CN1295853C - 包括用于对同步整流器进行控制的电路的电源变换器 - Google Patents
包括用于对同步整流器进行控制的电路的电源变换器 Download PDFInfo
- Publication number
- CN1295853C CN1295853C CN 02104726 CN02104726A CN1295853C CN 1295853 C CN1295853 C CN 1295853C CN 02104726 CN02104726 CN 02104726 CN 02104726 A CN02104726 A CN 02104726A CN 1295853 C CN1295853 C CN 1295853C
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- Prior art keywords
- synchronous rectifier
- drive circuit
- voltage
- switch
- conducting
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 118
- 238000004804 winding Methods 0.000 claims abstract description 71
- 238000000034 method Methods 0.000 claims abstract description 22
- 230000004044 response Effects 0.000 claims abstract description 4
- 239000003990 capacitor Substances 0.000 claims description 26
- 230000008859 change Effects 0.000 claims description 9
- 230000035945 sensitivity Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
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- Y02B70/1475—
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- Dc-Dc Converters (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US26783601P | 2001-02-09 | 2001-02-09 | |
US60/267,836 | 2001-02-09 | ||
US10/062,639 | 2002-02-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1381942A CN1381942A (zh) | 2002-11-27 |
CN1295853C true CN1295853C (zh) | 2007-01-17 |
Family
ID=23020323
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 02104726 Expired - Lifetime CN1295853C (zh) | 2001-02-09 | 2002-02-09 | 包括用于对同步整流器进行控制的电路的电源变换器 |
Country Status (1)
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CN (1) | CN1295853C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103580484A (zh) * | 2012-07-30 | 2014-02-12 | 台达电子工业股份有限公司 | 同步整流装置及其控制方法 |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6980441B2 (en) * | 2003-07-28 | 2005-12-27 | Astec International Limited | Circuit and method for controlling a synchronous rectifier in a power converter |
CN100388609C (zh) * | 2003-10-24 | 2008-05-14 | 中兴通讯股份有限公司 | 一种同步整流管的驱动装置 |
US6917529B2 (en) * | 2003-12-02 | 2005-07-12 | Power-One Limited | Unregulated DC-DC converter having synchronous rectification with efficient gate drives |
US7196920B2 (en) * | 2004-12-29 | 2007-03-27 | Astec International Limited | Synchronous rectifier drive circuit for low output voltage active clamp forward converter |
US7616457B2 (en) * | 2007-11-20 | 2009-11-10 | System General Corp. | Synchronous regulation circuit |
JP5167941B2 (ja) * | 2008-05-13 | 2013-03-21 | ミツミ電機株式会社 | 電源装置 |
US7876584B2 (en) * | 2009-06-24 | 2011-01-25 | Alpha And Omega Semiconductor Incorporated | Circuit and method for controlling the secondary FET of transformer coupled synchronous rectified flyback converter |
CN102104337B (zh) * | 2009-12-21 | 2017-03-01 | 佳能株式会社 | 电源和图像形成装置 |
JP2013516157A (ja) * | 2009-12-28 | 2013-05-09 | トムソン ライセンシング | 同期整流器を無効化する装置 |
US8929103B2 (en) * | 2011-03-23 | 2015-01-06 | Pai Capital Llc | Integrated magnetics with isolated drive circuit |
US9825531B2 (en) * | 2013-07-10 | 2017-11-21 | Infineon Technologies Austria Ag | Post-regulated flyback converter with variable output stage |
SI2945271T1 (en) * | 2014-05-16 | 2018-02-28 | Solum Co., Ltd. | Synchronous rectifier and power adapter |
US10103633B1 (en) * | 2017-08-31 | 2018-10-16 | Dialog Semiconductor (Uk) Limited | Switching converter with power level selection |
WO2020024111A1 (en) * | 2018-07-31 | 2020-02-06 | Astec International Limited | Voltage supply for synchronous rectifier controller during low voltage output conditions |
-
2002
- 2002-02-09 CN CN 02104726 patent/CN1295853C/zh not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103580484A (zh) * | 2012-07-30 | 2014-02-12 | 台达电子工业股份有限公司 | 同步整流装置及其控制方法 |
CN103580484B (zh) * | 2012-07-30 | 2015-10-21 | 台达电子工业股份有限公司 | 同步整流装置及其控制方法 |
Also Published As
Publication number | Publication date |
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CN1381942A (zh) | 2002-11-27 |
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Owner name: JIANG TONG Free format text: FORMER OWNER: PRECISION ELECTRIC SCINECE +. TECHNOLOGY CORP. Effective date: 20120412 |
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Effective date of registration: 20120412 Address after: 212000 Zhenjiang city Jiangsu province area Dingmao latitude four Road No. 36 Patentee after: Jiang Tong Address before: American Texas Patentee before: Precision Electric Scinece &. Technology Corp. |
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Owner name: JIANGSU ZHAONENG ELECTRONICS CO., LTD. Free format text: FORMER OWNER: JIANG TONG Effective date: 20120614 |
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Effective date of registration: 20120614 Address after: 212000 Zhenjiang city Jiangsu province area Dingmao latitude four Road No. 36 Patentee after: Jiangsu Zhaoneng Electronics Co.,Ltd. Address before: 212000 Zhenjiang city Jiangsu province area Dingmao latitude four Road No. 36 Patentee before: Jiang Tong |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Supply transformer containing circuit for controlling synchronous rectifier Effective date of registration: 20200306 Granted publication date: 20070117 Pledgee: Bank of China Limited Zhenjiang Runzhou Branch Pledgor: Jiangsu Zhaoneng Electronics Co.,Ltd. Registration number: Y2020980000484 |
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Date of cancellation: 20210611 Granted publication date: 20070117 Pledgee: Bank of China Limited Zhenjiang Runzhou Branch Pledgor: JIANGSU ZHAONENG ELECTRONIC Co.,Ltd. Registration number: Y2020980000484 |
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Address after: 212000 No.298, daijiamen Road, Zhenjiang high tech Zone, Zhenjiang City, Jiangsu Province Patentee after: JIANGSU ZHAONENG ELECTRONIC CO.,LTD. Address before: 212000 No. 36, four South Road, Zhenjiang, Jiangsu. Patentee before: JIANGSU ZHAONENG ELECTRONIC CO.,LTD. |
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