CN106972852B - 接口电路和电子设备 - Google Patents
接口电路和电子设备 Download PDFInfo
- Publication number
- CN106972852B CN106972852B CN201710247704.2A CN201710247704A CN106972852B CN 106972852 B CN106972852 B CN 106972852B CN 201710247704 A CN201710247704 A CN 201710247704A CN 106972852 B CN106972852 B CN 106972852B
- Authority
- CN
- China
- Prior art keywords
- circuit
- resistance
- transistor
- control
- input
- 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.)
- Active
Links
- 238000001514 detection method Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 11
- 230000003071 parasitic effect Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/0175—Coupling arrangements; Interface arrangements
- H03K19/017509—Interface arrangements
- H03K19/017518—Interface arrangements using a combination of bipolar and field effect transistors [BIFET]
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H11/00—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result
- H02H11/006—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too high or too low voltage
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/003—Modifications for increasing the reliability for protection
- H03K19/00307—Modifications for increasing the reliability for protection in bipolar transistor circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/003—Modifications for increasing the reliability for protection
- H03K19/00315—Modifications for increasing the reliability for protection in field-effect transistor circuits
Abstract
Description
Claims (9)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710247704.2A CN106972852B (zh) | 2017-04-19 | 2017-04-19 | 接口电路和电子设备 |
PCT/CN2017/091890 WO2018192098A1 (zh) | 2017-04-19 | 2017-07-05 | 接口电路和电子设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710247704.2A CN106972852B (zh) | 2017-04-19 | 2017-04-19 | 接口电路和电子设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106972852A CN106972852A (zh) | 2017-07-21 |
CN106972852B true CN106972852B (zh) | 2018-12-21 |
Family
ID=59333462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710247704.2A Active CN106972852B (zh) | 2017-04-19 | 2017-04-19 | 接口电路和电子设备 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106972852B (zh) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1004184B (zh) * | 1985-05-15 | 1989-05-10 | 东芝株式会社 | 导电率调制型mos场效应管的过电流保护电路 |
CN100403651C (zh) * | 2005-04-20 | 2008-07-16 | 中国电力科学研究院 | 一种静止型无功功率补偿器的晶闸管阀光电触发板 |
US7609049B1 (en) * | 2008-05-28 | 2009-10-27 | Vimicro Corporation | Accurate scan-mode voltage detection circuit |
CN102035169B (zh) * | 2009-09-28 | 2015-05-20 | 研祥智能科技股份有限公司 | 一种输入过压保护电路及dc-dc电源转换装置 |
CN203151069U (zh) * | 2013-02-27 | 2013-08-21 | 深圳市阿科达汽车电子有限公司 | 车载过压保护电路 |
CN105591356A (zh) * | 2016-03-07 | 2016-05-18 | 青岛歌尔声学科技有限公司 | 一种过压和欠压保护电路 |
CN207074996U (zh) * | 2017-04-19 | 2018-03-06 | 深圳市云顶信息技术有限公司 | 接口电路和电子设备 |
-
2017
- 2017-04-19 CN CN201710247704.2A patent/CN106972852B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN106972852A (zh) | 2017-07-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206452095U (zh) | 一种过欠压保护电路和机顶盒 | |
CN102798817B (zh) | 一种继电器故障检测电路及其故障检测方法 | |
US8508900B2 (en) | Overvoltage protection circuit and electronic device comprising the same | |
US20110314201A1 (en) | Method and device for identifying universal serial bus (usb) insertion or charger insertion of mobile terminal | |
CN208001164U (zh) | 充电装置及充电系统 | |
CN103888114A (zh) | 带测试模式的电源管理芯片 | |
CN107276137A (zh) | 充电装置 | |
CN106411113A (zh) | 栅极保护电路和电力电子设备 | |
CN207074996U (zh) | 接口电路和电子设备 | |
CN114256939A (zh) | 过放保护电路、电池保护板和电子设备 | |
CN200976023Y (zh) | Cmos电池电压检测电路 | |
CN207742316U (zh) | 电池检测电路和电池管理系统 | |
CN107464411B (zh) | 一种用于集中抄表系统中的mbus电路 | |
CN106972852B (zh) | 接口电路和电子设备 | |
CN106019170B (zh) | 一种电源适配器检测装置 | |
CN106300248B (zh) | 一种电流控制方式的欠压保护电路 | |
CN208971379U (zh) | 一种防过冲保护电路 | |
CN101557099B (zh) | 模块电源短路保护电路 | |
CN212410835U (zh) | 交流输入线的检测电路及具有其的插座 | |
CN207148219U (zh) | 一种防反接、防温漂的电阻检测电路 | |
CN106411114A (zh) | 栅极保护电路和电力电子设备 | |
CN207007931U (zh) | 开关电源的过压欠压检测电路及开关电源 | |
CN208738821U (zh) | 计算机适配器电源输入保护电路 | |
CN207588428U (zh) | 一种断电自动保护电路 | |
CN109813998A (zh) | 一种数码设备接口潮湿检测电路及终端 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20180709 Address after: 233010 No. 1, unit 26, No. 396 Tu Shan Road, Yuhui District, Bengbu, Anhui, China No. 401 Applicant after: Liu Shurun Address before: 518000 Shenzhen, Guangdong, Nanshan District Shahe street, Shennan Road 9676, Tai Chong business center, C building, 2801-D room. Applicant before: SHENZHEN YUNDING INFORMATION TECHNOLOGY Co.,Ltd. |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20181011 Address after: 518000 Guangdong Province Shenzhen Nanshan District Guangdong Sea Street Office Tonggu Road West, Shennan Avenue North Dachong Business Center (Phase III) 3 32G Applicant after: SHENZHEN YUNDING INFORMATION TECHNOLOGY Co.,Ltd. Address before: 233010 No. 1, unit 26, No. 396 Tu Shan Road, Yuhui District, Bengbu, Anhui, China No. 401 Applicant before: Liu Shurun |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Interface circuits and electronic devices Effective date of registration: 20231122 Granted publication date: 20181221 Pledgee: Huaxia Bank Co.,Ltd. Shenzhen Branch Pledgor: SHENZHEN YUNDING INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2023980066835 |