JP6787044B2 - スイッチング電源装置 - Google Patents
スイッチング電源装置 Download PDFInfo
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- JP6787044B2 JP6787044B2 JP2016212383A JP2016212383A JP6787044B2 JP 6787044 B2 JP6787044 B2 JP 6787044B2 JP 2016212383 A JP2016212383 A JP 2016212383A JP 2016212383 A JP2016212383 A JP 2016212383A JP 6787044 B2 JP6787044 B2 JP 6787044B2
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- power supply
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- 238000001514 detection method Methods 0.000 claims description 59
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- 238000010586 diagram Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 101150070189 CIN3 gene Proteins 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009499 grossing Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 101150110971 CIN7 gene Proteins 0.000 description 1
- 101100286980 Daucus carota INV2 gene Proteins 0.000 description 1
- 101100508840 Daucus carota INV3 gene Proteins 0.000 description 1
- 101150110298 INV1 gene Proteins 0.000 description 1
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- 238000004804 winding Methods 0.000 description 1
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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
- 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
-
- 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
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- 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
-
- 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
-
- 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
- H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
-
- 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
- H02M1/0038—Circuits or arrangements for suppressing, e.g. by masking incorrect turn-on or turn-off signals, e.g. due to current spikes in current mode 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
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0041—Control circuits in which a clock signal is selectively enabled or disabled
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/0036—Means reducing energy consumption
-
- 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)
- Power Conversion In General (AREA)
Description
インダクタンス素子と直列に接続され、入力電源端と接地端との間に配置されたスイッチング素子と、
このスイッチング素子のオン・オフに伴って前記入力電源端から前記インダクタンス素子を介して出力される電流を整流・平滑化して直流出力電圧を生成する出力回路と、
この出力回路の出力電圧を検出して求められるフィードバック電圧値と所定の基準電圧値との誤差電圧値に基づいて前記スイッチング素子のオン時間を制御する出力電圧制御回路と、
前記スイッチング素子のオン駆動時に該スイッチング素子の制御端子に加わる電圧値を検出し、この電圧値が所定の閾値を下回ったとき該スイッチング素子の短絡と判断し、前記出力電圧制御回路の動作を制御して前記スイッチング素子のオン時間を非短絡時よりも短くする短絡検出回路と
を具備したことを特徴としている。
1 整流回路
2 入力コンデンサ
3 インダクタンス素子
4 スイッチング素子(パワーMOS-FET)
5 ダイオード
6 出力コンデンサ
7 制御装置(電源IC)
11 ゼロ電流検出器(比較器)
12 誤差増幅器
13 PWM制御回路(比較器)
14 発振器
15 フリップフロップ
16 ドライバー回路
17 過電圧検出器(比較器)
18 過電流検出器(比較器)
19,23 オア回路
20 短絡検出回路
21 ノアゲート回路
22 リスタートタイマー回路
Claims (7)
- インダクタンス素子と直列に接続され、入力電源端と接地端との間に配置されたスイッチング素子と、
このスイッチング素子のオン・オフに伴って前記入力電源端から前記インダクタンス素子を介して出力される電流を整流・平滑化する出力回路と、
この出力回路の出力電圧を検出して求められるフィードバック電圧値と所定の基準電圧値との誤差電圧値に基づいて前記スイッチング素子のオン時間を制御する出力電圧制御回路と、
前記スイッチング素子のオン駆動時に該スイッチング素子の制御端子に加わる電圧値を検出し、この電圧値が所定の閾値を下回ったとき該スイッチング素子の短絡と判断し、前記出力電圧制御回路の動作を制御して前記スイッチング素子のオン時間を非短絡時より短くする短絡検出信号を出力する短絡検出回路と
を具備したことを特徴とするスイッチング電源装置。 - 前記スイッチング素子は、N型のMOS-FETからなり、
前記短絡検出回路は、前記出力電圧制御回路による前記N型のMOS-FETのオン駆動時における該N型のMOS-FETのゲート・ソース間電圧値を検出することを特徴とする請求項1に記載のスイッチング電源装置。 - 前記出力電圧制御回路および前記短絡検出回路は、前記スイッチング素子をオン・オフ駆動する制御装置として集積回路化されている請求項1に記載のスイッチング電源装置。
- 前記短絡検出回路は、前記スイッチング素子の制御端子に加わる電圧値が所定時間に亘って所定の閾値を下回ったとき該スイッチング素子の短絡と判断することを特徴とする請求項1に記載のスイッチング電源装置。
- 前記出力電圧制御回路は、前記短絡検出信号を受けて前記スイッチング素子をオン・オフする動作周波数を低減する制御を実行することを特徴とする請求項1または4に記載のスイッチング電源装置。
- 前記短絡検出回路は、前記短絡検出信号に、前記出力電圧制御回路に与える前記フィードバック電圧値と所定の基準電圧値との差電圧を重畳させることを特徴とする請求項1または4に記載のスイッチング電源装置。
- 前記短絡検出回路は、前記短絡検出信号に前記出力電圧制御回路に与える前記フィードバック電圧値と所定の基準電圧値との差電圧を重畳させた電圧値を短絡検出時から所定時間経過後に徐々に低下させることを特徴とする請求項6に記載のスイッチング電源装置。
Priority Applications (2)
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JP2016212383A JP6787044B2 (ja) | 2016-10-29 | 2016-10-29 | スイッチング電源装置 |
US15/696,679 US9985527B2 (en) | 2016-10-29 | 2017-09-06 | Switching power supply with short circuit detection |
Applications Claiming Priority (1)
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JP2016212383A JP6787044B2 (ja) | 2016-10-29 | 2016-10-29 | スイッチング電源装置 |
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JP2018074762A JP2018074762A (ja) | 2018-05-10 |
JP6787044B2 true JP6787044B2 (ja) | 2020-11-18 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20170132922A (ko) * | 2016-05-24 | 2017-12-05 | 현대자동차주식회사 | 전력모듈 제어 시스템 및 그 제어방법 |
JP6911580B2 (ja) * | 2017-06-29 | 2021-07-28 | 富士電機株式会社 | スイッチング電源装置の制御回路 |
CN112003454A (zh) * | 2019-05-27 | 2020-11-27 | 恩智浦美国有限公司 | 具有零电流检测电路的无桥功率因数校正转换器 |
CN111341243B (zh) * | 2020-04-10 | 2021-08-24 | Tcl华星光电技术有限公司 | 显示装置 |
US11336185B2 (en) * | 2020-05-11 | 2022-05-17 | Alpha And Omega Semiconductor International Lp | Flyback converter, control circuit thereof, and associated control method |
CN113098247B (zh) * | 2021-03-31 | 2022-10-25 | 漳州科华技术有限责任公司 | 电源反峰处理方法、装置及终端 |
US20230318446A1 (en) * | 2022-03-30 | 2023-10-05 | Texas Instruments Incorporated | Power factor correction |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63274363A (ja) * | 1987-04-28 | 1988-11-11 | Toko Inc | スイツチング電源回路 |
US5867379A (en) * | 1995-01-12 | 1999-02-02 | University Of Colorado | Non-linear carrier controllers for high power factor rectification |
US6984963B2 (en) | 2002-08-01 | 2006-01-10 | Stmicroelectronics S.R.L. | Device for the correction of the power factor in power supply units with forced switching operating in transition mode |
ITMI20031315A1 (it) * | 2003-06-27 | 2004-12-28 | St Microelectronics Srl | Dispositivo per la correzione del fattore di potenza in alimentatori a commutazione forzata. |
ITMI20040486A1 (it) * | 2004-03-16 | 2004-06-16 | St Microelectronics Srl | Dispositivo per la correzione del fattore di potenza in alimentatori a commutazione forzata |
US7116090B1 (en) | 2005-10-19 | 2006-10-03 | System General Corp. | Switching control circuit for discontinuous mode PFC converters |
JP5279252B2 (ja) | 2007-12-12 | 2013-09-04 | ローム株式会社 | スイッチ出力回路 |
JP2009177954A (ja) | 2008-01-24 | 2009-08-06 | Sanken Electric Co Ltd | 力率改善コンバータ |
KR20100005486A (ko) * | 2008-07-07 | 2010-01-15 | 페어차일드코리아반도체 주식회사 | 스위치 제어 장치 및 이를 포함하는 컨버터 |
KR100904299B1 (ko) * | 2008-11-03 | 2009-06-25 | 주식회사 실리콘마이터스 | 역률 보상 회로 및 그 구동 방법 |
JP5277952B2 (ja) * | 2008-12-25 | 2013-08-28 | 富士電機株式会社 | スイッチング電源回路 |
US20120044724A1 (en) * | 2009-04-27 | 2012-02-23 | Panasonic Corporation | Switching power supply apparatus |
JP2010279138A (ja) * | 2009-05-28 | 2010-12-09 | Hitachi Ltd | スイッチング昇圧型dc−dcコンバータおよび半導体集積回路装置 |
JP5315155B2 (ja) * | 2009-07-23 | 2013-10-16 | 日立オートモティブシステムズ株式会社 | 半導体素子制御装置、車載用電機システム |
KR101745704B1 (ko) * | 2009-10-26 | 2017-06-12 | 페어차일드코리아반도체 주식회사 | 역률 보상 회로 및 역률 보상 회로의 구동 방법 |
US8953348B2 (en) * | 2009-10-29 | 2015-02-10 | Fuji Electric Co., Ltd. | Switching power supply circuit and power factor controller |
JP5348028B2 (ja) * | 2010-03-11 | 2013-11-20 | トヨタ自動車株式会社 | チョッパ回路の故障検出装置 |
JP2012090435A (ja) * | 2010-10-20 | 2012-05-10 | Mitsubishi Electric Corp | 駆動回路及びこれを備える半導体装置 |
JP5776658B2 (ja) * | 2012-09-24 | 2015-09-09 | トヨタ自動車株式会社 | 半導体駆動装置 |
CN103683918B (zh) * | 2012-09-25 | 2017-09-01 | 富士电机株式会社 | 开关电源装置 |
KR101422959B1 (ko) * | 2012-12-21 | 2014-08-13 | 삼성전기주식회사 | 역률 보정 장치 및 전원 공급 장치 |
JP6213183B2 (ja) * | 2013-11-21 | 2017-10-18 | 富士電機株式会社 | スイッチング電源回路 |
JP6400610B2 (ja) * | 2014-02-06 | 2018-10-03 | 日立オートモティブシステムズ株式会社 | 負荷駆動回路 |
JP6381963B2 (ja) * | 2014-05-09 | 2018-08-29 | 新日本無線株式会社 | スイッチング電源回路 |
JP5811237B1 (ja) * | 2014-06-23 | 2015-11-11 | Smk株式会社 | Dc−dcコンバータ |
US20160105096A1 (en) * | 2014-10-13 | 2016-04-14 | Metal Industries Research & Development Centre | Power factor correction controller and power supply apparatus using the same |
JP6447095B2 (ja) * | 2014-12-19 | 2019-01-09 | 富士電機株式会社 | スイッチング電源回路 |
JP6233330B2 (ja) * | 2015-02-12 | 2017-11-22 | トヨタ自動車株式会社 | 電力変換装置 |
JP6679851B2 (ja) * | 2015-07-17 | 2020-04-15 | 富士電機株式会社 | 力率改善コンバータ |
JP6702010B2 (ja) * | 2016-06-16 | 2020-05-27 | 富士電機株式会社 | スイッチング電源装置 |
-
2016
- 2016-10-29 JP JP2016212383A patent/JP6787044B2/ja active Active
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2017
- 2017-09-06 US US15/696,679 patent/US9985527B2/en active Active
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JP2018074762A (ja) | 2018-05-10 |
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