CN101647168A - 电路保护装置 - Google Patents
电路保护装置 Download PDFInfo
- Publication number
- CN101647168A CN101647168A CN200880008578A CN200880008578A CN101647168A CN 101647168 A CN101647168 A CN 101647168A CN 200880008578 A CN200880008578 A CN 200880008578A CN 200880008578 A CN200880008578 A CN 200880008578A CN 101647168 A CN101647168 A CN 101647168A
- Authority
- CN
- China
- Prior art keywords
- resistance
- circuit
- protection device
- ptc parts
- ptc
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
-
- 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
- H02H3/02—Details
- H02H3/025—Disconnection after limiting, e.g. when limiting is not sufficient or for facilitating disconnection
-
- 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
- H02H3/08—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 responsive to excess current
-
- 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
- H02H3/20—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 responsive to excess voltage
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
-
- 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
- H02H3/08—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 responsive to excess current
- H02H3/085—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 responsive to excess current making use of a thermal sensor, e.g. thermistor, heated by the excess current
-
- 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
- H02H9/026—Current limitation using PTC resistors, i.e. resistors with a large positive temperature coefficient
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Thermistors And Varistors (AREA)
- Protection Of Static Devices (AREA)
- Thermally Actuated Switches (AREA)
Abstract
Description
PTC部件的基本电阻RPTCO | PTC部件的激活后电阻RPTC | 比电阻Rf | RPTCO/Rf(上行)RPTC/Rf(下行) | 是否发挥电路保护装置的性能 | |
实施例1 | 2.6Ω | 4.21Ω | 2.67Ω | 0.971.56 | ×(不发挥) |
实施例2 | 1.5Ω | 2.31Ω | 2.67Ω | 0.560.87 | ○(发挥) |
实施例3 | 0.67Ω | 1.02Ω | 2.67Ω | 0.250.38 | ○(发挥) |
实施例4 | 0.18Ω | 0.3Ω | 2.4Ω | 0.0750.125 | ○(发挥) |
实施例5 | 1.8Ω | 2.82Ω | 2.67Ω | 0.671.08 | ○(发挥) |
Claims (8)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007068813 | 2007-03-16 | ||
JP068813/2007 | 2007-03-16 | ||
PCT/JP2008/054394 WO2008114650A1 (ja) | 2007-03-16 | 2008-03-11 | 回路保護デバイス |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101647168A true CN101647168A (zh) | 2010-02-10 |
CN101647168B CN101647168B (zh) | 2015-06-10 |
Family
ID=39765758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200880008578.4A Active CN101647168B (zh) | 2007-03-16 | 2008-03-11 | 电路保护装置 |
Country Status (8)
Country | Link |
---|---|
US (2) | US20100208406A1 (zh) |
EP (1) | EP2133973B1 (zh) |
JP (2) | JP5752354B2 (zh) |
KR (3) | KR20120050532A (zh) |
CN (1) | CN101647168B (zh) |
CA (1) | CA2680861A1 (zh) |
TW (1) | TWI443921B (zh) |
WO (1) | WO2008114650A1 (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104170196A (zh) * | 2011-12-27 | 2014-11-26 | 泰科电子日本合同会社 | 保护装置 |
CN105579244A (zh) * | 2013-09-26 | 2016-05-11 | 泰科电子日本合同会社 | 热变色墨的变色装置 |
CN105684120A (zh) * | 2013-07-02 | 2016-06-15 | 泰科电子日本合同会社 | 保护器件 |
CN106300257A (zh) * | 2015-05-26 | 2017-01-04 | 叶永青 | 基于温度开关的电线保护装置 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20110005879A (ko) * | 2008-04-18 | 2011-01-19 | 타이코 일렉트로닉스 저팬 지.케이. | 회로 보호 디바이스 |
EP2654158A4 (en) * | 2010-12-16 | 2017-11-15 | Littelfuse Japan G.K. | Protective device |
KR101207581B1 (ko) * | 2011-10-31 | 2012-12-04 | (주)엠에스테크비젼 | 과전류 차단 기능을 갖는 반복형 퓨즈 |
KR20160137571A (ko) | 2014-03-07 | 2016-11-30 | 리텔퓨즈 재팬 지.케이. | 보호 디바이스 |
CN105098742B (zh) * | 2014-04-29 | 2019-01-18 | 上海利韬电子有限公司 | 电流平衡控制单元、电器部件、电器组件和电路 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04337222A (ja) * | 1991-05-15 | 1992-11-25 | Asmo Co Ltd | サーモスイッチ |
US5864458A (en) * | 1995-09-14 | 1999-01-26 | Raychem Corporation | Overcurrent protection circuits comprising combinations of PTC devices and switches |
US5737160A (en) * | 1995-09-14 | 1998-04-07 | Raychem Corporation | Electrical switches comprising arrangement of mechanical switches and PCT device |
WO1998056095A2 (en) * | 1997-06-02 | 1998-12-10 | Tyco Electronics Corporation | Overcurrent protection circuit |
JP2000040503A (ja) * | 1998-07-22 | 2000-02-08 | Gs Merukotekku Kk | 非水電解質二次電池パック |
JP2000067710A (ja) * | 1998-08-20 | 2000-03-03 | Daito Tsushinki Kk | 遮断器 |
JP2003318005A (ja) * | 2002-04-19 | 2003-11-07 | Shin Etsu Polymer Co Ltd | Ptc素子 |
CN2638232Y (zh) * | 2003-06-03 | 2004-09-01 | 上海科特高分子材料有限公司 | 自恢复过电流保护组合器件 |
JP2005174815A (ja) * | 2003-12-12 | 2005-06-30 | Matsushita Electric Ind Co Ltd | 感熱作動素子 |
JP2007042667A (ja) * | 2005-07-29 | 2007-02-15 | Tdk Corp | 有機質正特性サーミスタ |
-
2008
- 2008-03-11 WO PCT/JP2008/054394 patent/WO2008114650A1/ja active Application Filing
- 2008-03-11 EP EP20080721810 patent/EP2133973B1/en active Active
- 2008-03-11 KR KR1020127010611A patent/KR20120050532A/ko not_active Application Discontinuation
- 2008-03-11 KR KR1020097021599A patent/KR20090132599A/ko not_active Application Discontinuation
- 2008-03-11 JP JP2009505148A patent/JP5752354B2/ja active Active
- 2008-03-11 CN CN200880008578.4A patent/CN101647168B/zh active Active
- 2008-03-11 US US12/450,237 patent/US20100208406A1/en not_active Abandoned
- 2008-03-11 CA CA002680861A patent/CA2680861A1/en not_active Abandoned
- 2008-03-11 KR KR1020137020887A patent/KR101509369B1/ko active IP Right Grant
- 2008-03-14 TW TW097108953A patent/TWI443921B/zh not_active IP Right Cessation
-
2012
- 2012-01-20 US US13/355,431 patent/US20120120538A1/en not_active Abandoned
-
2013
- 2013-12-24 JP JP2013265164A patent/JP2014100057A/ja not_active Withdrawn
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104170196A (zh) * | 2011-12-27 | 2014-11-26 | 泰科电子日本合同会社 | 保护装置 |
US9923362B2 (en) | 2011-12-27 | 2018-03-20 | Littelfuse, Inc. | Protective device |
CN105684120A (zh) * | 2013-07-02 | 2016-06-15 | 泰科电子日本合同会社 | 保护器件 |
CN105684120B (zh) * | 2013-07-02 | 2018-04-13 | 泰科电子日本合同会社 | 保护器件 |
US10483061B2 (en) | 2013-07-02 | 2019-11-19 | Littelfuse Japan G.K. | Protective device |
CN105579244A (zh) * | 2013-09-26 | 2016-05-11 | 泰科电子日本合同会社 | 热变色墨的变色装置 |
CN106300257A (zh) * | 2015-05-26 | 2017-01-04 | 叶永青 | 基于温度开关的电线保护装置 |
Also Published As
Publication number | Publication date |
---|---|
KR20120050532A (ko) | 2012-05-18 |
CN101647168B (zh) | 2015-06-10 |
KR20130105730A (ko) | 2013-09-25 |
EP2133973A4 (en) | 2011-10-26 |
KR101509369B1 (ko) | 2015-04-07 |
EP2133973B1 (en) | 2015-05-06 |
JP2014100057A (ja) | 2014-05-29 |
JP5752354B2 (ja) | 2015-07-22 |
CA2680861A1 (en) | 2008-09-25 |
WO2008114650A1 (ja) | 2008-09-25 |
KR20090132599A (ko) | 2009-12-30 |
TWI443921B (zh) | 2014-07-01 |
TW200845528A (en) | 2008-11-16 |
US20120120538A1 (en) | 2012-05-17 |
US20100208406A1 (en) | 2010-08-19 |
EP2133973A1 (en) | 2009-12-16 |
JPWO2008114650A1 (ja) | 2010-07-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: TYCO ELECTRONICS AMP KK Free format text: FORMER OWNER: TYCO ELECTRONICS RAYCHEM K. K. Effective date: 20150511 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: Kanagawa Applicant after: TYCO ELECTRONICS JAPAN G.K. Address before: Kanagawa Applicant before: Tyco Electronics AMP Kabushiki Kaisha |
|
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: TYCO ELECTRONICS AMP KK TO: TYCO ELECTRONICS AMP K. K. Free format text: CORRECT: ADDRESS; FROM: |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20150511 Address after: Chennai County, Japan Applicant after: Tyco Electronics AMP Kabushiki Kaisha Address before: Chennai County, Japan Applicant before: Tyco Electronics Raychem Kabushiki Kaisha |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180110 Address after: Tokyo, Japan Patentee after: TYCO ELECTRONICS JAPAN G.K. Address before: Kanagawa County, Japan Patentee before: TYCO ELECTRONICS JAPAN G.K. |