KR100814650B1 - 보호소자 및 보호회로 - Google Patents
보호소자 및 보호회로 Download PDFInfo
- Publication number
- KR100814650B1 KR100814650B1 KR1020000042424A KR20000042424A KR100814650B1 KR 100814650 B1 KR100814650 B1 KR 100814650B1 KR 1020000042424 A KR1020000042424 A KR 1020000042424A KR 20000042424 A KR20000042424 A KR 20000042424A KR 100814650 B1 KR100814650 B1 KR 100814650B1
- Authority
- KR
- South Korea
- Prior art keywords
- ptc
- protection
- electrode
- circuit
- ptc element
- Prior art date
Links
Images
Classifications
-
- 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
-
- 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
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
- H02H9/042—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage comprising means to limit the absorbed power or indicate damaged over-voltage protection device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/14—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors
- H01C1/1406—Terminals or electrodes formed on resistive elements having positive temperature coefficient
-
- 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
- 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
Abstract
Description
Claims (6)
- 삭제
- 삭제
- 삭제
- 보호소자, 및 스위칭 소자를 구비하며,상기 보호소자는 하나의 PTC재료 및 그 표면상에 형성된 3개 이상의 전극을 구비하며, 상기 PTC 재료는 제 1 PTC소자와 제 2 PTC소자로서 작용하며,제 1 PTC 소자는, 직렬로 접속된 스위칭소자 및 제 2 PTC 소자와 병렬로 접속되며,상기 스위칭소자는 평상시에는 제 2 PTC 소자로의 통전을 가능하게 하고, 피보호회로의 단자전압이 소정 전압 이상으로 되었을 때에는 제 2 PTC 소자로의 통전을 차단하여 제 1 PTC 소자가 통전전류에 의해 트립하도록 하는 것을 특징으로 하는 보호회로.
- 제 4 항에 있어서,제 1 PTC 소자는 제 2 PTC 소자에 비해 고저항인 것을 특징으로 하는 보호회로.
- 제 4 항 또는 제 5 항에 있어서,스위칭소자는 FET 인 것을 특징으로 하는 보호회로.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11215979A JP2001044003A (ja) | 1999-07-29 | 1999-07-29 | 保護素子 |
JP99-215979 | 1999-07-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010049860A KR20010049860A (ko) | 2001-06-15 |
KR100814650B1 true KR100814650B1 (ko) | 2008-03-18 |
Family
ID=16681414
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000042424A KR100814650B1 (ko) | 1999-07-29 | 2000-07-24 | 보호소자 및 보호회로 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6556403B1 (ko) |
EP (1) | EP1073175B1 (ko) |
JP (1) | JP2001044003A (ko) |
KR (1) | KR100814650B1 (ko) |
CN (2) | CN1282965A (ko) |
DE (1) | DE60043762D1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101170574B1 (ko) | 2003-09-22 | 2012-08-01 | 타이코 일렉트로닉스 레이켐 케이. 케이. | 서미스터 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
KR100890092B1 (ko) * | 2001-05-08 | 2009-03-24 | 타이코 일렉트로닉스 레이켐 케이. 케이. | 회로 보호 장치 |
TW528210U (en) * | 2001-11-12 | 2003-04-11 | Polytronics Technology Corp | Battery protection device of multi-layer structure |
US6667461B1 (en) * | 2002-06-19 | 2003-12-23 | Tyco Electronics Corporation | Multiple load protection and control device |
US20060087784A1 (en) * | 2004-10-27 | 2006-04-27 | Dell Products L.P. | Over current protection device selection using active voltage sensing circuit |
DE102008064393B4 (de) * | 2008-12-22 | 2012-12-06 | Lisa Dräxlmaier GmbH | Vorrichtung und Verfahren zur Absicherung einer elektrischen Leitung |
CN101534005B (zh) * | 2009-04-09 | 2012-07-11 | 哈尔滨工业大学 | 一种上电冲击电流的抑制电路 |
CN105225778A (zh) * | 2015-09-29 | 2016-01-06 | 上海神沃电子有限公司 | 一种电路保护元件及其制造工艺 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04229601A (ja) * | 1990-11-26 | 1992-08-19 | Taiheiyo Seiko Kk | ブロアモータ用抵抗器 |
JPH07320909A (ja) * | 1994-05-25 | 1995-12-08 | Taiheiyo Seiko Kk | 過電流保護素子 |
JPH08236305A (ja) * | 1995-02-28 | 1996-09-13 | Sony Chem Corp | 保護回路及び保護素子 |
JPH1098829A (ja) * | 1996-09-24 | 1998-04-14 | Tdk Corp | Ptc素子を用いた保護回路及び保護回路用の保護素子 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2259186B (en) * | 1991-08-28 | 1995-08-30 | Otter Controls Ltd | Improvements relating to thermally responsive devices |
US5666254A (en) * | 1995-09-14 | 1997-09-09 | Raychem Corporation | Voltage sensing overcurrent protection circuit |
JP3340643B2 (ja) | 1997-03-21 | 2002-11-05 | 日本碍子株式会社 | コンポジットptc材料 |
US5805393A (en) * | 1997-08-29 | 1998-09-08 | Raychem Corporation | Overcurrent protection circuit with improved PTC trip endurance |
-
1999
- 1999-07-29 JP JP11215979A patent/JP2001044003A/ja active Pending
-
2000
- 2000-07-06 US US09/612,518 patent/US6556403B1/en not_active Expired - Lifetime
- 2000-07-24 KR KR1020000042424A patent/KR100814650B1/ko active IP Right Grant
- 2000-07-27 EP EP00116337A patent/EP1073175B1/en not_active Expired - Lifetime
- 2000-07-27 DE DE60043762T patent/DE60043762D1/de not_active Expired - Lifetime
- 2000-07-28 CN CN00122242A patent/CN1282965A/zh active Pending
- 2000-07-28 CN CNB2004100617417A patent/CN100423393C/zh not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04229601A (ja) * | 1990-11-26 | 1992-08-19 | Taiheiyo Seiko Kk | ブロアモータ用抵抗器 |
JPH07320909A (ja) * | 1994-05-25 | 1995-12-08 | Taiheiyo Seiko Kk | 過電流保護素子 |
JPH08236305A (ja) * | 1995-02-28 | 1996-09-13 | Sony Chem Corp | 保護回路及び保護素子 |
JPH1098829A (ja) * | 1996-09-24 | 1998-04-14 | Tdk Corp | Ptc素子を用いた保護回路及び保護回路用の保護素子 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101170574B1 (ko) | 2003-09-22 | 2012-08-01 | 타이코 일렉트로닉스 레이켐 케이. 케이. | 서미스터 |
Also Published As
Publication number | Publication date |
---|---|
EP1073175A3 (en) | 2003-10-01 |
CN1282965A (zh) | 2001-02-07 |
DE60043762D1 (de) | 2010-03-18 |
CN1564412A (zh) | 2005-01-12 |
EP1073175B1 (en) | 2010-01-27 |
US6556403B1 (en) | 2003-04-29 |
CN100423393C (zh) | 2008-10-01 |
EP1073175A2 (en) | 2001-01-31 |
JP2001044003A (ja) | 2001-02-16 |
KR20010049860A (ko) | 2001-06-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1047092B1 (en) | Overcurrent protection device | |
KR101201569B1 (ko) | 보호 회로 | |
JP5259289B2 (ja) | 一体化されたサーミスタ及び金属素子装置並びに方法 | |
EP1748459B1 (en) | Electrical protection apparatus | |
TWI255481B (en) | Protection element | |
KR100783998B1 (ko) | 보호 소자 | |
KR101388354B1 (ko) | 비정상상태의 전류 및 전압을 차단하는 복합보호소자 | |
EP1041597B1 (en) | Protective device | |
JP6417220B2 (ja) | 保護素子 | |
KR100814650B1 (ko) | 보호소자 및 보호회로 | |
KR20150040954A (ko) | 보호 소자 및 배터리 팩 | |
US6661633B1 (en) | Protective element | |
WO2021090948A1 (ja) | 保護回路、バッテリパック及び保護回路の動作方法 | |
KR101395495B1 (ko) | 비정상상태의 전류 및 전압을 차단하는 복합보호소자 | |
KR101529829B1 (ko) | 복합보호소자 | |
JP7154090B2 (ja) | 保護素子 | |
KR101741563B1 (ko) | 회로 보호 소자 및 그의 제조 방법 | |
JPH09306317A (ja) | 過電圧・過電流保護装置 | |
MXPA01010499A (es) | Elemento semiconductor de potencia con seguro contra la fusion. | |
KR101508098B1 (ko) | 복합보호소자 | |
JP3843005B2 (ja) | 電池の保護部品と保護部品を有するパック電池 | |
KR101547427B1 (ko) | 복합보호소자 | |
CN116546674A (zh) | 承受高电压的热保护设备 | |
WO2004072992A1 (en) | Varistor protective insertion | |
JPH08222409A (ja) | バリスタ装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
G170 | Re-publication after modification of scope of protection [patent] | ||
FPAY | Annual fee payment |
Payment date: 20130227 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20140220 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20150224 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20160218 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20170220 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20180219 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20190219 Year of fee payment: 12 |
|
FPAY | Annual fee payment |
Payment date: 20200219 Year of fee payment: 13 |