CN106452037B - 电源控制电路和电流保护电路 - Google Patents
电源控制电路和电流保护电路 Download PDFInfo
- Publication number
- CN106452037B CN106452037B CN201611038768.3A CN201611038768A CN106452037B CN 106452037 B CN106452037 B CN 106452037B CN 201611038768 A CN201611038768 A CN 201611038768A CN 106452037 B CN106452037 B CN 106452037B
- Authority
- CN
- China
- Prior art keywords
- resistor
- field effect
- circuit
- comparison circuit
- effect transistor
- 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
- 230000005669 field effect Effects 0.000 claims abstract description 62
- 239000003990 capacitor Substances 0.000 claims abstract description 43
- 238000001514 detection method Methods 0.000 claims description 7
- 230000001965 increasing effect Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 12
- 230000008859 change Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
- H02M1/34—Snubber circuits
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
- Electronic Switches (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611038768.3A CN106452037B (zh) | 2016-11-23 | 2016-11-23 | 电源控制电路和电流保护电路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611038768.3A CN106452037B (zh) | 2016-11-23 | 2016-11-23 | 电源控制电路和电流保护电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106452037A CN106452037A (zh) | 2017-02-22 |
CN106452037B true CN106452037B (zh) | 2019-01-29 |
Family
ID=58221300
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611038768.3A Active CN106452037B (zh) | 2016-11-23 | 2016-11-23 | 电源控制电路和电流保护电路 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106452037B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109586559B (zh) * | 2019-01-09 | 2023-10-20 | 深圳市爱宝莱照明技术有限公司 | 一种离线开关电源的启动电路及开关电源 |
CN111446690B (zh) * | 2020-04-10 | 2024-08-09 | 中国科学院西安光学精密机械研究所 | 一种具备延时自恢复功能的过电压保护电路 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7130201B2 (en) * | 2004-05-14 | 2006-10-31 | Grand Power Sources Inc. | Power supply device for outputting stable programmable power supply |
JP4787350B2 (ja) * | 2009-10-14 | 2011-10-05 | Smk株式会社 | 自励式スイッチング電源回路 |
CN101795515B (zh) * | 2010-01-05 | 2012-12-12 | 艾迪光电(杭州)有限公司 | 启动过冲电流抑制电路 |
CN101925230B (zh) * | 2010-07-29 | 2012-12-26 | 福建捷联电子有限公司 | 高效率低功耗低成本led驱动电源 |
CN103915996A (zh) * | 2013-01-08 | 2014-07-09 | 中兴通讯股份有限公司 | 一种直流电源缓启动控制电路及控制方法 |
US9124189B2 (en) * | 2013-02-01 | 2015-09-01 | Infineon Technologies Austria Ag | Converter with galvanic isolation |
CN206313653U (zh) * | 2016-11-23 | 2017-07-07 | 生迪智慧科技有限公司 | 电源控制电路和电流保护电路 |
-
2016
- 2016-11-23 CN CN201611038768.3A patent/CN106452037B/zh active Active
Also Published As
Publication number | Publication date |
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CN106452037A (zh) | 2017-02-22 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
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: Power control circuit and current protection circuit Effective date of registration: 20191124 Granted publication date: 20190129 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: SENGLED Co.,Ltd. Registration number: Y2019330000239 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230208 Granted publication date: 20190129 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: SENGLED Co.,Ltd. Registration number: Y2019330000239 |
|
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: Power control circuit and current protection circuit Effective date of registration: 20230210 Granted publication date: 20190129 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: SENGLED Co.,Ltd. Registration number: Y2023330000341 |