CN101872227B - 供电电路 - Google Patents
供电电路 Download PDFInfo
- Publication number
- CN101872227B CN101872227B CN2009103017037A CN200910301703A CN101872227B CN 101872227 B CN101872227 B CN 101872227B CN 2009103017037 A CN2009103017037 A CN 2009103017037A CN 200910301703 A CN200910301703 A CN 200910301703A CN 101872227 B CN101872227 B CN 101872227B
- Authority
- CN
- China
- Prior art keywords
- resistance
- pin
- voltage signal
- signal
- circuit
- 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.)
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-
- 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
Abstract
Description
Claims (11)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009103017037A CN101872227B (zh) | 2009-04-21 | 2009-04-21 | 供电电路 |
US12/429,148 US8049473B2 (en) | 2009-04-21 | 2009-04-23 | Power supply circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009103017037A CN101872227B (zh) | 2009-04-21 | 2009-04-21 | 供电电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101872227A CN101872227A (zh) | 2010-10-27 |
CN101872227B true CN101872227B (zh) | 2013-07-03 |
Family
ID=42980514
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009103017037A Active CN101872227B (zh) | 2009-04-21 | 2009-04-21 | 供电电路 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8049473B2 (zh) |
CN (1) | CN101872227B (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101872227B (zh) * | 2009-04-21 | 2013-07-03 | 鸿富锦精密工业(深圳)有限公司 | 供电电路 |
TWI450082B (zh) * | 2010-04-14 | 2014-08-21 | Hon Hai Prec Ind Co Ltd | 備用電源產生電路 |
CN102243521A (zh) * | 2010-05-14 | 2011-11-16 | 鸿富锦精密工业(深圳)有限公司 | 主板供电电路 |
US8634480B2 (en) * | 2010-09-30 | 2014-01-21 | Infineon Technologies Austria Ag | Signal transmission arrangement with a transformer and signal transmission method |
US8680895B2 (en) * | 2010-10-08 | 2014-03-25 | Texas Instruments Incorporated | Controlling power chain with same controller in either of two different applications |
US8446132B2 (en) * | 2011-02-04 | 2013-05-21 | Alliant Techsystems Inc. | Methods and apparatuses for electrical pulse energy capture |
US9532129B2 (en) * | 2013-11-27 | 2016-12-27 | 1More Inc. | Earphone line control device and earphone |
US9496852B2 (en) * | 2014-12-04 | 2016-11-15 | Intel Corporation | Digital current sensing in power controller |
CN106681464B (zh) * | 2015-11-10 | 2019-12-03 | 昆达电脑科技(昆山)有限公司 | 大范围输出电源连接端及其提供方法 |
CN108347181B (zh) * | 2017-01-25 | 2020-02-07 | 芯好半导体(成都)有限公司 | 一种电源转换装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1932709A (zh) * | 2006-09-30 | 2007-03-21 | 北京航空航天大学 | 采用单端3.3v电压供电的光源电流驱动电路 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10133865A1 (de) * | 2001-07-12 | 2003-01-30 | Philips Corp Intellectual Pty | Elektrische Schaltungsanordnung |
JP3826804B2 (ja) * | 2002-02-07 | 2006-09-27 | 富士電機システムズ株式会社 | 2重化電源システム |
US7420355B2 (en) * | 2006-07-11 | 2008-09-02 | Artesyn Technologies, Inc. | DC-DC converter with over-voltage protection |
JP2009044831A (ja) * | 2007-08-08 | 2009-02-26 | Renesas Technology Corp | 電源装置 |
US8030908B2 (en) * | 2007-12-13 | 2011-10-04 | Upi Semiconductor Corporation | Control method for multi-phase DC-DC controller and multi-phase DC-DC controller |
CN101488712B (zh) * | 2008-01-15 | 2011-01-26 | 天钰科技股份有限公司 | 电压转换器 |
CN101488713B (zh) * | 2008-01-15 | 2011-05-04 | 天钰科技股份有限公司 | 电压转换器 |
US7898236B2 (en) * | 2008-04-10 | 2011-03-01 | Intersil Americas Inc. | Varying operation of a voltage regulator, and components thereof, based upon load conditions |
CN101872227B (zh) * | 2009-04-21 | 2013-07-03 | 鸿富锦精密工业(深圳)有限公司 | 供电电路 |
-
2009
- 2009-04-21 CN CN2009103017037A patent/CN101872227B/zh active Active
- 2009-04-23 US US12/429,148 patent/US8049473B2/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1932709A (zh) * | 2006-09-30 | 2007-03-21 | 北京航空航天大学 | 采用单端3.3v电压供电的光源电流驱动电路 |
Non-Patent Citations (1)
Title |
---|
JP特开2003-235260A 2003.08.22 |
Also Published As
Publication number | Publication date |
---|---|
CN101872227A (zh) | 2010-10-27 |
US20100264889A1 (en) | 2010-10-21 |
US8049473B2 (en) | 2011-11-01 |
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Legal Events
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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 | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20151127 Address after: 200002 Shanghai City, Pudong New Area source deep road, No. 1122 Patentee after: STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER Co. Address before: 510640 Guangdong city of Guangzhou province Tianhe District gold Yinglu No. 1 was 1106 room two Patentee before: GUANGDONG HUABO ENTERPRISE MANAGEMENT CONSULTING Co.,Ltd. Effective date of registration: 20151127 Address after: 510640 Guangdong city of Guangzhou province Tianhe District gold Yinglu No. 1 was 1106 room two Patentee after: GUANGDONG HUABO ENTERPRISE MANAGEMENT CONSULTING Co.,Ltd. Address before: 518109 Guangdong city of Shenzhen province Baoan District Longhua Town Industrial Zone tabulaeformis tenth East Ring Road No. 2 two Patentee before: HONG FU JIN PRECISION INDUSTRY (SHENZHEN) Co.,Ltd. Patentee before: HON HAI PRECISION INDUSTRY Co.,Ltd. |