JP5811329B2 - 電源装置 - Google Patents
電源装置 Download PDFInfo
- Publication number
- JP5811329B2 JP5811329B2 JP2011151975A JP2011151975A JP5811329B2 JP 5811329 B2 JP5811329 B2 JP 5811329B2 JP 2011151975 A JP2011151975 A JP 2011151975A JP 2011151975 A JP2011151975 A JP 2011151975A JP 5811329 B2 JP5811329 B2 JP 5811329B2
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- capacitor
- power supply
- inductor
- switching element
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
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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
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc power output without possibility of reversal 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
- H02M7/217—Conversion of ac power input into dc power output without possibility of reversal 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
- H02M7/2176—Conversion of ac power input into dc power output without possibility of reversal 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 comprising a passive stage to generate a rectified sinusoidal voltage and a controlled switching element in series between such stage and the output
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
- H05B45/3725—Switched mode power supply [SMPS]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/355—Power factor correction [PFC]; Reactive power compensation
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
- H05B45/3725—Switched mode power supply [SMPS]
- H05B45/38—Switched mode power supply [SMPS] using boost topology
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
- Dc-Dc Converters (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Description
11 負荷
14 整流回路
16 降圧チョッパ回路
21 第1のキャパシタ
22 第2のキャパシタ
C3 電解コンデンサ
L31 第1のインダクタ部
L32 第2のインダクタ部
D1 ダイオード
Q1 スイッチング素子としての電界効果トランジスタ
Claims (2)
- 交流電源を整流する整流回路と;
前記交流電源を整流した半周期内に平滑後電圧が負荷への出力電圧まで下がる区間が設けられる容量に設定され、整流後電圧を平滑する第1のキャパシタと;
前記負荷が接続される第1のインダクタ部と、平滑後電圧が入力されるとともに、ゲートに印加される電圧に基づいて駆動され、オン時に前記第1のインダクタ部に電流を供給するスイッチング素子と、このスイッチング素子に直列に接続され、前記スイッチング素子のオフ時に前記第1のインダクタ部に蓄えられた電流を放出させるダイオードと、前記第1のインダクタ部と磁気結合され、前記第1のインダクタ部に電流が流れると前記スイッチング素子をオンさせる電圧が誘起されるとともに、前記ダイオードによって前記第1のインダクタ部に蓄えられた電流が放出されているときに前記スイッチング素子をオフさせる電圧が誘起され、誘起された電圧を前記スイッチング素子の前記ゲートに供給する第2のインダクタ部と、出力側に設けられ第1のキャパシタよりも容量の大きい第2のキャパシタとを有し、前記スイッチング素子は平滑後電圧が出力電圧を超える区間で動作しかつ出力電圧の区間で休止する降圧チョッパ回路と;
を具備していることを特徴とする電源装置。 - 前記第1のキャパシタは、電解コンデンサである
ことを特徴とする請求項1記載の電源装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011151975A JP5811329B2 (ja) | 2011-07-08 | 2011-07-08 | 電源装置 |
US13/422,418 US8976558B2 (en) | 2011-07-08 | 2012-03-16 | Power supply device with smoothing capacitor and falling voltage chopper circuit |
EP12160119A EP2544351A1 (en) | 2011-07-08 | 2012-03-19 | Power supply device |
CN2012100777957A CN102869149A (zh) | 2011-07-08 | 2012-03-22 | 电源装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011151975A JP5811329B2 (ja) | 2011-07-08 | 2011-07-08 | 電源装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013021786A JP2013021786A (ja) | 2013-01-31 |
JP5811329B2 true JP5811329B2 (ja) | 2015-11-11 |
Family
ID=46025318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011151975A Active JP5811329B2 (ja) | 2011-07-08 | 2011-07-08 | 電源装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8976558B2 (ja) |
EP (1) | EP2544351A1 (ja) |
JP (1) | JP5811329B2 (ja) |
CN (1) | CN102869149A (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5811329B2 (ja) * | 2011-07-08 | 2015-11-11 | 東芝ライテック株式会社 | 電源装置 |
JP6444090B2 (ja) * | 2014-08-01 | 2018-12-26 | キヤノン株式会社 | 整流平滑回路、電源装置及び画像形成装置 |
JP2016067121A (ja) * | 2014-09-24 | 2016-04-28 | 東芝ライテック株式会社 | 電源装置 |
WO2017166445A1 (zh) * | 2016-03-30 | 2017-10-05 | 广东美的厨房电器制造有限公司 | 浪涌抑制电路及微波炉 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3733540A (en) * | 1972-02-03 | 1973-05-15 | Motorola Inc | Switching regulator sweep starting protection circuit |
DE3627395A1 (de) * | 1986-08-13 | 1988-02-18 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Steuerschaltung fuer ein schaltnetzteil mit sinusfoermiger stromaufnahme zum umwandeln einer sinusfoermigen wechselspannung in eine geregelte gleichspannung |
DE3722337A1 (de) * | 1987-07-07 | 1989-01-19 | Philips Patentverwaltung | Schaltungsanordnung zum uebertragen elektrischer energie |
KR940007716B1 (ko) * | 1992-07-03 | 1994-08-24 | 삼성전자 주식회사 | 연속전류 제어형 p.f.c 회로 |
KR0152252B1 (ko) * | 1995-11-16 | 1999-05-01 | 김광호 | 5핀을 갖는 능동역률보정집적회로 |
US6128205A (en) * | 1999-05-07 | 2000-10-03 | Philips Electronics North America Corporation | Power factor correction with reduced total harmonic distortion |
ITMI20042004A1 (it) * | 2004-10-21 | 2005-01-21 | St Microelectronics Srl | "dispositivo per la correzione del fattore di potenza in alimentatori a commutazione forzata." |
JP3750690B1 (ja) | 2005-02-15 | 2006-03-01 | 株式会社村田製作所 | 電源装置 |
WO2008018095A1 (en) * | 2006-08-07 | 2008-02-14 | Stmicroelectronics S.R.L. | Fixed-off-time power factor correction controller |
US7554473B2 (en) * | 2007-05-02 | 2009-06-30 | Cirrus Logic, Inc. | Control system using a nonlinear delta-sigma modulator with nonlinear process modeling |
ES2442522T3 (es) | 2007-06-27 | 2014-02-12 | Koninklijke Philips N.V. | Alimentación de una señal a una fuente de luz |
ES2556264T3 (es) | 2007-10-09 | 2016-01-14 | Philips Lighting North America Corporation | Luminaria basada en unos LED integrados para iluminación general |
JP2010157548A (ja) | 2008-12-26 | 2010-07-15 | Toshiba Lighting & Technology Corp | Led点灯装置および電球形ledランプ |
US8040114B2 (en) * | 2008-11-07 | 2011-10-18 | Power Integrations, Inc. | Method and apparatus to increase efficiency in a power factor correction circuit |
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 |
US8351232B2 (en) * | 2009-12-28 | 2013-01-08 | Nxp B.V. | Power factor corrector with high power factor at low load or high mains voltage conditions |
JP5484255B2 (ja) * | 2010-08-20 | 2014-05-07 | 三菱電機株式会社 | 電源回路及び照明装置 |
JP5811329B2 (ja) * | 2011-07-08 | 2015-11-11 | 東芝ライテック株式会社 | 電源装置 |
US20130235623A1 (en) * | 2012-03-12 | 2013-09-12 | System General Corp. | Two-switch flyback power converters |
-
2011
- 2011-07-08 JP JP2011151975A patent/JP5811329B2/ja active Active
-
2012
- 2012-03-16 US US13/422,418 patent/US8976558B2/en not_active Expired - Fee Related
- 2012-03-19 EP EP12160119A patent/EP2544351A1/en not_active Withdrawn
- 2012-03-22 CN CN2012100777957A patent/CN102869149A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
EP2544351A1 (en) | 2013-01-09 |
CN102869149A (zh) | 2013-01-09 |
US8976558B2 (en) | 2015-03-10 |
JP2013021786A (ja) | 2013-01-31 |
US20130010509A1 (en) | 2013-01-10 |
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