KR20010020763A - 과전류 보호장치 - Google Patents
과전류 보호장치 Download PDFInfo
- Publication number
- KR20010020763A KR20010020763A KR1020000020870A KR20000020870A KR20010020763A KR 20010020763 A KR20010020763 A KR 20010020763A KR 1020000020870 A KR1020000020870 A KR 1020000020870A KR 20000020870 A KR20000020870 A KR 20000020870A KR 20010020763 A KR20010020763 A KR 20010020763A
- Authority
- KR
- South Korea
- Prior art keywords
- protection device
- current
- overcurrent protection
- metal body
- heating element
- Prior art date
Links
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/46—Circuit arrangements not adapted to a particular application of the protective device
- H01H85/463—Circuit arrangements not adapted to a particular application of the protective device with printed circuit fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
- H01H85/02—Details
- H01H85/46—Circuit arrangements not adapted to a particular application of the protective device
- H01H2085/466—Circuit arrangements not adapted to a particular application of the protective device with remote controlled forced fusing
Landscapes
- Emergency Protection Circuit Devices (AREA)
- Thermistors And Varistors (AREA)
- Fuses (AREA)
- Protection Of Static Devices (AREA)
Abstract
Description
실시예 1 | 비교예 1 | 비교예 2 | |
(a) 정격전류(b) 최저보증 차단전류치(c) 최저보증 차단전류치에서의 동작시간 | 2A(*1}5 초 | (전류퓨즈)2A3.5A80 초 | (PTC 소자)2A4A100 초 |
주: (*1) 임의로 설정할 수 있으나, 3A 통전시의 동작을 확인하였다. |
Claims (4)
- 기판상에 발열체, 및 저융점 금속체 또는 PTC 소자를 가지고, 발열체의 발열에 의하여 저융점 금속체의 녹아 끊김 또는 PTC 소자의 트립이 발생되는 과전류 보호장치에 있어서, 피보호 회로로의 통전 라인에 있어서의 전압강하를 검출하는 제 1 의 검지소자, 또는 외부의 동작환경의 이상을 검출하는 외부센서, 및 제 1 의 검지소자의 전압강하량 또는 외부센서로부터의 신호에 따라서 발열체에 대전류를 흐르게 하고 발열체를 급속 발열시키는 스위칭 소자가 형성되어 있는 것을 특징으로 하는 과전류 보호장치.
- 제 1 항에 있어서, 스위칭 소자로서 FET 가 형성되어 있는 과전류 보호장치.
- 제 1 항 또는 제 2 항에 있어서, 저융점 금속체 또는 PTC 소자가 발열체상에 절연층을 통하지 않고 적층되어 있는 과전류 보호장치.
- 제 1 항 내지 제 3 항중 어느 한 항에 있어서, 피보호 회로의 단자전압을 검출하는 제 2 의 검지소자가 형성되고, 그 단자전압에 따라서 스위칭 소자가 발열체에 대전류를 흐르게 하여 발열체를 급속 발열시키는 과전류 보호장치.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11701199 | 1999-04-23 | ||
JP99-117011 | 1999-04-23 | ||
JP11356726A JP2001006518A (ja) | 1999-04-23 | 1999-12-15 | 過電流保護装置 |
JP99-356726 | 1999-12-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010020763A true KR20010020763A (ko) | 2001-03-15 |
KR100783339B1 KR100783339B1 (ko) | 2007-12-07 |
Family
ID=26455212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000020870A KR100783339B1 (ko) | 1999-04-23 | 2000-04-20 | 과전류 보호장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6351361B1 (ko) |
EP (1) | EP1047092B1 (ko) |
JP (1) | JP2001006518A (ko) |
KR (1) | KR100783339B1 (ko) |
DE (1) | DE60031598T2 (ko) |
Cited By (2)
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KR100829183B1 (ko) * | 2006-06-19 | 2008-05-14 | 삼성전자주식회사 | 유도가열장치 |
KR20160050025A (ko) * | 2013-09-06 | 2016-05-10 | 데쿠세리아루즈 가부시키가이샤 | 보호 회로 |
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JP4368039B2 (ja) * | 2000-04-28 | 2009-11-18 | 三洋電機株式会社 | 自己発熱素子を有する温度ヒューズとこの温度ヒューズを内蔵するパック電池 |
US6498770B1 (en) * | 2000-09-28 | 2002-12-24 | The United States Of America As Represented By The National Security Agency | Timer circuit utilizing thermal effect |
JP3692042B2 (ja) * | 2001-02-06 | 2005-09-07 | ソニーケミカル株式会社 | 保護回路付き二次電池 |
JP4149693B2 (ja) * | 2001-09-21 | 2008-09-10 | 矢崎総業株式会社 | 電源回路の安全装置及びヒューズボックス |
JP4119159B2 (ja) * | 2002-04-25 | 2008-07-16 | タイコ エレクトロニクス レイケム株式会社 | 温度保護素子 |
JP4095426B2 (ja) * | 2002-12-12 | 2008-06-04 | ソニーケミカル&インフォメーションデバイス株式会社 | 二次電池装置 |
JP2004214033A (ja) * | 2002-12-27 | 2004-07-29 | Sony Chem Corp | 保護素子 |
DE202004004393U1 (de) * | 2004-03-20 | 2004-06-24 | Wilhelm Pudenz Gmbh | Sicherung mit einem seinen elektrischen Widerstand bei einer Temperaturerhöhung vergrößernden Bauelement |
ES2253065B1 (es) * | 2004-03-22 | 2007-07-16 | Jose Luis Diaz Mejia | Dispositivo y metodo de proteccion ampliada de lineas electricas. |
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KR100768913B1 (ko) | 2004-08-04 | 2007-10-19 | 삼성전자주식회사 | 통신케이블로 연결된 외부장치의 이상여부를 감지하는호스트장치 및 그 방법 |
US20090202889A1 (en) * | 2005-05-10 | 2009-08-13 | Panasonic Corporation | Protection Circuit And Battery Pack |
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JP4511449B2 (ja) * | 2005-11-11 | 2010-07-28 | 三洋電機株式会社 | 保護素子とこの保護素子を備えるパック電池 |
US7400482B2 (en) * | 2006-01-17 | 2008-07-15 | Eaton Corporation | Circuit breaker and method for sensing current indirectly from bimetal voltage and determining bimetal temperature and corrected temperature dependent bimetal resistance |
JP5030429B2 (ja) * | 2006-01-31 | 2012-09-19 | 三洋電機株式会社 | 保護素子とこの保護素子を備えるパック電池 |
US7760482B2 (en) * | 2006-10-31 | 2010-07-20 | Leach International Corporation | Power controller with fusible link |
WO2008059641A1 (fr) * | 2006-11-13 | 2008-05-22 | Tokai Industry Corp. | Système de circuit électrique/électronique avec un élément de verre conducteur |
FR2911428A1 (fr) * | 2007-01-12 | 2008-07-18 | Peugeot Citroen Automobiles Sa | Procede de protection d'un circuit electrique et dispositif de protection associe |
JP2008311161A (ja) * | 2007-06-18 | 2008-12-25 | Sony Chemical & Information Device Corp | 保護素子 |
US20090027821A1 (en) * | 2007-07-26 | 2009-01-29 | Littelfuse, Inc. | Integrated thermistor and metallic element device and method |
JP2009036915A (ja) * | 2007-07-31 | 2009-02-19 | Canon Inc | 回路及び加熱装置 |
KR100938080B1 (ko) * | 2007-09-28 | 2010-01-21 | 삼성에스디아이 주식회사 | 안전 회로 및 이를 이용한 배터리 팩 |
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JP4831702B2 (ja) * | 2008-04-09 | 2011-12-07 | 三菱電機株式会社 | 電力用半導体装置 |
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JP5260592B2 (ja) * | 2010-04-08 | 2013-08-14 | デクセリアルズ株式会社 | 保護素子、バッテリ制御装置、及びバッテリパック |
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US8995104B2 (en) * | 2012-03-20 | 2015-03-31 | Apple Inc. | Electrical over-current protection device |
US9450401B2 (en) | 2012-03-20 | 2016-09-20 | Apple Inc. | Controlling a thermally sensitive over-current protector |
TWI629703B (zh) * | 2012-08-31 | 2018-07-11 | 太谷電子日本合同公司 | 保護元件、電氣裝置、2次單電池及墊圈 |
US20140096642A1 (en) * | 2012-10-05 | 2014-04-10 | Remy Technologies, Llc | Starter motor |
US9887057B2 (en) | 2012-11-20 | 2018-02-06 | Littelfuse, Inc. | Remote activated fuse and circuit |
KR101388354B1 (ko) * | 2012-11-26 | 2014-04-24 | 스마트전자 주식회사 | 비정상상태의 전류 및 전압을 차단하는 복합보호소자 |
KR101504133B1 (ko) * | 2014-02-28 | 2015-03-19 | 스마트전자 주식회사 | 복합보호소자 |
JP6427331B2 (ja) * | 2014-04-07 | 2018-11-21 | デクセリアルズ株式会社 | 保護素子、保護回路及びバッテリ回路 |
JP6483987B2 (ja) * | 2014-09-26 | 2019-03-13 | デクセリアルズ株式会社 | ヒューズエレメント、ヒューズ素子、及び発熱体内蔵ヒューズ素子 |
DE102017006519A1 (de) * | 2016-07-15 | 2018-01-18 | Marquardt Gmbh | Batteriesystem |
DE102017125208B4 (de) * | 2017-10-27 | 2021-08-12 | Auto-Kabel Management Gmbh | Elektrisches Sicherungselement sowie Verfahren zum Betreiben eines elektrischen Sicherungselementes |
KR102264409B1 (ko) | 2018-03-16 | 2021-06-21 | 주식회사 엘지에너지솔루션 | 통합형 스위칭 장치 |
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-
1999
- 1999-12-15 JP JP11356726A patent/JP2001006518A/ja active Pending
-
2000
- 2000-04-13 US US09/549,203 patent/US6351361B1/en not_active Expired - Lifetime
- 2000-04-18 EP EP00108458A patent/EP1047092B1/en not_active Expired - Lifetime
- 2000-04-18 DE DE60031598T patent/DE60031598T2/de not_active Expired - Lifetime
- 2000-04-20 KR KR1020000020870A patent/KR100783339B1/ko active IP Right Grant
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100829183B1 (ko) * | 2006-06-19 | 2008-05-14 | 삼성전자주식회사 | 유도가열장치 |
KR20160050025A (ko) * | 2013-09-06 | 2016-05-10 | 데쿠세리아루즈 가부시키가이샤 | 보호 회로 |
Also Published As
Publication number | Publication date |
---|---|
JP2001006518A (ja) | 2001-01-12 |
US6351361B1 (en) | 2002-02-26 |
DE60031598T2 (de) | 2007-09-13 |
DE60031598D1 (de) | 2006-12-14 |
EP1047092B1 (en) | 2006-11-02 |
EP1047092A3 (en) | 2002-11-27 |
EP1047092A2 (en) | 2000-10-25 |
KR100783339B1 (ko) | 2007-12-07 |
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