CN104753318B - 一种降压负升压的开关电源 - Google Patents
一种降压负升压的开关电源 Download PDFInfo
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- CN104753318B CN104753318B CN201310740524.XA CN201310740524A CN104753318B CN 104753318 B CN104753318 B CN 104753318B CN 201310740524 A CN201310740524 A CN 201310740524A CN 104753318 B CN104753318 B CN 104753318B
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- branch road
- discharge
- control
- operating circuit
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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
- H02M3/158—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 including plural semiconductor devices as final control devices for a single load
- H02M3/1582—Buck-boost converters
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310740524.XA CN104753318B (zh) | 2013-12-27 | 2013-12-27 | 一种降压负升压的开关电源 |
Applications Claiming Priority (1)
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CN201310740524.XA CN104753318B (zh) | 2013-12-27 | 2013-12-27 | 一种降压负升压的开关电源 |
Publications (2)
Publication Number | Publication Date |
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CN104753318A CN104753318A (zh) | 2015-07-01 |
CN104753318B true CN104753318B (zh) | 2017-06-30 |
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CN201310740524.XA Active CN104753318B (zh) | 2013-12-27 | 2013-12-27 | 一种降压负升压的开关电源 |
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CN (1) | CN104753318B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107888070B (zh) * | 2016-09-29 | 2019-12-10 | 联芯科技有限公司 | 降压式变换器 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0585925A2 (en) * | 1992-09-02 | 1994-03-09 | Nec Corporation | Voltage converting circuit and multiphase clock generating circuit used for driving the same |
CN1619931A (zh) * | 2003-11-19 | 2005-05-25 | 三洋电机株式会社 | 电荷泵电路和放大器 |
CN101611531A (zh) * | 2006-12-22 | 2009-12-23 | 沃福森微电子股份有限公司 | 电荷泵电路及其运行方法 |
CN101924469A (zh) * | 2010-08-06 | 2010-12-22 | 东南大学 | 具有快速瞬态响应的开关电源 |
CN102055315A (zh) * | 2009-10-30 | 2011-05-11 | 万国半导体(开曼)股份有限公司 | 电感式转换装置及能量控制方法 |
CN102739040A (zh) * | 2011-04-01 | 2012-10-17 | 立锜科技股份有限公司 | 双模式电荷泵 |
CN102739048A (zh) * | 2011-03-29 | 2012-10-17 | 雅马哈株式会社 | 电压转换电路 |
CN102882372A (zh) * | 2011-07-11 | 2013-01-16 | 凌力尔特公司 | 具有分离的ac及dc电流感测路径的开关电源 |
CN103051181A (zh) * | 2012-01-10 | 2013-04-17 | 成都芯源系统有限公司 | 一种开关电源电路及其控制方法 |
CN103107694A (zh) * | 2007-08-08 | 2013-05-15 | 先进模拟科技公司 | 多输出电荷泵及其操作方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2478458B (en) * | 2006-12-22 | 2011-12-07 | Wolfson Microelectronics Plc | Charge pump circuit and methods of operation thereof |
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2013
- 2013-12-27 CN CN201310740524.XA patent/CN104753318B/zh active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0585925A2 (en) * | 1992-09-02 | 1994-03-09 | Nec Corporation | Voltage converting circuit and multiphase clock generating circuit used for driving the same |
CN1619931A (zh) * | 2003-11-19 | 2005-05-25 | 三洋电机株式会社 | 电荷泵电路和放大器 |
CN101611531A (zh) * | 2006-12-22 | 2009-12-23 | 沃福森微电子股份有限公司 | 电荷泵电路及其运行方法 |
CN103107694A (zh) * | 2007-08-08 | 2013-05-15 | 先进模拟科技公司 | 多输出电荷泵及其操作方法 |
CN102055315A (zh) * | 2009-10-30 | 2011-05-11 | 万国半导体(开曼)股份有限公司 | 电感式转换装置及能量控制方法 |
CN101924469A (zh) * | 2010-08-06 | 2010-12-22 | 东南大学 | 具有快速瞬态响应的开关电源 |
CN102739048A (zh) * | 2011-03-29 | 2012-10-17 | 雅马哈株式会社 | 电压转换电路 |
CN102739040A (zh) * | 2011-04-01 | 2012-10-17 | 立锜科技股份有限公司 | 双模式电荷泵 |
CN102882372A (zh) * | 2011-07-11 | 2013-01-16 | 凌力尔特公司 | 具有分离的ac及dc电流感测路径的开关电源 |
CN103051181A (zh) * | 2012-01-10 | 2013-04-17 | 成都芯源系统有限公司 | 一种开关电源电路及其控制方法 |
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CN104753318A (zh) | 2015-07-01 |
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Effective date of registration: 20190313 Address after: 101399 Building 8-07, Ronghui Garden 6, Shunyi Airport Economic Core Area, Beijing Patentee after: Xin Xin finance leasing (Beijing) Co.,Ltd. Address before: 201203 Building 1, exhibition hall, 2288 lane, 2288 Chong, road, Zhangjiang hi tech park, Shanghai Patentee before: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. |
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Application publication date: 20150701 Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Assignor: Xin Xin finance leasing (Beijing) Co.,Ltd. Contract record no.: X2021110000008 Denomination of invention: A switching power supply with step down and negative step up Granted publication date: 20170630 License type: Exclusive License Record date: 20210317 |
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Effective date of registration: 20221025 Address after: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech park, Spreadtrum Center Building 1, Lane 2288 Patentee after: SPREADTRUM COMMUNICATIONS (SHANGHAI) Co.,Ltd. Address before: 101399 Building 8-07, Ronghui Garden 6, Shunyi Airport Economic Core Area, Beijing Patentee before: Xin Xin finance leasing (Beijing) Co.,Ltd. |
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