CN113541119B - 一种浪涌保护电路、芯片及电子设备 - Google Patents
一种浪涌保护电路、芯片及电子设备 Download PDFInfo
- Publication number
- CN113541119B CN113541119B CN202111073787.0A CN202111073787A CN113541119B CN 113541119 B CN113541119 B CN 113541119B CN 202111073787 A CN202111073787 A CN 202111073787A CN 113541119 B CN113541119 B CN 113541119B
- Authority
- CN
- China
- Prior art keywords
- switching tube
- current
- switching
- resistor
- switch
- 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
- 230000015556 catabolic process Effects 0.000 claims abstract description 8
- 230000000740 bleeding effect Effects 0.000 claims description 20
- 238000007599 discharging Methods 0.000 abstract description 6
- 238000007493 shaping process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 101100489713 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) GND1 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/045—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage adapted to a particular application and not provided for elsewhere
- H02H9/046—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage adapted to a particular application and not provided for elsewhere responsive to excess voltage appearing at terminals of integrated circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
-
- 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
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111073787.0A CN113541119B (zh) | 2021-09-14 | 2021-09-14 | 一种浪涌保护电路、芯片及电子设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111073787.0A CN113541119B (zh) | 2021-09-14 | 2021-09-14 | 一种浪涌保护电路、芯片及电子设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN113541119A CN113541119A (zh) | 2021-10-22 |
CN113541119B true CN113541119B (zh) | 2022-01-07 |
Family
ID=78092475
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111073787.0A Active CN113541119B (zh) | 2021-09-14 | 2021-09-14 | 一种浪涌保护电路、芯片及电子设备 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113541119B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117220250B (zh) * | 2023-11-09 | 2024-03-01 | 浙江地芯引力科技有限公司 | 一种电源保护电路、芯片及数据线 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000332207A (ja) * | 1999-05-25 | 2000-11-30 | Hitachi Ltd | 過電圧保護回路 |
CN106655137A (zh) * | 2016-12-23 | 2017-05-10 | 上海艾为电子技术股份有限公司 | 一种浪涌保护电路和电子设备 |
CN108306273A (zh) * | 2018-01-30 | 2018-07-20 | 广东美的制冷设备有限公司 | 带静电防护功能的电路、高压集成电路以及空调器 |
US10811866B2 (en) * | 2018-02-26 | 2020-10-20 | Semiconductor Components Industries, Llc | Negative voltage detection and voltage surge protection |
CN110212507B (zh) * | 2019-05-23 | 2021-06-18 | 上海艾为电子技术股份有限公司 | 浪涌保护电路 |
CN111193249B (zh) * | 2020-01-06 | 2022-02-22 | 西安理工大学 | 一种可同时用于静电放电和浪涌保护的箝位电路 |
-
2021
- 2021-09-14 CN CN202111073787.0A patent/CN113541119B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN113541119A (zh) | 2021-10-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US8508900B2 (en) | Overvoltage protection circuit and electronic device comprising the same | |
US8116052B2 (en) | Power supply control circuit including overvoltage protection circuit | |
JP2007028747A (ja) | 過電圧保護回路 | |
US20130265683A1 (en) | Circuit for protecting an electric load from overvoltages | |
US9325168B2 (en) | Semiconductor device | |
US20110110008A1 (en) | Over current protection circuit | |
CN113541119B (zh) | 一种浪涌保护电路、芯片及电子设备 | |
EP4154369A1 (en) | Overvoltage protection scheme for connector ports | |
US20230208965A1 (en) | Quad tvs protection circuit for an electronic dsl component | |
US20090086394A1 (en) | Protection circuit and semiconductor integrated circuit | |
US7791851B1 (en) | Cascode combination of low and high voltage transistors for electrostatic discharge circuit | |
US11755046B2 (en) | Supply voltage regulator | |
US10910822B2 (en) | Control of a power transistor with a drive circuit | |
US20100116633A1 (en) | Circuit arrangement for limiting a voltage | |
CN110445216B (zh) | 一种充电芯片 | |
CN110417087B (zh) | 一种充电芯片 | |
US6069493A (en) | Input circuit and method for protecting the input circuit | |
US9793257B1 (en) | Electrostatic discharge protection device having an adjustable triggering threshold | |
CN214755515U (zh) | 电池保护芯片及其保护电路 | |
CN112769113A (zh) | 电池保护芯片及其保护电路 | |
JP2002368593A (ja) | 半導体回路 | |
US10607949B2 (en) | Electrostatic discharge (ESD) protection for a high side driver circuit | |
CN112311079A (zh) | 冗余电源供应装置及其异常保护控制方法 | |
CN219041395U (zh) | 一种电源保护电路及电压保护器 | |
CN212137267U (zh) | 过压保护电路和电子设备 |
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 | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20211022 Assignee: Shenzhen Anrui Microelectronics Technology Co.,Ltd. Assignor: Zhejiang core Gravity Technology Co.,Ltd. Contract record no.: X2023980033320 Denomination of invention: A surge protection circuit, chip, and electronic device Granted publication date: 20220107 License type: Common License Record date: 20230308 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20211022 Assignee: SHENZHEN YUANAI ELECTRONIC TECHNOLOGY CO.,LTD. Assignor: Zhejiang core Gravity Technology Co.,Ltd. Contract record no.: X2023980053655 Denomination of invention: A surge protection circuit, chip, and electronic device Granted publication date: 20220107 License type: Common License Record date: 20231222 |
|
EE01 | Entry into force of recordation of patent licensing contract |