CN109617005A - 漏电保护电路及照明驱动电路 - Google Patents
漏电保护电路及照明驱动电路 Download PDFInfo
- Publication number
- CN109617005A CN109617005A CN201910001014.8A CN201910001014A CN109617005A CN 109617005 A CN109617005 A CN 109617005A CN 201910001014 A CN201910001014 A CN 201910001014A CN 109617005 A CN109617005 A CN 109617005A
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- CN
- China
- Prior art keywords
- switch
- circuit
- detection
- control
- current
- Prior art date
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
-
- 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
- H02H11/005—Emergency protective circuit arrangements for preventing the switching-on in case an undesired electric working condition might result in case of too low isolation resistance, too high load, short-circuit; earth fault
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/20—Responsive to malfunctions or to light source life; for protection
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B31/00—Electric arc lamps
- H05B31/0057—Accessories for arc lamps
- H05B31/006—Electromagnets or armatures; Arc blowing electromagnets
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B31/00—Electric arc lamps
- H05B31/02—Details
- H05B31/28—Influencing the shape of arc discharge by magnetic means
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
- H05B41/02—Details
- H05B41/04—Starting switches
- H05B41/048—Starting switches using electromagnetic relays
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910001014.8A CN109617005B (zh) | 2017-02-17 | 2017-02-17 | 漏电保护电路及照明驱动电路 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910001014.8A CN109617005B (zh) | 2017-02-17 | 2017-02-17 | 漏电保护电路及照明驱动电路 |
CN201710085650.4A CN106684809B (zh) | 2017-02-17 | 2017-02-17 | 一种保护电路及照明驱动电路 |
Related Parent Applications (1)
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CN201710085650.4A Division CN106684809B (zh) | 2017-02-17 | 2017-02-17 | 一种保护电路及照明驱动电路 |
Publications (2)
Publication Number | Publication Date |
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CN109617005A true CN109617005A (zh) | 2019-04-12 |
CN109617005B CN109617005B (zh) | 2021-02-02 |
Family
ID=58862265
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710085650.4A Active CN106684809B (zh) | 2017-02-17 | 2017-02-17 | 一种保护电路及照明驱动电路 |
CN201811248057.8A Active CN109830932B (zh) | 2017-02-17 | 2017-02-17 | 漏电保护电路及照明驱动电路 |
CN201910001014.8A Active CN109617005B (zh) | 2017-02-17 | 2017-02-17 | 漏电保护电路及照明驱动电路 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
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CN201710085650.4A Active CN106684809B (zh) | 2017-02-17 | 2017-02-17 | 一种保护电路及照明驱动电路 |
CN201811248057.8A Active CN109830932B (zh) | 2017-02-17 | 2017-02-17 | 漏电保护电路及照明驱动电路 |
Country Status (2)
Country | Link |
---|---|
US (1) | US10506684B2 (zh) |
CN (3) | CN106684809B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109830932A (zh) * | 2017-02-17 | 2019-05-31 | 杰华特微电子(杭州)有限公司 | 漏电保护电路及照明驱动电路 |
CN112600486A (zh) * | 2020-12-03 | 2021-04-02 | 格力电器(武汉)有限公司 | 一种负载供电电流保护电路和方法 |
CN114156833A (zh) * | 2021-02-05 | 2022-03-08 | 杰华特微电子股份有限公司 | 一种漏电保护电路、保护方法及照明驱动电路 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108811226B (zh) * | 2017-05-04 | 2023-04-18 | 昕诺飞控股有限公司 | 检测电路以及包括该检测电路的led灯管 |
CN209806116U (zh) * | 2017-08-14 | 2019-12-17 | 深圳市豪恩智能物联股份有限公司 | 漏电保护电路、漏电保护装置以及led装置 |
CN107809104A (zh) * | 2017-12-01 | 2018-03-16 | 上海晶丰明源半导体股份有限公司 | 漏电保护电路、方法及所适用的驱动装置 |
CN110753421B (zh) * | 2018-07-04 | 2023-09-19 | 晨辉光宝科技股份有限公司 | 一种led驱动电路和灯管 |
WO2020094438A1 (en) * | 2018-11-08 | 2020-05-14 | Signify Holding B.V. | A double ended retrofit light emitting diode, led, based lighting device for preventing an excess of leakage current during installation of said lighting device, as well as a corresponding method |
CN110323716B (zh) * | 2019-07-23 | 2021-12-14 | 矽力杰半导体技术(杭州)有限公司 | 漏电保护电路和方法以及照明驱动电路 |
CN110535095A (zh) * | 2019-09-10 | 2019-12-03 | 杰华特微电子(杭州)有限公司 | 漏电保护电路、保护方法及应用其的照明电路 |
CN110601133A (zh) * | 2019-09-10 | 2019-12-20 | 杰华特微电子(杭州)有限公司 | 漏电保护电路、保护方法及应用其的照明电路 |
CN111432534B (zh) * | 2020-04-17 | 2024-06-25 | 杰华特微电子股份有限公司 | 可控硅调光驱动电路及其控制方法 |
CN113702866A (zh) * | 2021-08-06 | 2021-11-26 | 上汽通用五菱汽车股份有限公司 | Mosfet漏电流检测装置、系统、方法及可读存储介质 |
CN114615774A (zh) * | 2021-09-22 | 2022-06-10 | 杰华特微电子股份有限公司 | 一种漏电保护电路及调光驱动电路 |
CN114364097B (zh) * | 2021-09-26 | 2023-10-27 | 杰华特微电子股份有限公司 | 缓冲电路、led驱动电路及其控制方法 |
Citations (8)
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JPH06275187A (ja) * | 1993-03-24 | 1994-09-30 | Fuji Electric Co Ltd | 漏電検出装置のテスト回路 |
CN101042418A (zh) * | 2006-03-23 | 2007-09-26 | 株式会社京浜 | 漏电检测电路及电池电子控制装置 |
CN101827477A (zh) * | 2009-03-06 | 2010-09-08 | 夏普株式会社 | Led驱动电路、led灯、led照明设备和led照明系统 |
US20140055031A1 (en) * | 2012-08-21 | 2014-02-27 | Honda Motor Co., Ltd. | Leakage current detection circuit, semiconductor apparatus, led illumination apparatus, and vehicle |
CN105044546A (zh) * | 2015-09-09 | 2015-11-11 | 浙江诺尔康神经电子科技股份有限公司 | 一种人工耳蜗植入体芯片漏电检测单元和方法 |
CN105093050A (zh) * | 2014-05-15 | 2015-11-25 | 福特全球技术公司 | 用于电动车辆的牵引电池泄漏检测系统 |
CN106332374A (zh) * | 2016-10-26 | 2017-01-11 | 杰华特微电子(杭州)有限公司 | 一种泄放电路及泄放电流控制方法及led控制电路 |
CN109830932A (zh) * | 2017-02-17 | 2019-05-31 | 杰华特微电子(杭州)有限公司 | 漏电保护电路及照明驱动电路 |
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WO2010011321A1 (en) * | 2008-07-24 | 2010-01-28 | Technology Research Corporation | Leakage current detection and interruption circuit powered by leakage current |
JP5401333B2 (ja) * | 2010-01-06 | 2014-01-29 | アズビル株式会社 | 回路異常検出装置および方法 |
US8400076B2 (en) * | 2010-10-07 | 2013-03-19 | Century Concept Ltd. | Current leakage protection device for LED applications |
JP2012173053A (ja) * | 2011-02-18 | 2012-09-10 | Mitsubishi Heavy Ind Ltd | 漏電検出装置及びその方法 |
CN104541574B (zh) * | 2012-07-20 | 2017-06-09 | 飞利浦灯具控股公司 | 用于照明控制系统中的无中性点的控制器的旁路电路 |
EP2739119B1 (en) * | 2012-11-30 | 2015-08-19 | Dialog Semiconductor GmbH | Short circuit detection for lighting circuits |
JP6371543B2 (ja) * | 2014-03-14 | 2018-08-08 | エイブリック株式会社 | 過熱保護回路及びボルテージレギュレータ |
CN105337252B (zh) * | 2014-06-24 | 2018-06-01 | 益而益(集团)有限公司 | 具有自检功能的漏电保护装置 |
JP2016134832A (ja) * | 2015-01-21 | 2016-07-25 | 株式会社デンソー | 負荷駆動回路 |
KR102051694B1 (ko) * | 2015-03-16 | 2019-12-04 | 매그나칩 반도체 유한회사 | 누설 전류 검출 회로, 이를 포함하는 조명 장치 및 누설 전류 검출 방법 |
TWI554002B (zh) * | 2015-05-21 | 2016-10-11 | 台達電子工業股份有限公司 | 充電電路中斷裝置以及充電電路自我偵測方法 |
CN205622931U (zh) * | 2016-04-26 | 2016-10-05 | 杰华特微电子(杭州)有限公司 | 电压控制电路和led驱动电路 |
CN205622936U (zh) * | 2016-05-05 | 2016-10-05 | 杰华特微电子(杭州)有限公司 | 缓冲电路和led驱动电路 |
CN206712442U (zh) * | 2017-02-17 | 2017-12-05 | 杰华特微电子(杭州)有限公司 | 保护电路及照明驱动电路 |
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2017
- 2017-02-17 CN CN201710085650.4A patent/CN106684809B/zh active Active
- 2017-02-17 CN CN201811248057.8A patent/CN109830932B/zh active Active
- 2017-02-17 CN CN201910001014.8A patent/CN109617005B/zh active Active
- 2017-04-21 US US15/493,151 patent/US10506684B2/en active Active
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JPH06275187A (ja) * | 1993-03-24 | 1994-09-30 | Fuji Electric Co Ltd | 漏電検出装置のテスト回路 |
CN101042418A (zh) * | 2006-03-23 | 2007-09-26 | 株式会社京浜 | 漏电检测电路及电池电子控制装置 |
CN101827477A (zh) * | 2009-03-06 | 2010-09-08 | 夏普株式会社 | Led驱动电路、led灯、led照明设备和led照明系统 |
US20140055031A1 (en) * | 2012-08-21 | 2014-02-27 | Honda Motor Co., Ltd. | Leakage current detection circuit, semiconductor apparatus, led illumination apparatus, and vehicle |
CN105093050A (zh) * | 2014-05-15 | 2015-11-25 | 福特全球技术公司 | 用于电动车辆的牵引电池泄漏检测系统 |
CN105044546A (zh) * | 2015-09-09 | 2015-11-11 | 浙江诺尔康神经电子科技股份有限公司 | 一种人工耳蜗植入体芯片漏电检测单元和方法 |
CN106332374A (zh) * | 2016-10-26 | 2017-01-11 | 杰华特微电子(杭州)有限公司 | 一种泄放电路及泄放电流控制方法及led控制电路 |
CN109830932A (zh) * | 2017-02-17 | 2019-05-31 | 杰华特微电子(杭州)有限公司 | 漏电保护电路及照明驱动电路 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109830932A (zh) * | 2017-02-17 | 2019-05-31 | 杰华特微电子(杭州)有限公司 | 漏电保护电路及照明驱动电路 |
CN112600486A (zh) * | 2020-12-03 | 2021-04-02 | 格力电器(武汉)有限公司 | 一种负载供电电流保护电路和方法 |
CN114156833A (zh) * | 2021-02-05 | 2022-03-08 | 杰华特微电子股份有限公司 | 一种漏电保护电路、保护方法及照明驱动电路 |
Also Published As
Publication number | Publication date |
---|---|
CN106684809B (zh) | 2021-02-02 |
CN109617005B (zh) | 2021-02-02 |
CN106684809A (zh) | 2017-05-17 |
US10506684B2 (en) | 2019-12-10 |
CN109830932B (zh) | 2021-08-31 |
CN109830932A (zh) | 2019-05-31 |
US20180241195A1 (en) | 2018-08-23 |
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Address after: Room 901-23, 9 / F, west 4 building, Xigang development center, 298 Zhenhua Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, 310030 Applicant after: JOULWATT TECHNOLOGY (HANGZHOU) Co.,Ltd. Address before: Room 424, building 1, 1500 Wenyi West Road, Cangqian street, Yuhang District, Hangzhou City, Zhejiang Province Applicant before: JOULWATT TECHNOLOGY (HANGZHOU) Co.,Ltd. |
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Address after: Room 901-23, 9 / F, west 4 building, Xigang development center, 298 Zhenhua Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, 310030 Patentee after: Jiehuate Microelectronics Co.,Ltd. Address before: Room 901-23, 9 / F, west 4 building, Xigang development center, 298 Zhenhua Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, 310030 Patentee before: JOULWATT TECHNOLOGY (HANGZHOU) Co.,Ltd. |