CN109992036A - 应用ldo电路的芯片及电子设备 - Google Patents
应用ldo电路的芯片及电子设备 Download PDFInfo
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- CN109992036A CN109992036A CN201910352218.6A CN201910352218A CN109992036A CN 109992036 A CN109992036 A CN 109992036A CN 201910352218 A CN201910352218 A CN 201910352218A CN 109992036 A CN109992036 A CN 109992036A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/461—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using an operational amplifier as final control device
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/468—Regulating voltage or current wherein the variable actually regulated by the final control device is dc characterised by reference voltage circuitry, e.g. soft start, remote shutdown
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/56—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
- G05F1/565—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
- G05F1/569—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection
- G05F1/573—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection with overcurrent detector
Abstract
Description
Claims (10)
Priority Applications (1)
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CN201910352218.6A CN109992036B (zh) | 2019-04-28 | 2019-04-28 | 应用ldo电路的芯片及电子设备 |
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CN201910352218.6A CN109992036B (zh) | 2019-04-28 | 2019-04-28 | 应用ldo电路的芯片及电子设备 |
Publications (2)
Publication Number | Publication Date |
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CN109992036A true CN109992036A (zh) | 2019-07-09 |
CN109992036B CN109992036B (zh) | 2021-05-25 |
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CN201910352218.6A Active CN109992036B (zh) | 2019-04-28 | 2019-04-28 | 应用ldo电路的芯片及电子设备 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111474975A (zh) * | 2020-05-18 | 2020-07-31 | 成都市易冲半导体有限公司 | 一种ldo的输出电流采样电路及采样精度调整方法 |
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US20170300076A1 (en) * | 2016-02-29 | 2017-10-19 | Skyworks Solutions, Inc. | Low leakage current switch controller |
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CN108235744A (zh) * | 2017-12-19 | 2018-06-29 | 深圳市汇顶科技股份有限公司 | 低压差线性稳压电路 |
CN108345341A (zh) * | 2017-12-27 | 2018-07-31 | 思瑞浦微电子科技(苏州)股份有限公司 | 一种自适应增强电源抑制的线性稳压器 |
CN207717286U (zh) * | 2018-01-22 | 2018-08-10 | 宁波琻捷电子科技有限公司 | 校准驱动电路和校准系统 |
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2019
- 2019-04-28 CN CN201910352218.6A patent/CN109992036B/zh active Active
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US20100289472A1 (en) * | 2009-05-15 | 2010-11-18 | Stmicroelectronics (Grenoble 2) Sas | Low dropout voltage regulator with low quiescent current |
CN101840241A (zh) * | 2010-03-30 | 2010-09-22 | 北京中星微电子有限公司 | 一种差分电流采样电路及线性调压器 |
CN105700601A (zh) * | 2014-11-24 | 2016-06-22 | 深圳市中兴微电子技术有限公司 | 一种ldo线性稳压器 |
CN106292824A (zh) * | 2015-06-29 | 2017-01-04 | 展讯通信(上海)有限公司 | 低压差稳压器电路 |
CN105334900A (zh) * | 2015-11-19 | 2016-02-17 | 成都华微电子科技有限公司 | 快速瞬态响应低压差线性稳压器 |
US20170300076A1 (en) * | 2016-02-29 | 2017-10-19 | Skyworks Solutions, Inc. | Low leakage current switch controller |
CN107526388A (zh) * | 2016-06-22 | 2017-12-29 | 上海和辉光电有限公司 | 低压差线性稳压器 |
CN106774595A (zh) * | 2017-01-09 | 2017-05-31 | 电子科技大学 | 一种用于低压差线性稳压器的过流保护电路 |
CN106774580A (zh) * | 2017-01-19 | 2017-05-31 | 武汉众为信息技术有限公司 | 一种快速瞬态响应高电源抑制比的ldo电路 |
CN108235744A (zh) * | 2017-12-19 | 2018-06-29 | 深圳市汇顶科技股份有限公司 | 低压差线性稳压电路 |
CN108345341A (zh) * | 2017-12-27 | 2018-07-31 | 思瑞浦微电子科技(苏州)股份有限公司 | 一种自适应增强电源抑制的线性稳压器 |
CN207717286U (zh) * | 2018-01-22 | 2018-08-10 | 宁波琻捷电子科技有限公司 | 校准驱动电路和校准系统 |
Non-Patent Citations (4)
Title |
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(美)毕查德•拉扎维(BEHZAD RAZAVI): "《模拟CMOS集成电路设计》", 28 February 2003, 西安交通大学出版社 * |
LOAI G. SALEM ; JULIAN WARCHALL ; PATRICK P. MERCIER: "Efficient diagnosis system for Parkinson"s disease using deep belief network:IEEE, parkinson* deep belief network successive-approximation digital LDO with PD compensation and sub-LSB duty control achieving a 15.1ns response time at 0.5V", 《2017 IEEE INTERNATIONAL SOLID-STATE CIRCUITS CONFERENCE (ISSCC)》 * |
XUEWEN WANG ; FENGGE WANG ; ZHONGWEI LI: "The Analysis of LDO and the Stability of Loop Compensation", 《2010 INTERNATIONAL CONFERENCE ON ELECTRICAL AND CONTROL ENGINEERING》 * |
金岩: "一种低功耗高稳定性LDO线性稳压器的设计", 《中国优秀硕士学位论文全文数据库工程科技Ⅱ辑》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111474975A (zh) * | 2020-05-18 | 2020-07-31 | 成都市易冲半导体有限公司 | 一种ldo的输出电流采样电路及采样精度调整方法 |
CN111474975B (zh) * | 2020-05-18 | 2021-08-31 | 成都市易冲半导体有限公司 | 一种ldo的输出电流采样电路及采样精度调整方法 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Chips and electronic equipment using LDO circuits Effective date of registration: 20220823 Granted publication date: 20210525 Pledgee: Bank of China Limited Nanjing Jiangbei New Area Branch Pledgor: Nanjing yingruichuang Electronic Technology Co.,Ltd. Registration number: Y2022980013303 |
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Date of cancellation: 20230804 Granted publication date: 20210525 Pledgee: Bank of China Limited Nanjing Jiangbei New Area Branch Pledgor: Nanjing yingruichuang Electronic Technology Co.,Ltd. Registration number: Y2022980013303 |
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