CN103199690B - 应用于反激式电源的x电容放电控制装置 - Google Patents
应用于反激式电源的x电容放电控制装置 Download PDFInfo
- Publication number
- CN103199690B CN103199690B CN201210003248.4A CN201210003248A CN103199690B CN 103199690 B CN103199690 B CN 103199690B CN 201210003248 A CN201210003248 A CN 201210003248A CN 103199690 B CN103199690 B CN 103199690B
- Authority
- CN
- China
- Prior art keywords
- voltage
- film transistor
- thin
- power supply
- capacitor discharge
- 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.)
- Expired - Fee Related
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 64
- 239000010409 thin film Substances 0.000 claims description 63
- 238000012360 testing method Methods 0.000 claims description 12
- 239000010408 film Substances 0.000 claims description 10
- 239000004065 semiconductor Substances 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000005669 field effect Effects 0.000 description 5
- 229910044991 metal oxide Inorganic materials 0.000 description 4
- 150000004706 metal oxides Chemical class 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003412 degenerative effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210003248.4A CN103199690B (zh) | 2012-01-06 | 2012-01-06 | 应用于反激式电源的x电容放电控制装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210003248.4A CN103199690B (zh) | 2012-01-06 | 2012-01-06 | 应用于反激式电源的x电容放电控制装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103199690A CN103199690A (zh) | 2013-07-10 |
CN103199690B true CN103199690B (zh) | 2015-06-24 |
Family
ID=48722085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210003248.4A Expired - Fee Related CN103199690B (zh) | 2012-01-06 | 2012-01-06 | 应用于反激式电源的x电容放电控制装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103199690B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI538379B (zh) * | 2014-04-04 | 2016-06-11 | 立錡科技股份有限公司 | 具有可程式功能的隔離式電源供應電路及其控制方法 |
US10345348B2 (en) | 2014-11-04 | 2019-07-09 | Stmicroelectronics S.R.L. | Detection circuit for an active discharge circuit of an X-capacitor, related active discharge circuit, integrated circuit and method |
JP6659427B2 (ja) * | 2016-03-31 | 2020-03-04 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
CN106100433B (zh) * | 2016-07-29 | 2018-09-25 | 成都四威功率电子科技有限公司 | 一种适用于多种调制模式的脉冲供电电路 |
CN108279728A (zh) * | 2018-04-08 | 2018-07-13 | 深圳市必易微电子有限公司 | 交流转直流线性稳压电路 |
CN115085520A (zh) * | 2022-05-17 | 2022-09-20 | 上海南芯半导体科技股份有限公司 | 一种用于电源系统的电容放电电路 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101339445A (zh) * | 2007-07-03 | 2009-01-07 | 硕颉科技股份有限公司 | 偏压供应器、启动电路以及偏压电路的启动方法 |
CN101714831A (zh) * | 2009-06-03 | 2010-05-26 | 崇贸科技股份有限公司 | 放电电磁干扰滤波器的启动电路用于电源供应器的省电 |
CN102097928A (zh) * | 2011-01-31 | 2011-06-15 | 西安民展微电子有限公司 | 一种应用于ac/dc转换器的高压启动电路 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002319837A (ja) * | 2001-04-19 | 2002-10-31 | Tohoku Ricoh Co Ltd | ノイズ防止回路およびノイズ防止用yコンデンサ |
-
2012
- 2012-01-06 CN CN201210003248.4A patent/CN103199690B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101339445A (zh) * | 2007-07-03 | 2009-01-07 | 硕颉科技股份有限公司 | 偏压供应器、启动电路以及偏压电路的启动方法 |
CN101714831A (zh) * | 2009-06-03 | 2010-05-26 | 崇贸科技股份有限公司 | 放电电磁干扰滤波器的启动电路用于电源供应器的省电 |
CN102097928A (zh) * | 2011-01-31 | 2011-06-15 | 西安民展微电子有限公司 | 一种应用于ac/dc转换器的高压启动电路 |
Also Published As
Publication number | Publication date |
---|---|
CN103199690A (zh) | 2013-07-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10411584B2 (en) | Start-up circuit to discharge EMI filter for power saving of power supplies | |
CN103199690B (zh) | 应用于反激式电源的x电容放电控制装置 | |
CN104836421B (zh) | 一种开关电源的供电电路和供电方法 | |
CN105119476B (zh) | 一种应用于开关电源中的x电容放电控制电路 | |
CN106941321B (zh) | 一种同步整流管的控制电路 | |
US8471626B2 (en) | Start-up circuit to discharge EMI filter of power supplies | |
CN107317491B (zh) | 开关电源芯片及包括其的开关电源电路 | |
CN105720807A (zh) | 用于检测输入电压和泄放滞留电压的方法及装置 | |
CN105529799A (zh) | 基于次级控制的充电系统及其次级控制装置 | |
CN103441660A (zh) | 一种网关设备的直流电源缓启动电路 | |
CN103427618B (zh) | 一种软启动控制电路 | |
CN106301031A (zh) | 集成电路和开关电源装置 | |
CN211508594U (zh) | 一种过压保护与检流复用电路及应用其的开关电源 | |
CN105529791B (zh) | 基于次级控制的充电系统及其次级控制装置 | |
CN206432888U (zh) | 供电电路、开关电源控制芯片及开关电源系统 | |
CN204190611U (zh) | 一种储能元件断电自动放电电路 | |
CN109004818A (zh) | 本质安全型直流容性负载缓启动装置 | |
CN208971382U (zh) | 软启动直流电源开关电路及应用其的电子设备 | |
CN105871184B (zh) | 一种超高精度过功率补偿电路 | |
CN105027376A (zh) | 具有指示器开关的整流器 | |
CN108631620B (zh) | 一种具备轻载模式的同步整流控制器及同步整流系统 | |
CN104377950B (zh) | 一种电源控制芯片的启动电路 | |
CN102684453B (zh) | 对电源供应器的电磁干扰滤波器放电的启动电路 | |
CN109459607A (zh) | 一种隔离式精准过零检测电路 | |
CN104022643B (zh) | 简易脉冲开关电源pwm发生电路及方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent for invention or patent application | ||
CB02 | Change of applicant information |
Address after: 710075 A305 room, Xi'an photoelectric Park, No. two, 77 science and technology road, Shaanxi, Xi'an Applicant after: Xi'an Zhan Xin microelectric technique limited company Address before: 710075 A305 room, Xi'an photoelectric Park, No. two, 77 science and technology road, Shaanxi, Xi'an Applicant before: Xi'an Zhanxin Microelectronic Technology Co., Ltd. |
|
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: XI'AN POWER-RAIL MICROELECTRONIC TECHNOLOGY CO., LTD. TO: XI'AN POWER-RAIL MICRO. CO., LTD. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: X capacitor discharge control device applied to flyback power source Effective date of registration: 20160301 Granted publication date: 20150624 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: Xi'an Zhan Xin microelectric technique limited company Registration number: 2016990000150 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20180523 Granted publication date: 20150624 Pledgee: Xi'an innovation financing Company limited by guarantee Pledgor: Xi'an Zhan Xin microelectric technique limited company Registration number: 2016990000150 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180612 Address after: 518000 Guangdong Shenzhen Nanshan District Nanshan District high tech Industrial Park Shenzhen Software Park 3 201 Patentee after: Shenzhen zhic Microelectronic Technology Co., Ltd. Address before: 710075 A305 room, Xi'an photoelectric Park, 77 science and technology two road, Xi'an, Shaanxi. Patentee before: Xi'an Zhan Xin microelectric technique limited company |
|
TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150624 Termination date: 20210106 |