CN101667792B - 变换器自供电控制电路 - Google Patents
变换器自供电控制电路 Download PDFInfo
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- CN101667792B CN101667792B CN2008101983349A CN200810198334A CN101667792B CN 101667792 B CN101667792 B CN 101667792B CN 2008101983349 A CN2008101983349 A CN 2008101983349A CN 200810198334 A CN200810198334 A CN 200810198334A CN 101667792 B CN101667792 B CN 101667792B
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- Prior art keywords
- switch
- control circuit
- converter
- circuit
- electric capacity
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- 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.)
- Ceased
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- Dc-Dc Converters (AREA)
Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2008101983349A CN101667792B (zh) | 2008-09-05 | 2008-09-05 | 变换器自供电控制电路 |
Applications Claiming Priority (1)
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CN2008101983349A CN101667792B (zh) | 2008-09-05 | 2008-09-05 | 变换器自供电控制电路 |
Publications (2)
Publication Number | Publication Date |
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CN101667792A CN101667792A (zh) | 2010-03-10 |
CN101667792B true CN101667792B (zh) | 2012-05-23 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2008101983349A Ceased CN101667792B (zh) | 2008-09-05 | 2008-09-05 | 变换器自供电控制电路 |
Country Status (1)
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CN (1) | CN101667792B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110518790B (zh) * | 2019-08-28 | 2021-03-23 | 南京微盟电子有限公司 | 一种开关电源变换器的快速启动和自供电系统 |
CN116032124B (zh) * | 2022-10-27 | 2023-12-19 | 深圳市力生美半导体股份有限公司 | 开关电源及其补电电路、补电方法和芯片 |
CN115395795B (zh) * | 2022-10-27 | 2023-03-24 | 深圳市力生美半导体股份有限公司 | 开关电源及基于dcm的自供电电路、基于ccm的自供电电路 |
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2008
- 2008-09-05 CN CN2008101983349A patent/CN101667792B/zh not_active Ceased
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Publication number | Publication date |
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CN101667792A (zh) | 2010-03-10 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20100310 Assignee: Shenzhen Dong Ke Semiconductor Co., Ltd Assignor: Xie Yong Contract record no.: 2014990000344 Denomination of invention: Self-powered control circuit of switch converter Granted publication date: 20120523 License type: Exclusive License Record date: 20140526 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
IW01 | Full invalidation of patent right | ||
IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20180803 Decision number of declaring invalidation: 36828 Granted publication date: 20120523 |