EP0790625A3 - Elément PCT - Google Patents
Elément PCT Download PDFInfo
- Publication number
- EP0790625A3 EP0790625A3 EP97300947A EP97300947A EP0790625A3 EP 0790625 A3 EP0790625 A3 EP 0790625A3 EP 97300947 A EP97300947 A EP 97300947A EP 97300947 A EP97300947 A EP 97300947A EP 0790625 A3 EP0790625 A3 EP 0790625A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- electrodes
- ptc
- pair
- insulating layers
- printed board
- 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.)
- Withdrawn
Links
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
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermistors And Varistors (AREA)
- Conductive Materials (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP25702/96 | 1996-02-13 | ||
JP2570296A JPH09219302A (ja) | 1996-02-13 | 1996-02-13 | Ptc素子 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0790625A2 EP0790625A2 (fr) | 1997-08-20 |
EP0790625A3 true EP0790625A3 (fr) | 1998-07-29 |
Family
ID=12173129
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97300947A Withdrawn EP0790625A3 (fr) | 1996-02-13 | 1997-02-13 | Elément PCT |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0790625A3 (fr) |
JP (1) | JPH09219302A (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6582647B1 (en) | 1998-10-01 | 2003-06-24 | Littelfuse, Inc. | Method for heat treating PTC devices |
US6628498B2 (en) | 2000-08-28 | 2003-09-30 | Steven J. Whitney | Integrated electrostatic discharge and overcurrent device |
US6640420B1 (en) | 1999-09-14 | 2003-11-04 | Tyco Electronics Corporation | Process for manufacturing a composite polymeric circuit protection device |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU3292397A (en) * | 1996-05-30 | 1998-01-05 | Littelfuse, Inc. | Ptc circuit protection device |
US6020808A (en) * | 1997-09-03 | 2000-02-01 | Bourns Multifuse (Hong Kong) Ltd. | Multilayer conductive polymer positive temperature coefficent device |
JP3991436B2 (ja) * | 1998-04-09 | 2007-10-17 | 松下電器産業株式会社 | チップ形ptcサーミスタ |
US6606023B2 (en) | 1998-04-14 | 2003-08-12 | Tyco Electronics Corporation | Electrical devices |
TW487742B (en) | 1999-05-10 | 2002-05-21 | Matsushita Electric Ind Co Ltd | Electrode for PTC thermistor, manufacture thereof, and PTC thermistor |
JP3628222B2 (ja) * | 2000-01-14 | 2005-03-09 | ソニーケミカル株式会社 | Ptc素子の製造方法 |
JP3827514B2 (ja) * | 2000-09-29 | 2006-09-27 | Tdk株式会社 | ポリマーptc素子 |
AUPR090300A0 (en) * | 2000-10-20 | 2000-11-16 | AMC Technologies Pty Limited | An electrical lead |
ATE557426T1 (de) * | 2003-12-26 | 2012-05-15 | Murata Manufacturing Co | Mehrschichtiges piezoelektrisches bauelement mit dickfilm-aussenelektrode |
WO2006012671A1 (fr) | 2004-08-05 | 2006-02-09 | Cathrx Ltd | Procédé de fabrication d'un fil électrique |
CN104392938B (zh) * | 2014-10-29 | 2017-04-19 | 禾邦电子(苏州)有限公司 | 半导体芯片封装方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0229286A1 (fr) * | 1985-12-17 | 1987-07-22 | Siemens Aktiengesellschaft | Dispositif électrique en forme de pastille |
US4787135A (en) * | 1986-03-31 | 1988-11-29 | Nippon Mektron, Ltd. | Method of attaching leads to PTC devices |
EP0336497A1 (fr) * | 1988-04-05 | 1989-10-11 | Koninklijke Philips Electronics N.V. | Procédé de fabrication d'une résistance à puce |
US4959632A (en) * | 1988-04-06 | 1990-09-25 | Murata Manufacturing Co., Ltd. | Organic PTC thermistor |
WO1995034084A1 (fr) * | 1994-06-09 | 1995-12-14 | Raychem Corporation | Dispositifs electriques |
-
1996
- 1996-02-13 JP JP2570296A patent/JPH09219302A/ja active Pending
-
1997
- 1997-02-13 EP EP97300947A patent/EP0790625A3/fr not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0229286A1 (fr) * | 1985-12-17 | 1987-07-22 | Siemens Aktiengesellschaft | Dispositif électrique en forme de pastille |
US4787135A (en) * | 1986-03-31 | 1988-11-29 | Nippon Mektron, Ltd. | Method of attaching leads to PTC devices |
EP0336497A1 (fr) * | 1988-04-05 | 1989-10-11 | Koninklijke Philips Electronics N.V. | Procédé de fabrication d'une résistance à puce |
US4959632A (en) * | 1988-04-06 | 1990-09-25 | Murata Manufacturing Co., Ltd. | Organic PTC thermistor |
WO1995034084A1 (fr) * | 1994-06-09 | 1995-12-14 | Raychem Corporation | Dispositifs electriques |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6582647B1 (en) | 1998-10-01 | 2003-06-24 | Littelfuse, Inc. | Method for heat treating PTC devices |
US6640420B1 (en) | 1999-09-14 | 2003-11-04 | Tyco Electronics Corporation | Process for manufacturing a composite polymeric circuit protection device |
US6628498B2 (en) | 2000-08-28 | 2003-09-30 | Steven J. Whitney | Integrated electrostatic discharge and overcurrent device |
Also Published As
Publication number | Publication date |
---|---|
EP0790625A2 (fr) | 1997-08-20 |
JPH09219302A (ja) | 1997-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE FR GB NL |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE FR GB NL |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19990130 |