及對應該輸入電源之一輸入電流而產生一參考電流信號；比較該參考電流信號以及該輸入電流的平均值而產生一控制信號；依據該控制信號而產生一切換信號，該切換信號用以控制該直流/直流轉換器之一開關元件的導通時間。
  7. 如申請專利範圍第6項所述之控制方法，其中該直流/直流轉換器具有一電感，該電感耦接該開關元件，該參 考電流信號是代表該電感之平均電流值。
  8. 如申請專利範圍第7項所述之控制方法，其中該參考電流信號是代表該開關元件之導通區間的中點處的該電感之電流值。
  9. 如申請專利範圍第6項所述之控制方法，其中該直流/直流轉換器具有一電感，該電感耦接該開關元件，在利用該取樣保持控制電路依據該回授信號以及對應該輸入電源之該輸入電流而產生該參考電流信號的步驟更包括：在該開關元件起始導通時對該電感的電流做取樣而得到一第一取樣電流值；在該開關元件之導通區間的中點處對該電感的電流做取樣而得到一第二取樣電流值；以及將該第一取樣電流值與該第二取樣電流值相減而得到該參考電流信號。
  10. 如申請專利範圍第6項所述之控制方法，其中在依據該控制信號而產生該切換信號的步驟中，依據該控制信號產生一導通時間補償量，並將該導通時間補償量與該開關元件的導通時間相加而得到一補償導通時間，該補償導通時間用以產生該切換信號。
TW101136640A 2012-10-04 2012-10-04 用於直流／直流轉換器的控制裝置及其控制方法 TWI456876B (zh)

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TW101136640A TWI456876B (zh) 2012-10-04 2012-10-04 用於直流／直流轉換器的控制裝置及其控制方法
US13/760,166 US9001531B2 (en) 2012-10-04 2013-02-06 Control device for DC-DC converter and control method controlling the same

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10439489B1 (en) 2018-07-04 2019-10-08 Chicony Power Technology Co., Ltd. Hybrid-mode boost power factor corrector and method of operating the same

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9837893B2 (en) * 2013-07-31 2017-12-05 Fairchild Korea Semiconductor Ltd. Charge pump and switch control circuit
TWI561953B (en) * 2016-02-04 2016-12-11 Richtek Technology Corp Tunable dc voltage generating circuit
US20180069471A1 (en) * 2016-09-06 2018-03-08 Texas Instruments Incorporated Optimizing the efficiency of a boost pre-converter while maintaining input power factor
JP2018098977A (ja) * 2016-12-15 2018-06-21 エイブリック株式会社 昇圧型ｄｃ−ｄｃコンバータおよびその使用方法
US10128744B1 (en) * 2017-12-13 2018-11-13 Texas Instruments Incorporated Single and multi-phase DC-DC converter mode control
CN108226609B (zh) * 2017-12-27 2020-02-07 上海贝岭股份有限公司 用于直流-直流变换器的电流检测电路
CN108667283A (zh) * 2018-06-11 2018-10-16 矽力杰半导体技术(杭州)有限公司 一种用于降低thd的控制方法及系统
US10608526B2 (en) * 2018-08-22 2020-03-31 Sanken Electric Co., Ltd. Device and method for calculating switching time
CN112105119B (zh) * 2019-06-18 2024-05-28 半导体组件工业公司 用于功率转换器的控制器
CN115669223A (zh) * 2020-05-21 2023-01-31 昕诺飞控股有限公司 驱动电路、led电路和驱动方法
CN114489217A (zh) * 2020-11-11 2022-05-13 扬智科技股份有限公司 信号接收装置及其偏压校正电路
TWI771882B (zh) * 2021-01-27 2022-07-21 群光電能科技股份有限公司 電源供應器及驅動方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI288314B (en) * 2006-02-21 2007-10-11 Tsai-Fu Wu Control apparatus of power factor corrector

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0744816B1 (en) * 1995-05-26 2000-09-20 AT&T IPM Corp. Power factor control for switched mode rectifiers
WO2005041393A2 (en) * 2003-10-24 2005-05-06 Pf1, Inc. Method and system for power factor correction
US7196503B2 (en) * 2004-07-26 2007-03-27 Intersil Americas, Inc. Current averaging circuit for a PWM power converter
US7919952B1 (en) * 2005-03-21 2011-04-05 Microsemi Corporation Automatic gain control technique for current monitoring in current-mode switching regulators
US7456621B2 (en) * 2005-05-06 2008-11-25 Silicon Laboratories Inc. Digital controller based power factor correction circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI288314B (en) * 2006-02-21 2007-10-11 Tsai-Fu Wu Control apparatus of power factor corrector

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
S.-H. Tang, D. Chen, C.-S. Huang, C.-Y. Liu, and K.-H. Liu, "A new on-time adjustment scheme for the reduction of input current distortion of critical-mode power factor correction boost converters," IPEC 2010, pp.1717-1724. L. Huber, B.T. Irving, and M.M. Jovanovic, "Effect of Valley Switching and Switching-Frequency Limitation on Line-Current Distortions of DCM/CCM Boundary Boost PFC Converters," IEEE Trans. Power Electron., vol.24, no.2, pp.339-347, Feb 2009. J.-C. Tsai, C.-L. Chen, Y.-T. Chen, C.-L. Ni, C.-Y. Chen, K.-H. Chen, C.-J. Chen, and H.-L. Pan, "Perturbation on-time (POT) control and inhibit time control (ITC) in suppression of THO of power factor correction (PFC) design," CICC 2011, pp.1-4. Y.-L. Chen, Y.-M. Chen, and C.-N. Wu, "The Time Domain Analysis for Constant On-Time Critical Mode Boost-Type PFC Converters," IEEE International Conference on Energy Conversion Congress and Exposition, pp. 4643-4648, Raleigh NC, USA, Sept. 2012 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10439489B1 (en) 2018-07-04 2019-10-08 Chicony Power Technology Co., Ltd. Hybrid-mode boost power factor corrector and method of operating the same

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US9001531B2 (en) 2015-04-07
TW201415770A (zh) 2014-04-16
US20140097821A1 (en) 2014-04-10

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