JP2011234611A5 - - Google Patents
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- Publication number
- JP2011234611A5 JP2011234611A5 JP2011093920A JP2011093920A JP2011234611A5 JP 2011234611 A5 JP2011234611 A5 JP 2011234611A5 JP 2011093920 A JP2011093920 A JP 2011093920A JP 2011093920 A JP2011093920 A JP 2011093920A JP 2011234611 A5 JP2011234611 A5 JP 2011234611A5
- Authority
- JP
- Japan
- Prior art keywords
- power converter
- output
- peak
- voltage
- feedback signal
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 claims 5
- 239000003990 capacitor Substances 0.000 claims 4
- 238000005070 sampling Methods 0.000 claims 2
- 230000010355 oscillation Effects 0.000 claims 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/770,500 | 2010-04-29 | ||
| US12/770,500 US8077484B2 (en) | 2010-04-29 | 2010-04-29 | Apparatus and method for detecting a change in output voltage of an isolated power converter |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015060586A Division JP2015136290A (ja) | 2010-04-29 | 2015-03-24 | 絶縁された電源変換器の出力電圧の変化を検出するための装置および方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2011234611A JP2011234611A (ja) | 2011-11-17 |
| JP2011234611A5 true JP2011234611A5 (enExample) | 2014-06-05 |
| JP5722110B2 JP5722110B2 (ja) | 2015-05-20 |
Family
ID=44343667
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011093920A Expired - Fee Related JP5722110B2 (ja) | 2010-04-29 | 2011-04-20 | 絶縁された電源変換器の出力電圧の変化を検出するための装置および方法 |
| JP2015060586A Pending JP2015136290A (ja) | 2010-04-29 | 2015-03-24 | 絶縁された電源変換器の出力電圧の変化を検出するための装置および方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015060586A Pending JP2015136290A (ja) | 2010-04-29 | 2015-03-24 | 絶縁された電源変換器の出力電圧の変化を検出するための装置および方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (4) | US8077484B2 (enExample) |
| EP (1) | EP2383876A2 (enExample) |
| JP (2) | JP5722110B2 (enExample) |
| CN (2) | CN104811040A (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8077484B2 (en) | 2010-04-29 | 2011-12-13 | Power Integrations, Inc. | Apparatus and method for detecting a change in output voltage of an isolated power converter |
| US8929102B2 (en) * | 2012-06-19 | 2015-01-06 | Power Integrations, Inc. | Sample and hold buffer |
| US9401657B2 (en) * | 2013-03-13 | 2016-07-26 | Power Integrations, Inc. | Input voltage sensor responsive to load conditions |
| US9742288B2 (en) | 2014-10-21 | 2017-08-22 | Power Integrations, Inc. | Output-side controller with switching request at relaxation ring extremum |
| CN104950161B (zh) * | 2015-06-29 | 2018-04-13 | 辉芒微电子(深圳)有限公司 | 一种开关电源的输出电压检测方法和电路及其开关电源 |
| JP6726737B2 (ja) * | 2015-09-03 | 2020-07-22 | エアロジェット ロケットダイン インコーポレイテッド | スイッチング電力変換器のための短絡保護 |
| US9829948B2 (en) | 2015-09-18 | 2017-11-28 | Apple Inc. | Current and input voltage sense circuit for indirectly measuring regulator current |
| US10181847B2 (en) * | 2017-02-01 | 2019-01-15 | Texas Instruments Incorporated | Ring amplitude measurement and mitigation |
| CN109783282B (zh) * | 2017-11-15 | 2022-06-28 | 纬联电子科技(中山)有限公司 | 计算机装置以及电源异常检测方法 |
| EP4246822B1 (en) | 2017-12-05 | 2025-05-21 | Power Integrations, Inc. | Communications using an inductive coupling |
| US10826398B2 (en) | 2018-12-12 | 2020-11-03 | Power Integrations, Inc. | Apparatus and methods for sensing a variable amplitude switching signal from a secondary winding in a power conversion system |
| US11002767B2 (en) * | 2019-03-15 | 2021-05-11 | Infineon Technologies Ag | Current sensing for monitoring load current in a buck power converter |
| WO2020242440A1 (en) | 2019-05-24 | 2020-12-03 | Power Integrations, Inc. | Switching delay for communication |
| US11283343B2 (en) | 2019-12-12 | 2022-03-22 | Power Integrations, Inc. | Extremum locator with measurement enable circuit |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4362996A (en) * | 1980-11-10 | 1982-12-07 | Hewlett-Packard Company | Method and means for an accurate wideband peak detector |
| US4969081A (en) * | 1989-01-09 | 1990-11-06 | Sundstrand Corporation | Inverter switch current sensor with shoot-through current limiting |
| US5351179A (en) * | 1993-03-05 | 1994-09-27 | Digital Equipment Corporation | Lossless active snubber for half-bridge output rectifiers |
| US5424933A (en) * | 1994-01-03 | 1995-06-13 | Avionic Instruments, Inc. | Resonant forward converter circuit with control circuit for controlling switching transistor on and off times |
| JPH10500241A (ja) * | 1995-02-16 | 1998-01-06 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | 抵抗値をこの抵抗値に依存する制御信号に変換するデバイス及びこのようなデバイスを有する電気装置 |
| US5754414A (en) * | 1996-02-23 | 1998-05-19 | Hanington; Gary J. | Self-compensating switching power converter |
| US5903452A (en) * | 1997-08-11 | 1999-05-11 | System General Corporation | Adaptive slope compensator for current mode power converters |
| US6078509A (en) * | 1998-11-16 | 2000-06-20 | Lucent Technologies Inc., | Multiple output flyback converter having improved cross-regulation and method of operation thereof |
| JP2000209854A (ja) * | 1999-01-11 | 2000-07-28 | Meidensha Corp | 他励式フライバック形スイッチングレギュレ―タ |
| US6272024B2 (en) * | 1999-12-27 | 2001-08-07 | Sanken Electric Co., Ltd. | D.c.-to-d.c. converter having an improved surge suppressor |
| JP3506649B2 (ja) * | 2000-03-15 | 2004-03-15 | Necトーキン株式会社 | スイッチング電源回路及びその制御方法 |
| JP4085335B2 (ja) * | 2002-08-30 | 2008-05-14 | サンケン電気株式会社 | スイッチング電源装置 |
| JP3948448B2 (ja) * | 2003-10-09 | 2007-07-25 | 松下電器産業株式会社 | スイッチング電源装置 |
| US7002331B2 (en) * | 2004-01-13 | 2006-02-21 | Delta Electronics, Inc. | Modular power supply system including a power status signal generator to perform fast sag detection to input peak voltage |
| JP4468011B2 (ja) * | 2004-02-25 | 2010-05-26 | キヤノン株式会社 | スイッチング電源及び画像形成装置 |
| JP4029853B2 (ja) * | 2004-03-23 | 2008-01-09 | サンケン電気株式会社 | スイッチング電源装置 |
| US7061778B2 (en) * | 2004-06-07 | 2006-06-13 | Power Integrations, Inc. | Method and apparatus for extending the operating range of a flyforward converter |
| JP4040056B2 (ja) * | 2005-08-31 | 2008-01-30 | 松下電器産業株式会社 | 出力電圧検出回路、絶縁型スイッチング電源、および半導体装置 |
| EP1943720B1 (en) * | 2005-10-27 | 2014-08-20 | Nxp B.V. | Switched mode power supply with synchronous rectifier |
| JP4857812B2 (ja) * | 2006-02-27 | 2012-01-18 | 富士ゼロックス株式会社 | 電源システム |
| US8077483B2 (en) * | 2007-04-06 | 2011-12-13 | Power Integrations, Inc. | Method and apparatus for sensing multiple voltage values from a single terminal of a power converter controller |
| JP2008283787A (ja) * | 2007-05-10 | 2008-11-20 | Matsushita Electric Ind Co Ltd | スイッチング電源装置 |
| JP2008283798A (ja) * | 2007-05-11 | 2008-11-20 | Matsushita Electric Ind Co Ltd | スイッチング制御装置 |
| JP5221100B2 (ja) * | 2007-10-22 | 2013-06-26 | ローム株式会社 | キャパシタ充電回路の制御回路、制御方法およびそれを用いたキャパシタ充電回路、電子機器 |
| JP5230181B2 (ja) * | 2007-12-07 | 2013-07-10 | パナソニック株式会社 | エネルギー伝達装置およびエネルギー伝達制御用半導体装置 |
| JP2009165316A (ja) * | 2008-01-10 | 2009-07-23 | Panasonic Corp | スイッチング電源装置、およびそのスイッチング電源装置に使用される半導体装置 |
| US8742740B2 (en) * | 2008-09-19 | 2014-06-03 | Power Integrations, Inc. | Digital peak input voltage detector for a power converter controller |
| US7911815B2 (en) * | 2008-12-31 | 2011-03-22 | Grenergy Opto, Inc. | Primary-side feedback control device and related method for a power converter |
| US8582331B2 (en) * | 2009-07-20 | 2013-11-12 | Vincotech Holdings S.à.r.l. | Inverter topologies usable with reactive power |
| US8077484B2 (en) * | 2010-04-29 | 2011-12-13 | Power Integrations, Inc. | Apparatus and method for detecting a change in output voltage of an isolated power converter |
-
2010
- 2010-04-29 US US12/770,500 patent/US8077484B2/en not_active Expired - Fee Related
-
2011
- 2011-04-12 EP EP11162115A patent/EP2383876A2/en not_active Withdrawn
- 2011-04-20 JP JP2011093920A patent/JP5722110B2/ja not_active Expired - Fee Related
- 2011-04-27 CN CN201510220975.XA patent/CN104811040A/zh active Pending
- 2011-04-27 CN CN201110107493.5A patent/CN102237798B/zh not_active Expired - Fee Related
- 2011-11-09 US US13/293,042 patent/US8339811B2/en not_active Expired - Fee Related
-
2012
- 2012-11-19 US US13/681,197 patent/US8638572B2/en not_active Expired - Fee Related
-
2014
- 2014-01-16 US US14/156,918 patent/US20140133194A1/en not_active Abandoned
-
2015
- 2015-03-24 JP JP2015060586A patent/JP2015136290A/ja active Pending
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