JP6570623B2 - 絶縁型コンバータにおけるコンスタント・オン・タイム(cot)制御 - Google Patents
絶縁型コンバータにおけるコンスタント・オン・タイム(cot)制御 Download PDFInfo
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Classifications
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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
- H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
- H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
- H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
- H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
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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
- H02M1/0048—Circuits or arrangements for reducing losses
-
- 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
- H02M1/36—Means for starting or stopping 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
- H02M3/00—Conversion of DC power input into DC power output
- H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
- H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
- H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
- H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
- H02M3/33515—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with digital control
-
- 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
- H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
- H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
- H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
- H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
- H02M3/33523—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with galvanic isolation between input and output of both the power stage and the feedback loop
-
- 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
- H02M3/22—Conversion of DC power input into DC power output with intermediate conversion into AC
- H02M3/24—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters
- H02M3/28—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
- H02M3/325—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33569—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
- H02M3/33576—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements having at least one active switching element at the secondary side of an isolation transformer
- H02M3/33592—Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements having at least one active switching element at the secondary side of an isolation transformer having a synchronous rectifier circuit or a synchronous freewheeling circuit at the secondary side of an isolation transformer
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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
- H02M1/0003—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
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0006—Arrangements for supplying an adequate voltage to the control circuit of converters
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- 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)
- Dc-Dc Converters (AREA)
Description
本願は、本願の共通出願人によって2014年9月19日に提出された中国(CN)特許出願第201410483054.8号、および2014年12月7日に提出された米国(US)特許出願第14/562,729号に優先権を主張する。中国特許出願第201410483054.8号および米国特許出願第14/562,729号の開示全体を引用により本文書に援用する。
Claims (14)
- 入力電圧を受け取る入力端子に接続されるコンスタント・オン・タイム(COT)絶縁型コンバータであって、
一次側及び二次側を含む変圧器であって、前記一次側が前記入力端子に接続され、前記二次側が負荷に接続される変圧器と、
前記変圧器の前記二次側及び前記負荷に接続されるプロセッサであって、前記負荷に印加される起動電圧と出力電圧又は出力電流とを受け取ることによって制御信号を生成するプロセッサと、
前記プロセッサに接続され、前記変圧器の前記一次側及び前記変圧器にもそれぞれ接続される少なくとも1つの結合素子であって、前記変圧器の前記二次側から前記一次側に制御信号を送信する結合素子と、
前記変圧器の前記一次側及び前記結合素子に接続されるドライバであって、前記制御信号を受け取り増幅して第1のデジタル信号を生成するドライバと、
前記変圧器の前記一次側及び前記ドライバに接続される第1の電子スイッチであって、前記第1のデジタル信号を受け取り、それに応じてオン/オフ状態を変更し、前記変圧器を制御して前記入力端子から前記入力電圧を受け取ることによって前記出力電圧及び前記出力電流を調節し、前記第1の電子スイッチのオン/オフ状態の期間が、前記制御信号が負から正に変化する瞬間と前記制御信号が正から負に変化する瞬間とによって決定される第1の電子スイッチと、
を備え、
前記ドライバが前記入力端子に接続されて前記入力電圧を受け取ることによって、前記第1の電子スイッチに送信される第1のパルス信号を生成し、前記第1の電子スイッチが、前記第1のパルス信号に応じてオン/オフ状態を変更し、前記変圧器を制御して前記入力端子から前記入力電圧を受け取ることによって、前記負荷に印加される前記出力電圧及び前記出力電流を生成し、前記プロセッサが前記変圧器によって供給される起動電圧を受け取り、前記ドライバに送信される前記制御信号を生成することによって、前記制御信号の受信時、前記ドライバが前記第1のパルス信号の生成を停止する、コンスタント・オン・タイム絶縁型コンバータ。 - 前記プロセッサが外部回路に接続されて、前記外部回路が前記起動電圧を前記プロセッサに供給する、請求項1に記載のコンスタント・オン・タイム絶縁型コンバータ。
- 前記変圧器の前記二次側に接続されるアノードと、前記負荷に接続されるカソードとを含むダイオードをさらに備え、前記変圧器が前記入力電圧を受け取り、前記ダイオードを通じて前記出力電圧及び前記出力電流を調節する、請求項1に記載のコンスタント・オン・タイム絶縁型コンバータ。
- 前記プロセッサが、
前記変圧器の前記二次側及び前記負荷に接続される電子信号抽出器であって、前記出力電流に対応する前記出力電圧又は検出電圧のフィードバック電圧を捕捉する電子信号抽出器と、
前記結合素子、前記変圧器の前記二次側、及び前記電子信号抽出器に接続されるコントローラであって、前記起動電圧、前記フィードバック電圧、又は前記検出電圧を受け取って、それに応じて前記制御信号を生成するコントローラと、
を備える、請求項1に記載のコンスタント・オン・タイム絶縁型コンバータ。 - 前記変圧器の前記二次側と前記負荷との間に接続され、さらに前記コントローラに接続された第2の電子スイッチをさらに備え、前記コントローラが前記制御信号を生成し、前記コントローラが、前記フィードバック電圧又は前記検出電圧と前記起動電圧とに基づいて、前記第2の電子スイッチに送信される第2のデジタル信号を生成して、前記第2の電子スイッチのオン/オフ状態を制御する結果、前記第1の電子スイッチと前記第2の電子スイッチとが反対のオン/オフ状態となる、あるいは両方ともオフ状態になる、請求項4に記載のコンスタント・オン・タイム絶縁型コンバータ。
- 前記第2の電子スイッチが、N−チャネル金属酸化物半導体電界効果トランジスタ(MOSFET)である、請求項5に記載のコンスタント・オン・タイム絶縁型コンバータ。
- 前記コントローラに所定基準電圧が与えられ、前記フィードバック電圧が前記所定基準電圧未満であるとき、前記制御信号が少なくとも1サイクルの第2のパルス信号であり、前記第2のパルス信号の各サイクルが、第1の半サイクルで高レベル電圧を、第2の半サイクルで低レベル電圧を供給し、前記フィードバック電圧が前記所定基準電圧より大きいとき、前記制御信号が低レベル電圧である、請求項4に記載のコンスタント・オン・タイム絶縁型コンバータ。
- 前記コントローラに所定基準電圧が与えられ、前記検出電圧が前記所定基準電圧未満であるとき、前記制御信号が少なくとも1サイクルの第2のパルス信号であり、前記第2のパルス信号の各サイクルが、第1の半サイクルで高レベル電圧を、第2の半サイクルで低レベル電圧を供給し、前記検出電圧が前記所定基準電圧より大きいとき、前記制御信号が低レベル電圧である、請求項4に記載のコンスタント・オン・タイム絶縁型コンバータ。
- 前記電子信号抽出器が、前記出力電圧の分割部を捕捉して前記フィードバック電圧を提供する分圧器である、請求項4に記載のコンスタント・オン・タイム絶縁型コンバータ。
- 前記電子信号抽出器が抵抗器であり、前記出力電流が前記抵抗器を流れて、前記抵抗器に前記検出電圧を生成する、請求項4に記載のコンスタント・オン・タイム絶縁型コンバータ。
- 前記コントローラ、前記結合素子、及び前記ドライバがパッケージ構造に組み込まれる、請求項4に記載のコンスタント・オン・タイム絶縁型コンバータ。
- 前記結合素子がコンデンサであり、前記パッケージ構造が、共に積層される第1の半導体チップ、誘電体層、及び第2の半導体チップを備え、前記コントローラが前記第1の半導体チップに形成され、前記ドライバが前記第2の半導体チップに形成され、前記コンデンサが前記第1の半導体チップ、前記誘電体層、及び前記第2の半導体チップによって形成される、請求項11に記載のコンスタント・オン・タイム絶縁型コンバータ。
- 前記第1の電子スイッチが、N−チャネル金属酸化物半導体電界効果トランジスタ又はバイポーラ接合トランジスタである、請求項1に記載のコンスタント・オン・タイム絶縁型コンバータ。
- 前記結合素子が、コンデンサ、変圧器、圧電素子、又は光結合素子である、請求項1に記載のコンスタント・オン・タイム絶縁型コンバータ。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410483054.8A CN105490541B (zh) | 2014-09-19 | 2014-09-19 | 固定导通时间切换式转换装置 |
| CN201410483054.8 | 2014-09-19 | ||
| US14/562,729 US9954455B2 (en) | 2014-09-12 | 2014-12-07 | Constant on time COT control in isolated converter |
| US14/562,729 | 2014-12-07 | ||
| PCT/US2015/050528 WO2016044489A1 (en) | 2014-09-19 | 2015-09-16 | Constant on-time (cot) control in isolated converter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017529050A JP2017529050A (ja) | 2017-09-28 |
| JP6570623B2 true JP6570623B2 (ja) | 2019-09-04 |
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| JP2017515836A Active JP6570623B2 (ja) | 2014-09-19 | 2015-09-16 | 絶縁型コンバータにおけるコンスタント・オン・タイム(cot)制御 |
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| Country | Link |
|---|---|
| EP (1) | EP3195455A4 (ja) |
| JP (1) | JP6570623B2 (ja) |
| KR (1) | KR101883708B1 (ja) |
| CN (1) | CN105490541B (ja) |
| PH (1) | PH12017500477A1 (ja) |
| WO (1) | WO2016044489A1 (ja) |
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| TWI688194B (zh) * | 2019-03-08 | 2020-03-11 | 宏碁股份有限公司 | 電源供應電路 |
| CN110022050A (zh) * | 2019-04-28 | 2019-07-16 | 国网江西省电力有限公司电力科学研究院 | 一种变频电源装置 |
| TWI699640B (zh) * | 2019-05-16 | 2020-07-21 | 晶豪科技股份有限公司 | 固定開路時間控制器與使用其的降壓變換器裝置 |
| CN114400899B (zh) * | 2020-11-16 | 2023-07-18 | 上海百功半导体有限公司 | 一种新型零电压切换控制电路、方法及电压变换器 |
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| JPS59178969A (ja) * | 1983-03-29 | 1984-10-11 | Fujitsu Ltd | Dc−dcコンバ−タ |
| KR100326344B1 (ko) * | 1993-03-17 | 2002-10-11 | 내셔널 세미콘덕터 코포레이션 | 스위칭레귤레이터용주파수편이회로 |
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| US9136765B2 (en) * | 2013-03-08 | 2015-09-15 | Power Integrations, Inc. | Techniques for controlling a power converter using multiple controllers |
-
2014
- 2014-09-19 CN CN201410483054.8A patent/CN105490541B/zh active Active
-
2015
- 2015-09-16 EP EP15841947.3A patent/EP3195455A4/en not_active Withdrawn
- 2015-09-16 KR KR1020177008378A patent/KR101883708B1/ko active Active
- 2015-09-16 JP JP2017515836A patent/JP6570623B2/ja active Active
- 2015-09-16 WO PCT/US2015/050528 patent/WO2016044489A1/en not_active Ceased
-
2017
- 2017-03-13 PH PH12017500477A patent/PH12017500477A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP3195455A4 (en) | 2018-05-30 |
| CN105490541B (zh) | 2018-08-03 |
| EP3195455A1 (en) | 2017-07-26 |
| WO2016044489A1 (en) | 2016-03-24 |
| PH12017500477B1 (en) | 2017-08-07 |
| CN105490541A (zh) | 2016-04-13 |
| JP2017529050A (ja) | 2017-09-28 |
| KR20170045328A (ko) | 2017-04-26 |
| KR101883708B1 (ko) | 2018-07-31 |
| PH12017500477A1 (en) | 2017-08-07 |
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