CN107064712A - 短路检测方法、短路检测电路及d类音频放大器 - Google Patents
短路检测方法、短路检测电路及d类音频放大器 Download PDFInfo
- Publication number
- CN107064712A CN107064712A CN201710149334.9A CN201710149334A CN107064712A CN 107064712 A CN107064712 A CN 107064712A CN 201710149334 A CN201710149334 A CN 201710149334A CN 107064712 A CN107064712 A CN 107064712A
- Authority
- CN
- China
- Prior art keywords
- voltage
- circuit
- terminal
- short
- kind terminal
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/181—Low frequency amplifiers, e.g. audio preamplifiers
- H03F3/183—Low frequency amplifiers, e.g. audio preamplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/217—Class D power amplifiers; Switching amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/03—Indexing scheme relating to amplifiers the amplifier being designed for audio applications
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710149334.9A CN107064712B (zh) | 2017-03-14 | 2017-03-14 | 短路检测方法、短路检测电路及d类音频放大器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710149334.9A CN107064712B (zh) | 2017-03-14 | 2017-03-14 | 短路检测方法、短路检测电路及d类音频放大器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107064712A true CN107064712A (zh) | 2017-08-18 |
CN107064712B CN107064712B (zh) | 2020-04-10 |
Family
ID=59621962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710149334.9A Active CN107064712B (zh) | 2017-03-14 | 2017-03-14 | 短路检测方法、短路检测电路及d类音频放大器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107064712B (zh) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107918047A (zh) * | 2017-11-29 | 2018-04-17 | 佛山市海科云筹信息技术有限公司 | 一种三相电线电流检测装置 |
CN107918042A (zh) * | 2017-11-29 | 2018-04-17 | 佛山市海科云筹信息技术有限公司 | 一种单相电线电流检测装置 |
CN107918048A (zh) * | 2017-11-29 | 2018-04-17 | 佛山市海科云筹信息技术有限公司 | 一种单相电线分时电流检测装置 |
CN107942117A (zh) * | 2017-11-29 | 2018-04-20 | 佛山市海科云筹信息技术有限公司 | 一种带有气味发生器的三相电线电流检测装置 |
CN107957519A (zh) * | 2017-11-29 | 2018-04-24 | 佛山市海科云筹信息技术有限公司 | 一种带有气味发生器的三相电线相位检测装置 |
CN107976588A (zh) * | 2017-11-29 | 2018-05-01 | 佛山市海科云筹信息技术有限公司 | 一种三相电线相位检测装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101949990A (zh) * | 2010-09-25 | 2011-01-19 | 苏州华芯微电子股份有限公司 | Ic管脚开短路测试方法 |
CN102495348A (zh) * | 2011-12-07 | 2012-06-13 | 成都芯源系统有限公司 | 故障检测电路及其方法 |
CN102520304A (zh) * | 2011-12-09 | 2012-06-27 | 上海新进半导体制造有限公司 | 器件短路检测电路及检测方法 |
CN202494750U (zh) * | 2012-03-22 | 2012-10-17 | 杭州士兰微电子股份有限公司 | 一种集成电路引脚开短路的测试装置 |
US20160018457A1 (en) * | 2014-07-15 | 2016-01-21 | Lsis Co., Ltd. | Fault current detecting circuit |
CN106792412A (zh) * | 2015-11-24 | 2017-05-31 | 意法半导体股份有限公司 | 用于检测音频放大器的负载状态的诊断电路、对应的音频系统、集成电路和方法 |
-
2017
- 2017-03-14 CN CN201710149334.9A patent/CN107064712B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101949990A (zh) * | 2010-09-25 | 2011-01-19 | 苏州华芯微电子股份有限公司 | Ic管脚开短路测试方法 |
CN102495348A (zh) * | 2011-12-07 | 2012-06-13 | 成都芯源系统有限公司 | 故障检测电路及其方法 |
CN102520304A (zh) * | 2011-12-09 | 2012-06-27 | 上海新进半导体制造有限公司 | 器件短路检测电路及检测方法 |
CN202494750U (zh) * | 2012-03-22 | 2012-10-17 | 杭州士兰微电子股份有限公司 | 一种集成电路引脚开短路的测试装置 |
US20160018457A1 (en) * | 2014-07-15 | 2016-01-21 | Lsis Co., Ltd. | Fault current detecting circuit |
CN106792412A (zh) * | 2015-11-24 | 2017-05-31 | 意法半导体股份有限公司 | 用于检测音频放大器的负载状态的诊断电路、对应的音频系统、集成电路和方法 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107918047A (zh) * | 2017-11-29 | 2018-04-17 | 佛山市海科云筹信息技术有限公司 | 一种三相电线电流检测装置 |
CN107918042A (zh) * | 2017-11-29 | 2018-04-17 | 佛山市海科云筹信息技术有限公司 | 一种单相电线电流检测装置 |
CN107918048A (zh) * | 2017-11-29 | 2018-04-17 | 佛山市海科云筹信息技术有限公司 | 一种单相电线分时电流检测装置 |
CN107942117A (zh) * | 2017-11-29 | 2018-04-20 | 佛山市海科云筹信息技术有限公司 | 一种带有气味发生器的三相电线电流检测装置 |
CN107957519A (zh) * | 2017-11-29 | 2018-04-24 | 佛山市海科云筹信息技术有限公司 | 一种带有气味发生器的三相电线相位检测装置 |
CN107976588A (zh) * | 2017-11-29 | 2018-05-01 | 佛山市海科云筹信息技术有限公司 | 一种三相电线相位检测装置 |
Also Published As
Publication number | Publication date |
---|---|
CN107064712B (zh) | 2020-04-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107064712A (zh) | 短路检测方法、短路检测电路及d类音频放大器 | |
CN101202470B (zh) | 用于串联超级电容器组的电压均衡电路 | |
CN100578891C (zh) | 一种串联超级电容器组用电压均衡电路 | |
CN203377585U (zh) | 一种剩余电流保护电路 | |
CN104527448B (zh) | 一种电压均衡控制方法和系统 | |
CN103278776B (zh) | 一种电动汽车电池绝缘检测系统 | |
CN105576599B (zh) | 一种过流或短路故障信号隔离检测电路及其设计方法 | |
CN106597063A (zh) | 电流检测电路及电流检测方法 | |
CN202503323U (zh) | 超级电容器组的充放电均压装置 | |
CN104777432A (zh) | 充电电池安全性检测方法、充电电池安全性检测电路及充电器 | |
CN102998505B (zh) | 电池欠电压检测电路 | |
CN103140931B (zh) | 用于设定光伏发电机的电势的电路装置 | |
CN105811761A (zh) | 一种电流采样电路及集成电流采样电路的boost电路 | |
CN108196171A (zh) | 绝缘检测装置 | |
CN103166176A (zh) | 用于低压断路器的欠压保护脱扣器 | |
CN105675997A (zh) | 车用电池组动态绝缘电阻检测装置 | |
CN207083253U (zh) | 一种自适应快速响应电路及led驱动电路 | |
CN102998620A (zh) | 高压晶闸管阀组快速在线故障检测装置及方法 | |
CN208937682U (zh) | 锂电储能备电系统高压绝缘检测电路 | |
CN207336641U (zh) | 一种电动车高压绝缘检测系统 | |
CN106936175A (zh) | 充放电控制电路及电池装置 | |
CN208522476U (zh) | 一种锂电池组 | |
CN206962444U (zh) | 一种输入过欠压保护电路 | |
CN215067144U (zh) | 一种继电器粘连检测电路 | |
CN109149973A (zh) | 恒流输出控制电路及其设计方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 310051 No. 6 Lianhui Street, Xixing Street, Binjiang District, Hangzhou City, Zhejiang Province Applicant after: Silergy Semiconductor Technology (Hangzhou ) Co., Ltd. Address before: Room A1501, Science and Technology Building, East Software Park, No. 90 Wensan Road, Hangzhou City, Zhejiang Province Applicant before: Silergy Semiconductor Technology (Hangzhou ) Co., Ltd. |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20200309 Address after: 210042 302, Xuanwu Road, 7, Xuanwu Road, Xuanwu District, Nanjing, Jiangsu, China, 7 Applicant after: Silergy Semiconductor Technology (Hangzhou) Ltd. Address before: 310051 No. 6 Lianhui Street, Xixing Street, Binjiang District, Hangzhou City, Zhejiang Province Applicant before: Silergy Semiconductor Technology (Hangzhou) Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 210042 302, Xuanwu Road, 7, Xuanwu Road, Xuanwu District, Nanjing, Jiangsu, China, 7 Patentee after: Nanjing Sili Microelectronics Technology Co., Ltd Address before: 210042 302, Xuanwu Road, 7, Xuanwu Road, Xuanwu District, Nanjing, Jiangsu, China, 7 Patentee before: Silergy Semiconductor Technology (Hangzhou) Ltd. |