CN101594048A - A kind of PWM type buck converter with overcurrent protection function - Google Patents
A kind of PWM type buck converter with overcurrent protection function Download PDFInfo
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- CN101594048A CN101594048A CNA2009101060776A CN200910106077A CN101594048A CN 101594048 A CN101594048 A CN 101594048A CN A2009101060776 A CNA2009101060776 A CN A2009101060776A CN 200910106077 A CN200910106077 A CN 200910106077A CN 101594048 A CN101594048 A CN 101594048A
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Priority Applications (1)
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CN2009101060776A CN101594048B (en) | 2009-03-19 | 2009-03-19 | PWM buck convertor with overcurrent protection function |
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CN2009101060776A CN101594048B (en) | 2009-03-19 | 2009-03-19 | PWM buck convertor with overcurrent protection function |
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CN101594048A true CN101594048A (en) | 2009-12-02 |
CN101594048B CN101594048B (en) | 2011-01-19 |
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CN2009101060776A Expired - Fee Related CN101594048B (en) | 2009-03-19 | 2009-03-19 | PWM buck convertor with overcurrent protection function |
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Cited By (28)
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CN102148114A (en) * | 2010-12-08 | 2011-08-10 | 惠州市畅想星辰电器有限公司 | Multifunctional air switch |
CN102255489A (en) * | 2011-07-26 | 2011-11-23 | 无锡硅动力微电子股份有限公司 | High-voltage start-up circuit for switching power supply converter |
CN102541137A (en) * | 2010-09-30 | 2012-07-04 | 三美电机株式会社 | Current and voltage detection circuit, and current control circuit |
CN102566732A (en) * | 2010-12-22 | 2012-07-11 | 鸿富锦精密工业(深圳)有限公司 | Output current monitoring device for voltage reduction type conversion circuit |
CN102647078A (en) * | 2011-02-22 | 2012-08-22 | 鸿富锦精密工业(深圳)有限公司 | Synchronous switching type voltage-reducing chip |
CN102812626A (en) * | 2010-03-12 | 2012-12-05 | 飞思卡尔半导体公司 | DC TO DC converter having switch control and method of operation |
CN103022026A (en) * | 2011-09-20 | 2013-04-03 | 立锜科技股份有限公司 | Multichip module and manufacturing method thereof |
CN103346537A (en) * | 2013-06-09 | 2013-10-09 | 苏州博创集成电路设计有限公司 | Short-circuit protection structure |
CN103701312A (en) * | 2013-12-29 | 2014-04-02 | 上海艾为电子技术有限公司 | Current limiting circuit and method of boost converter |
CN104377662A (en) * | 2013-08-12 | 2015-02-25 | 伊顿公司 | Ultra-fast hardware current-limiting circuit |
CN104617765A (en) * | 2015-02-13 | 2015-05-13 | 深圳市励创微电子有限公司 | Direct-current step-down type switching power chip and application circuit thereof |
CN105305798A (en) * | 2015-10-19 | 2016-02-03 | 矽力杰半导体技术(杭州)有限公司 | Current-limiting protection circuit and current-limiting protection method applied to buck converter |
CN105790551A (en) * | 2016-04-11 | 2016-07-20 | 联想(北京)有限公司 | Voltage-reduced circuit and electronic device |
CN105871189A (en) * | 2016-05-24 | 2016-08-17 | 电子科技大学 | Overcurrent detection circuit |
CN106230244A (en) * | 2016-08-18 | 2016-12-14 | 株洲中车时代电气股份有限公司 | A kind of converter over-current protection method, device and converter |
CN106410759A (en) * | 2015-07-29 | 2017-02-15 | 青岛海尔空调电子有限公司 | Method and device for communication overcurrent protection of AC wire controller |
CN106685203A (en) * | 2016-12-21 | 2017-05-17 | 兰州空间技术物理研究所 | Buck converter with overcurrent shutdown protection |
CN107770913A (en) * | 2017-11-02 | 2018-03-06 | 中国科学院半导体研究所 | A kind of protection circuit for preventing metal-oxide-semiconductor from overloading |
CN108292837A (en) * | 2015-09-21 | 2018-07-17 | 西普托特技术有限责任公司 | Single-transistor device for protecting circuit and its conversion of self-catalysis formula voltage |
CN109067155A (en) * | 2018-07-10 | 2018-12-21 | 深圳市华星光电半导体显示技术有限公司 | Current foldback circuit, method and the display panel of DC-DC conversion circuit |
CN109787596A (en) * | 2018-12-25 | 2019-05-21 | 深圳市优必选科技有限公司 | Current foldback circuit, switch tube driving circuit and electrical equipment |
CN111262228A (en) * | 2018-12-03 | 2020-06-09 | 华大半导体有限公司 | Current-limiting protection device and motor driving chip |
US11031769B2 (en) | 2015-07-24 | 2021-06-08 | Symptote Technologies, LLC | Two-transistor devices for protecting circuits from sustained overcurrent |
CN114465206A (en) * | 2022-01-06 | 2022-05-10 | 浙江科睿微电子技术有限公司 | Self-recovery overcurrent protection circuit of BUCK converter |
CN115021215A (en) * | 2022-08-05 | 2022-09-06 | 禹创半导体(深圳)有限公司 | Method for reducing overshoot phenomenon of input voltage of power circuit |
CN115441702A (en) * | 2022-11-08 | 2022-12-06 | 成都智融微电子有限公司 | Self-adaptive shielding time generation system applied to flyback power supply circuit |
CN116613619A (en) * | 2022-10-24 | 2023-08-18 | 深圳市中图仪器股份有限公司 | Laser power supply system with overvoltage protection function |
CN117007892A (en) * | 2023-09-26 | 2023-11-07 | 深圳市思远半导体有限公司 | Detection circuit, power management chip and electronic equipment |
Family Cites Families (2)
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CN100442620C (en) * | 2005-02-03 | 2008-12-10 | 昂宝电子(上海)有限公司 | Multi-threshold over-curreut protection system and method for switch powersupply converter |
CN101141094B (en) * | 2007-08-17 | 2010-12-08 | 浙江大学 | Control method and controller of current limiting slip form controlled decompression DC-DC converter |
-
2009
- 2009-03-19 CN CN2009101060776A patent/CN101594048B/en not_active Expired - Fee Related
Cited By (52)
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CN102812626B (en) * | 2010-03-12 | 2015-11-25 | 飞思卡尔半导体公司 | With DC to DC converter and the method for operation of switch control rule |
CN102812626A (en) * | 2010-03-12 | 2012-12-05 | 飞思卡尔半导体公司 | DC TO DC converter having switch control and method of operation |
CN102541137A (en) * | 2010-09-30 | 2012-07-04 | 三美电机株式会社 | Current and voltage detection circuit, and current control circuit |
CN102541137B (en) * | 2010-09-30 | 2016-03-09 | 三美电机株式会社 | Current/voltage testing circuit and current control circuit |
CN102148114B (en) * | 2010-12-08 | 2013-03-27 | 惠州市畅想星辰电器有限公司 | Multifunctional air switch |
CN102148114A (en) * | 2010-12-08 | 2011-08-10 | 惠州市畅想星辰电器有限公司 | Multifunctional air switch |
CN102566732A (en) * | 2010-12-22 | 2012-07-11 | 鸿富锦精密工业(深圳)有限公司 | Output current monitoring device for voltage reduction type conversion circuit |
CN102647078A (en) * | 2011-02-22 | 2012-08-22 | 鸿富锦精密工业(深圳)有限公司 | Synchronous switching type voltage-reducing chip |
CN102255489B (en) * | 2011-07-26 | 2013-06-19 | 无锡硅动力微电子股份有限公司 | High-voltage start-up circuit for switching power supply converter |
CN102255489A (en) * | 2011-07-26 | 2011-11-23 | 无锡硅动力微电子股份有限公司 | High-voltage start-up circuit for switching power supply converter |
CN103022026A (en) * | 2011-09-20 | 2013-04-03 | 立锜科技股份有限公司 | Multichip module and manufacturing method thereof |
CN103022026B (en) * | 2011-09-20 | 2015-11-25 | 立锜科技股份有限公司 | Multi-chip module and manufacture method thereof |
CN103346537A (en) * | 2013-06-09 | 2013-10-09 | 苏州博创集成电路设计有限公司 | Short-circuit protection structure |
CN104377662B (en) * | 2013-08-12 | 2018-05-08 | 山特电子(深圳)有限公司 | Very fast hardware current-limiting circuit |
CN104377662A (en) * | 2013-08-12 | 2015-02-25 | 伊顿公司 | Ultra-fast hardware current-limiting circuit |
CN103701312A (en) * | 2013-12-29 | 2014-04-02 | 上海艾为电子技术有限公司 | Current limiting circuit and method of boost converter |
CN104617765A (en) * | 2015-02-13 | 2015-05-13 | 深圳市励创微电子有限公司 | Direct-current step-down type switching power chip and application circuit thereof |
US11031769B2 (en) | 2015-07-24 | 2021-06-08 | Symptote Technologies, LLC | Two-transistor devices for protecting circuits from sustained overcurrent |
CN106410759B (en) * | 2015-07-29 | 2018-12-18 | 青岛海尔空调电子有限公司 | A kind of method and device thereof of exchange line control machine communication overcurrent protection |
CN106410759A (en) * | 2015-07-29 | 2017-02-15 | 青岛海尔空调电子有限公司 | Method and device for communication overcurrent protection of AC wire controller |
JP2018531577A (en) * | 2015-09-21 | 2018-10-25 | シンプトート テクノロジーズ エルエルシー | Single transistor device for circuit protection and autocatalytic voltage conversion therefor |
US11962141B2 (en) | 2015-09-21 | 2024-04-16 | Symptote Technologies Llc | One-transistor devices for protecting circuits and autocatalytic voltage conversion therefor |
CN108292837B (en) * | 2015-09-21 | 2020-01-17 | 西普托特技术有限责任公司 | Single transistor device and method for protecting a circuit |
US11355916B2 (en) | 2015-09-21 | 2022-06-07 | Symptote Technologies Llc | One-transistor devices for protecting circuits and autocatalytic voltage conversion therefor |
CN108292837A (en) * | 2015-09-21 | 2018-07-17 | 西普托特技术有限责任公司 | Single-transistor device for protecting circuit and its conversion of self-catalysis formula voltage |
US10770883B2 (en) | 2015-09-21 | 2020-09-08 | Sympote Technologies LLC | One-transistor devices for protecting circuits and autocatalytic voltage conversion therefor |
US11611206B2 (en) | 2015-09-21 | 2023-03-21 | Symptote Technologies Llc | One-transistor devices for protecting circuits and autocatalytic voltage conversion therefor |
CN105305798B (en) * | 2015-10-19 | 2018-08-17 | 矽力杰半导体技术(杭州)有限公司 | Current-limiting protection circuit and current limiting protecting method applied to buck converter |
CN105305798A (en) * | 2015-10-19 | 2016-02-03 | 矽力杰半导体技术(杭州)有限公司 | Current-limiting protection circuit and current-limiting protection method applied to buck converter |
CN105790551A (en) * | 2016-04-11 | 2016-07-20 | 联想(北京)有限公司 | Voltage-reduced circuit and electronic device |
CN105790551B (en) * | 2016-04-11 | 2019-02-05 | 联想(北京)有限公司 | Reduction voltage circuit and electronic equipment |
CN105871189A (en) * | 2016-05-24 | 2016-08-17 | 电子科技大学 | Overcurrent detection circuit |
CN106230244A (en) * | 2016-08-18 | 2016-12-14 | 株洲中车时代电气股份有限公司 | A kind of converter over-current protection method, device and converter |
CN106685203B (en) * | 2016-12-21 | 2019-08-23 | 兰州空间技术物理研究所 | A kind of Buck converter of overcurrent shutdown protection |
CN106685203A (en) * | 2016-12-21 | 2017-05-17 | 兰州空间技术物理研究所 | Buck converter with overcurrent shutdown protection |
CN107770913A (en) * | 2017-11-02 | 2018-03-06 | 中国科学院半导体研究所 | A kind of protection circuit for preventing metal-oxide-semiconductor from overloading |
CN107770913B (en) * | 2017-11-02 | 2020-03-17 | 中国科学院半导体研究所 | Protection circuit for preventing MOS tube from overloading |
CN109067155B (en) * | 2018-07-10 | 2020-04-07 | 深圳市华星光电半导体显示技术有限公司 | Overcurrent protection circuit and method of DC-DC conversion circuit and display panel |
WO2020010697A1 (en) * | 2018-07-10 | 2020-01-16 | 深圳市华星光电半导体显示技术有限公司 | Overcurrent protection circuit and method for dc-dc conversion circuit, and display panel |
CN109067155A (en) * | 2018-07-10 | 2018-12-21 | 深圳市华星光电半导体显示技术有限公司 | Current foldback circuit, method and the display panel of DC-DC conversion circuit |
CN111262228A (en) * | 2018-12-03 | 2020-06-09 | 华大半导体有限公司 | Current-limiting protection device and motor driving chip |
CN109787596B (en) * | 2018-12-25 | 2023-08-04 | 深圳市优必选科技有限公司 | Overcurrent protection circuit, switching tube driving circuit and electric equipment |
CN109787596A (en) * | 2018-12-25 | 2019-05-21 | 深圳市优必选科技有限公司 | Current foldback circuit, switch tube driving circuit and electrical equipment |
CN114465206A (en) * | 2022-01-06 | 2022-05-10 | 浙江科睿微电子技术有限公司 | Self-recovery overcurrent protection circuit of BUCK converter |
CN114465206B (en) * | 2022-01-06 | 2024-03-12 | 浙江科睿微电子技术有限公司 | Self-recovery overcurrent protection circuit of BUCK converter |
CN115021215A (en) * | 2022-08-05 | 2022-09-06 | 禹创半导体(深圳)有限公司 | Method for reducing overshoot phenomenon of input voltage of power circuit |
CN116613619A (en) * | 2022-10-24 | 2023-08-18 | 深圳市中图仪器股份有限公司 | Laser power supply system with overvoltage protection function |
CN116613619B (en) * | 2022-10-24 | 2024-01-02 | 深圳市中图仪器股份有限公司 | Laser power supply system with overvoltage protection function |
CN115441702B (en) * | 2022-11-08 | 2023-02-17 | 成都智融微电子有限公司 | Self-adaptive shielding time generation system applied to flyback power supply circuit |
CN115441702A (en) * | 2022-11-08 | 2022-12-06 | 成都智融微电子有限公司 | Self-adaptive shielding time generation system applied to flyback power supply circuit |
CN117007892A (en) * | 2023-09-26 | 2023-11-07 | 深圳市思远半导体有限公司 | Detection circuit, power management chip and electronic equipment |
CN117007892B (en) * | 2023-09-26 | 2023-12-15 | 深圳市思远半导体有限公司 | Detection circuit, power management chip and electronic equipment |
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CN101594048B (en) | 2011-01-19 |
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Owner name: WUXI XINMAO MICROELECTRONICS CO., LTD. Free format text: FORMER OWNER: SHENZHEN LAND HOPE MICRO-ELECTRONICS CO., LTD. Effective date: 20130603 |
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Effective date of registration: 20130603 Address after: 214029, B1, building 999, No. 9 East high wave road, Binhu District, Jiangsu, Wuxi Patentee after: Wuxi Chip Hope Micro-Electronics Ltd. Address before: 518057, 4B, 29 south, 6 South Road, science and technology zone, Guangdong, Shenzhen Patentee before: Shenzhen Land Hope Micro-electronics Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |