CN111640548A - 一种小型封装尺寸的表面贴装高分子ptc过电流保护元件 - Google Patents
一种小型封装尺寸的表面贴装高分子ptc过电流保护元件 Download PDFInfo
- Publication number
- CN111640548A CN111640548A CN202010553726.3A CN202010553726A CN111640548A CN 111640548 A CN111640548 A CN 111640548A CN 202010553726 A CN202010553726 A CN 202010553726A CN 111640548 A CN111640548 A CN 111640548A
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- China
- Prior art keywords
- conductive
- electrode
- ptc
- area
- terminal electrode
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- 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.)
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Classifications
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- 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
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- 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
- H01C1/142—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors the terminals or tapping points being coated on the resistive element
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/02—Housing; Enclosing; Embedding; Filling the housing or enclosure
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- 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
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- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/16—Resistor networks not otherwise provided for
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/006—Apparatus or processes specially adapted for manufacturing resistors adapted for manufacturing resistor chips
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- 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
- H01C7/021—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 formed as one or more layers or coatings
-
- 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
- H01C7/028—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 consisting of organic substances
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- 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
- H01C7/13—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 current responsive
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- 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
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- 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
- H01C1/148—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors the terminals embracing or surrounding the resistive element
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- 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
- H01C7/027—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 consisting of conducting or semi-conducting material dispersed in a non-conductive organic material
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Thermistors And Varistors (AREA)
Abstract
Description
Claims (12)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010553726.3A CN111640548A (zh) | 2020-06-17 | 2020-06-17 | 一种小型封装尺寸的表面贴装高分子ptc过电流保护元件 |
US18/010,542 US20230245802A1 (en) | 2020-06-17 | 2021-01-15 | Surface-mounted polymer pct overcurrent protection element having small package size |
PCT/CN2021/072157 WO2021253822A1 (zh) | 2020-06-17 | 2021-01-15 | 一种小型封装尺寸的表面贴装高分子ptc过电流保护元件 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010553726.3A CN111640548A (zh) | 2020-06-17 | 2020-06-17 | 一种小型封装尺寸的表面贴装高分子ptc过电流保护元件 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111640548A true CN111640548A (zh) | 2020-09-08 |
Family
ID=72330706
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010553726.3A Pending CN111640548A (zh) | 2020-06-17 | 2020-06-17 | 一种小型封装尺寸的表面贴装高分子ptc过电流保护元件 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20230245802A1 (zh) |
CN (1) | CN111640548A (zh) |
WO (1) | WO2021253822A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021253822A1 (zh) * | 2020-06-17 | 2021-12-23 | 上海维安电子有限公司 | 一种小型封装尺寸的表面贴装高分子ptc过电流保护元件 |
TWI819643B (zh) * | 2022-06-07 | 2023-10-21 | 聚鼎科技股份有限公司 | 電路保護元件 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20100013466A (ko) * | 2008-07-31 | 2010-02-10 | 이기철 | 초박형 2차 전지에 실장되는 폴리머 피티씨 써미스터 소자및 그 제조방법 |
TW201621929A (zh) * | 2014-12-05 | 2016-06-16 | 聚鼎科技股份有限公司 | 過電流保護元件及其保護電路板 |
CN207199390U (zh) * | 2017-08-31 | 2018-04-06 | 上海长园维安电子线路保护有限公司 | 一种表面贴装ptc过电流保护元件 |
CN110853849A (zh) * | 2019-12-11 | 2020-02-28 | 上海维安电子有限公司 | 一种过电流保护元件 |
TW202032584A (zh) * | 2019-02-22 | 2020-09-01 | 聚鼎科技股份有限公司 | 過電流保護元件 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100697923B1 (ko) * | 2005-02-22 | 2007-03-20 | 엘에스전선 주식회사 | 바리스터 일체형 ptc 소자 |
CN102426888A (zh) * | 2012-01-09 | 2012-04-25 | 上海长园维安电子线路保护有限公司 | 一种新型表面贴装ptc热敏电阻及其制作方法 |
CN205069252U (zh) * | 2015-09-10 | 2016-03-02 | 上海长园维安电子线路保护有限公司 | 薄型表面贴装大电流ptc元件 |
TWI581274B (zh) * | 2016-07-29 | 2017-05-01 | 聚鼎科技股份有限公司 | 表面黏著型過電流保護元件 |
CN111640548A (zh) * | 2020-06-17 | 2020-09-08 | 上海维安电子有限公司 | 一种小型封装尺寸的表面贴装高分子ptc过电流保护元件 |
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2020
- 2020-06-17 CN CN202010553726.3A patent/CN111640548A/zh active Pending
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2021
- 2021-01-15 US US18/010,542 patent/US20230245802A1/en active Pending
- 2021-01-15 WO PCT/CN2021/072157 patent/WO2021253822A1/zh active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20100013466A (ko) * | 2008-07-31 | 2010-02-10 | 이기철 | 초박형 2차 전지에 실장되는 폴리머 피티씨 써미스터 소자및 그 제조방법 |
TW201621929A (zh) * | 2014-12-05 | 2016-06-16 | 聚鼎科技股份有限公司 | 過電流保護元件及其保護電路板 |
CN207199390U (zh) * | 2017-08-31 | 2018-04-06 | 上海长园维安电子线路保护有限公司 | 一种表面贴装ptc过电流保护元件 |
TW202032584A (zh) * | 2019-02-22 | 2020-09-01 | 聚鼎科技股份有限公司 | 過電流保護元件 |
CN110853849A (zh) * | 2019-12-11 | 2020-02-28 | 上海维安电子有限公司 | 一种过电流保护元件 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021253822A1 (zh) * | 2020-06-17 | 2021-12-23 | 上海维安电子有限公司 | 一种小型封装尺寸的表面贴装高分子ptc过电流保护元件 |
TWI819643B (zh) * | 2022-06-07 | 2023-10-21 | 聚鼎科技股份有限公司 | 電路保護元件 |
Also Published As
Publication number | Publication date |
---|---|
WO2021253822A1 (zh) | 2021-12-23 |
US20230245802A1 (en) | 2023-08-03 |
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PB01 | Publication | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Fang Yong Inventor after: Xia Kun Inventor after: Wu Guochen Inventor after: Zhou Yang Inventor after: Hou Xiaoxu Inventor after: Zhang Wei Inventor before: Fang Yong Inventor before: Xia Kun Inventor before: Wu Guochen Inventor before: Zhou Yang Inventor before: Hou Xiaoxu |
|
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20200908 |