EP2471083B1 - Thermosicherung - Google Patents

Thermosicherung Download PDF

Info

Publication number
EP2471083B1
EP2471083B1 EP11749108.4A EP11749108A EP2471083B1 EP 2471083 B1 EP2471083 B1 EP 2471083B1 EP 11749108 A EP11749108 A EP 11749108A EP 2471083 B1 EP2471083 B1 EP 2471083B1
Authority
EP
European Patent Office
Prior art keywords
safety device
thermal safety
fuse
terminals
encapsulation
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.)
Active
Application number
EP11749108.4A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2471083A1 (de
Inventor
Joachim Aurich
Ulf Zum Felde
Bernd Krüger
Laurent Mex
Wolfgang Werner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Vishay BCcomponents Beyschlag GmbH
Original Assignee
Vishay BCcomponents Beyschlag GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Vishay BCcomponents Beyschlag GmbH filed Critical Vishay BCcomponents Beyschlag GmbH
Publication of EP2471083A1 publication Critical patent/EP2471083A1/de
Application granted granted Critical
Publication of EP2471083B1 publication Critical patent/EP2471083B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/005—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like with heating or cooling means
    • B22D41/01—Heating means
    • B22D41/015—Heating means with external heating, i.e. the heat source not being a part of the ladle
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • H01H37/761—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material with a fusible element forming part of the switched circuit
    • 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
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/05—Component parts thereof
    • H01H85/055—Fusible members
    • H01H85/06—Fusible members characterised by the fusible material
    • 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
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/05—Component parts thereof
    • H01H85/055—Fusible members
    • H01H85/12—Two or more separate fusible members in parallel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • H01H2037/768—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material characterised by the composition of the fusible material
    • 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
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
    • H01H85/0411—Miniature fuses
    • H01H2085/0412—Miniature fuses specially adapted for being mounted on a printed circuit board
    • 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
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
    • H01H85/0411—Miniature fuses
    • H01H2085/0414—Surface mounted fuses
    • 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
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/041—Fuses, i.e. expendable parts of the protective device, e.g. cartridges characterised by the type
    • H01H85/0411—Miniature fuses
    • 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
    • H01H85/04—Fuses, i.e. expendable parts of the protective device, e.g. cartridges
    • H01H85/05—Component parts thereof
    • H01H85/055—Fusible members
    • H01H85/08—Fusible members characterised by the shape or form of the fusible member

Definitions

  • the invention relates to a method for the separation of a circuit.
  • the invention further relates to a thermal fuse for disconnecting a circuit during melting of a fusible conductor.
  • Thermal fuses of the specified type for example, in the automotive industry in vehicles due to the increasing use of semiconductor devices (MOSFETs, IGBTs) for switching high currents in electrical consumers increasingly important.
  • MOSFETs semiconductor devices
  • IGBTs semiconductor devices
  • failure of the semiconductor switching element e.g. due to a short-circuit or because of alloying or another malfunction, it may be due to a faulty current flow to an impermissible and possibly fatal temperature increase.
  • Such a fuse works as overtemperature protection by interrupting the power supply upon reaching a switching temperature caused by a malfunction, in particular short circuit of an electrical component and prevents another, possibly fatal temperature increase.
  • thermal fuse can generally be the over-temperature and fire protection of high current loads, for example, to secure solar cells or high-energy battery cells, as well as additional heaters.
  • Thermal fuses based on spring or melt wax technology are already used in household appliances, e.g. Coffee machines, state of the art. Such fuses can not be used for high current power applications due to their low current carrying capacity.
  • thermal fuses from the US 7,068,141 B2 known that trigger without mechanical forces (eg springs).
  • the DE 244 375 A1 describes a thermal fuse in the form of a melt resistor for use in power supplies and power circuits.
  • the DE 10 2007 014 338 A1 describes a thermal fuse in the form of a line structure, in particular in a stamped grid or a printed circuit board, which has a fusible element and causes the separation of the electrical connection due to the surface tension.
  • the DE 10 2008 003 659 A1 relates to a fuse with a conductor bar, which serves as an electrically conductive connection in normal operation and melts in the event of thermal failure when reaching a certain temperature.
  • a thermal fuse which has a connecting element and a separately formed actuator.
  • the actuator mechanically disconnects the electrical connection upon reaching a particular trip temperature.
  • thermal fuses which usually have a soldered leaf spring, which separates the electrical connection upon reaching a certain temperature.
  • thermal fuse which performs the separation of a circuit during melting of a fusible conductor, wherein the thermal fuse has two connection parts and the fusible conductor is arranged between these connection parts. Furthermore, the fuse on a protective sheath, which is arranged around the fusible conductor such that a cavity between the protective sheath and the fusible conductor consists.
  • the thermal fuse comprises a fusible element of a meltable at a triggering temperature material and a carrier layer on a surface in a contacting region of the fusible alloy, wherein the melting temperature of the material of the carrier layer is higher than the triggering temperature and wherein the material of the carrier layer is selected so that it is solid Condition in the molten material of the fusible element goes into solution.
  • a method of making an electrical connection between two pads using a wire to form a fuse is described.
  • a housing cover is provided, which at least partially encloses the fuse wire and the two connecting parts of the fuse.
  • the invention has for its object to provide a thermal fuse for the separation of a circuit available, the fuse is very low and is suitable for high currents, in particular very high short-circuit currents, and a high reliability, especially under difficult conditions such. longer lasting thermal and mechanical stress has.
  • the thermal fuse according to the invention is constructed as a fuse, which performs the separation of a circuit in the event of tripping by melting a fuse conductor.
  • the thermal fuse has at least two electrically conductive connection parts and a fusible link, which melts when reaching a certain temperature.
  • the thermal fuse on an encapsulation or enclosure.
  • the fusible conductor is so surrounded by a shell without a free space between the fuse element and shell or components of the thermal fuse is provided.
  • a material for the encapsulation or wrapping could be used, for example, a molding material based on epoxy resin. In principle, it is also possible to use other materials and painting.
  • the thermal fuse furthermore has a layer structure, wherein at least one additional coating or material layer is provided between the connection parts and the encapsulation or encapsulation.
  • the material of this coating is tin, indium, bismuth, preferably silver or an alloy consisting of tin, indium, bismuth or, preferably, silver. Such a coating promotes absorption of the fusible conductor upon reaching the melting temperature.
  • the thermal fuse represents an electrical conductor with very high conductivity.
  • two electrically conductive connection parts of the thermal fuse are electrically connected to one another by means of a fusible conductor.
  • the material of the fusible conductor is designed such that the melting temperature of the fusible conductor material is in the range of the desired release temperature of the fuse.
  • the melting temperature of the fusible conductor begins to melt.
  • the volume of the fusible conductor increases. Due to encapsulation of the fusible conductor in the thermal fuse, a pressure increase takes place.
  • the thermal fuse is designed such that is provided by the encapsulation of the fusible conductor no free space between the fuse element and sheath for receiving the liquid melt conductor material.
  • the fusible conductor is completely surrounded within the fuse by directly adjacent components, e.g. the sheath, the connecting parts or a coating applied to the connecting parts or other components of the thermal fuse.
  • the fusible conductor is thus surrounded at any point by a free space.
  • the fusible conductor is not in contact with a free space, the space having air or other gaseous substance.
  • the pressure increase causes the fusible conductor to be displaced in such a way that the electrical connection between the connection parts is disconnected.
  • the volume increase in the phase transition of the melt conductor material from the solid to the liquid state takes place as quickly as possible and in the form of a volume jump.
  • a sudden increase in volume a rapid increase in pressure and thus a safe release of the thermal fuse are possible.
  • the liquid melt conductor material flows due to the volume increase and the associated increase in pressure and due to the capillary action.
  • the capillary is formed by a coating on the connecting parts, which at a temperature in the range of the melting temperature of the melt conductor material liquefied.
  • fusible link and coating mix and flow through the capillary volume due to pressure increase and capillary action.
  • the effluent material of the fusible conductor and the coating thus accumulate at least partially in the outer region of the thermal fuse on the connection parts.
  • the outdoor area is the area of the thermal fuse, which is not enclosed by an enclosure.
  • the fusible conductor is in the thermal fuse such that it is in direct contact with the connection parts or in direct contact with a coating applied to the connection parts.
  • the encapsulation or encapsulation may preferably have an additional varnish layer on the inside towards the fusible conductor.
  • the thermal fuse comprises a flux similar to e.g. may be used for soldering.
  • a suitable flux promotes during activation of the fuse activation of the surface and on reaching the melting temperature, the mixing of fusible link and coating and the flow of material through the capillary.
  • it is important to use a long-term stable flux which ensures activation even after prolonged elevated temperature influence under operating conditions of typically 100-200 ° C. Even with the use of a flux, no free spaces are provided adjacent to the fusible conductor and / or flux.
  • the fusible conductor is located between the two electrically conductive connection parts.
  • the Schmelzeiter is arranged in a gap between the connecting parts.
  • the fusible conductor can be in direct contact with the connection parts or in direct contact with a coating provided on the connection parts. This has the advantage that during the tripping process when reaching a certain temperature, the separation of the circuit is performed by interrupting the electrical connection between the two connection parts.
  • the coating forming the capillary is formed by a galvanization of the two connecting parts
  • the material layer between the connecting parts and the encapsulation should preferably have a thickness between 1 ⁇ m and 50 ⁇ m, particularly preferably between 5 ⁇ m and 20 ⁇ m.
  • the coating of the connecting parts is preferably designed such that between the connecting parts and the encapsulation the coating, e.g. the tin layer has an under nickelation, wherein the nickel plating may consist of a pure nickel layer or of a nickel-containing alloy.
  • This sub-nickel is thus an additional layer between the terminal parts and the coating, e.g. the tin layer.
  • the nickel oxide is in direct contact with the connector and the coating, e.g. the interest rate layer.
  • the nickel oxide serves as a barrier layer and forms a diffusion barrier between the e.g. made of copper connecting parts and the coating. Such a diffusion barrier prevents the formation of intermetallic phases.
  • the nickel layer or nickel-containing alloy may preferably have a thickness between 1 .mu.m and 50 .mu.m, particularly preferably between 5 .mu.m and 15 .mu.m.
  • the fusible conductor consists of a conductive, low-melting metal, or a low-melting metal alloy whose composition is determined by the desired release temperature.
  • solder alloys such as tin-silver solders, SnAgCu solders, lead solders or other solder alloys may be used.
  • alloy compositions listed in the table are only examples of solder alloys. Other alloy compositions could also be used.
  • connection parts have the form of caps. It is preferred that the caps have a circular or circular-like cross-section and inside at least partially have a cavity.
  • the connecting parts have the shape of a cuboid or a cuboid-like shape.
  • the connecting parts form the basic body of the thermal fuse. This has the advantage that the thermal fuse can be designed as a surface-mountable component (SMD component) in the form of a flat fuse.
  • SMD component surface-mountable component
  • each of the two connection parts could each accommodate one or more non-conductive bodies.
  • the one or more non-conductive body for example, the shape of the caps, so they after joining the inner, free Fill in the space of the caps.
  • the one or more non-conductive body hold the electrically conductive connection parts, such as caps in position.
  • the fusible conductor can be positioned and held by the insulating body in a suitable position between the electrically conductive connection parts.
  • the one or more non-conductive bodies could have the shape of a cuboid or a cuboid-like shape, with the non-conductive body or bodies serving to support or hold the electrically conductive connection parts.
  • the one or more non-conductive body regardless of the geometric configuration of ceramic, z. B. Al 2 O 3 exist.
  • the non-conductive bodies could also consist of another insulating material, eg glass, plastic or another organic material.
  • the fusible conductor has the shape of a ring.
  • the diameter of such a ring could, but need not necessarily, be selected according to the diameter of the caps.
  • the use of an annular fusible conductor has the advantage that it can be easily interposed between the two electrically conductive caps by the non-conductive bodies, e.g. Ceramic body, can be kept.
  • the ring could run around the non-conductive body from the outside.
  • the fusible conductor could be designed in the form of one or more longitudinal strips with a certain projection between two parallelepiped connection parts. The fusible conductor is thus arranged at least partially between the cuboid or cap-shaped electrical connection parts.
  • the fusible conductor can additionally be arranged at least in regions on the cuboid or cap-shaped connection parts.
  • an advantageous embodiment of the invention to provide the thermal fuse with suitable electrical connections by a wire or an electrical conductor in a wire-like shape, preferably in the middle, is connected to the two connection parts.
  • the thermal fuse in conventional devices or savings without having to make structural changes to the electrical load or the device.
  • the electrical connections be designed in the form of an SMD (Surface Mounted Device) construction.
  • SMD Surface Mounted Device
  • Such an SMD component is used in electronics as a surface-mountable component or component for surface mounting.
  • connection types for other types of installation eg through-hole mounting (through hole technology), conceivable.
  • the thermal fuse In order to ensure high mechanical protection, high mechanical stability and protection against oxidation of the thermal fuse, it is preferable to protect the thermal fuse by encapsulation or wrapping.
  • the encapsulation or coating can be additionally combined with another protective coating to improve these properties.
  • FIG. 1 shows a schematic representation of a thermal fuse 100 according to the invention.
  • the thermal fuse 100 according to the invention consists of two caps 11 and 12 with centrally connected wire 14 and 15, a ceramic body 13 and a fusible conductor 10.
  • the two caps 11, 12 made of copper.
  • the caps 11, 12 may be made of another material of low resistivity.
  • the caps 11, 12 and the wires 14, 15 are coated with a coating (23), preferably an Sn layer.
  • the coating could also comprise another material, for example indium, bismuth, silver, or an alloy consisting of tin, indium, bismuth or silver.
  • a fusible conductor 10 is arranged, which is held by a ceramic body 13.
  • the fusible conductor 10 has the shape of a ring and consists of a tin-silver alloy (eg Sn97 Ag3 with a melting point of 217 ° C). The alloy could also have a different composition with a lower or higher melting point, depending on the required fuse release temperature.
  • a long-term stable flux 16 which serves during the triggering operation of the fuse to activate the surface and to reduce the surface tension.
  • the encapsulation or wrapping of the fuse consisting here of a UV-curable lacquer 17 and an epoxy resin-based molding material 18, serves to increase the mechanical stability of the fuse.
  • the encapsulation or sheath 17, 18 provides mechanical and oxidation protection.
  • the envelope 18 surrounds the thermal fuse only partially. In particular, the sheath 18 surrounds the thermal fuse in the region in which the fusible conductor 10 is arranged. The ends of the caps 11, 12, in particular in the region of the connection points, for example for the wires 14, 15 are not enclosed by the sheath 18.
  • FIG. 2 shows a schematic representation of a thermal fuse 200 according to the invention.
  • the thermal fuse 200 consists essentially of the components of in FIG. 1 described thermal fuse 100. An essential difference to the in FIG. 1 described structure is shown in that the thermal fuse 200 in FIG. 2 has no flux application on the fuse element 10.
  • FIGS. 3 to 5 show schematic representations of the switching principle of the thermal fuse 100, 200, 300 according to the invention before reaching the melting temperature, upon reaching the melting temperature and after reaching the melting temperature.
  • FIG. 3 shows the state before triggering the thermal fuse 100, 200, 300 or before reaching the melting temperature.
  • the fusible conductor 10 Before reaching the melting temperature, the fusible conductor 10 is in a fixed state in the gap 24 between the connection parts 11, 12 with the coating 23 and the encapsulation or enclosure 18.
  • the pressure gradient by one hand Volume increase and volume jump in the transition from the solid to the liquid phase and the capillary action of importance.
  • FIG. 4 shows the state of the thermal fuse 100, 200, 300 when reaching the melting temperature.
  • the fusible conductor 10 begins to melt.
  • the coating 23 ' also melts in the region of the encapsulation or encapsulation, as a result of which the fusible conductor 10 and the coating 23' at least partially mix.
  • the displacement into and through the capillary is significantly caused by the increase in pressure at the phase transition of the fuse element 10 from solid to liquid and the associated volume jump.
  • the FIGS. 4 to 5 show the melting of the fusible conductor 10 during melting and after release. For better illustration, see FIG. 4 the flow direction 22 of the fusible conductor during emigration is shown. It can be seen that the fusible conductor 10 completely emanates from the gap 24.
  • FIG. 5 shows the switching state of the thermal fuse 100, 200, 300 after the tripping operation and the complete emigration of the fusible conductor 10 from the gap 24.
  • solidified with the fusible conductor coating 23 "solidifies and sits on the connecting parts, ie at the original
  • the current flow through the thermal fuse 100, 200, 300 is interrupted by the gap between the two conductive connection parts 11, 12 or main bodies 19 interrupted.
  • the FIGS. 6 and 7 show schematic representations of a thermal fuse 300 according to the invention.
  • the thermal fuse 300 according to the invention is designed as a flat fuse for surface mounting (SMD construction).
  • the thermal fuse 300 according to the invention consists of two spaced-apart basic bodies 19 (connection parts), which are applied to a non-conductive body 13, for example a ceramic body.
  • the two main body 19 (connecting parts) made of copper or other material with low resistivity.
  • the two base bodies 19 (connection parts) are coated with a coating 23, preferably as a tin layer.
  • the coating could also comprise another material, eg indium, bismuth, silver or an alloy consisting of tin, indium, bismuth or silver.
  • the thermal fuse 300 has a fusible conductor 10 between the two base bodies 19 (connection parts) and in the area around the intermediate space (gap (24)) between the two base bodies 19 (connection parts). As in FIG. 6 shown, the thermal fuse 300 has two fuse elements 10. The fuse could also have one or more than two fuse element 10.
  • On the fusible conductor 10 is a long-term stable flux 16, which serves during the triggering operation of the fuse to activate the surface and to reduce the surface tension.
  • an additional resist layer 17 Between encapsulation or wrapping 18 of the fuse and the flux is an additional resist layer 17. The encapsulation or sheath 18 may also be applied only on the top of the thermal fuse.
  • the encapsulation or coating 18 and the additional paint layer 17 serve to increase the stability of the fuse and the oxidation protection.
  • the lacquer layer 17 is in direct contact with the flux 16 without the release of a gap.
  • the thermal fuse 300 could also be configured such that it has no flux 16 on the fusible conductor 10. In this case, the lacquer layer 17, or in the absence of an additional lacquer layer 17, the encapsulation 18 would be in direct contact with the fusible conductor 10 without the release of a gap.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fuses (AREA)
EP11749108.4A 2010-07-26 2011-07-26 Thermosicherung Active EP2471083B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010038401A DE102010038401B4 (de) 2010-07-26 2010-07-26 Thermosicherung sowie Verwendung einer solchen
PCT/EP2011/062793 WO2012016882A1 (de) 2010-07-26 2011-07-26 Thermosicherung

Publications (2)

Publication Number Publication Date
EP2471083A1 EP2471083A1 (de) 2012-07-04
EP2471083B1 true EP2471083B1 (de) 2016-04-27

Family

ID=45443619

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11749108.4A Active EP2471083B1 (de) 2010-07-26 2011-07-26 Thermosicherung

Country Status (10)

Country Link
US (1) US9899171B2 (ja)
EP (1) EP2471083B1 (ja)
JP (1) JP5723451B2 (ja)
KR (1) KR101539641B1 (ja)
CN (1) CN103038849B (ja)
BR (1) BR112013001814B1 (ja)
DE (1) DE102010038401B4 (ja)
ES (1) ES2579004T3 (ja)
HU (1) HUE029705T2 (ja)
WO (1) WO2012016882A1 (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101310735B1 (ko) * 2011-09-16 2013-09-24 주식회사 엘지화학 이차전지용 부품 및 그 제조 방법, 및 상기 부품을 사용하여 제조된 이차전지와 조립 이차전지 장치
US9780721B2 (en) * 2014-06-25 2017-10-03 Firestone Building Products Company, Llc Solar panel charging inhibitor
JP6307762B2 (ja) * 2014-09-26 2018-04-11 デクセリアルズ株式会社 電線
KR102002448B1 (ko) * 2015-09-02 2019-07-23 주식회사 엘지화학 배터리 팩
US10141149B2 (en) * 2017-01-30 2018-11-27 Continental Automotive Systems, Inc. Thin film fuse
CN106816766A (zh) * 2017-03-31 2017-06-09 北京态金科技有限公司 电力连接器
US10566164B2 (en) * 2017-04-27 2020-02-18 Manufacturing Networks Incorporated (MNI) Temperature-triggered fuse device and method of production thereof
WO2019065727A1 (ja) * 2017-09-29 2019-04-04 株式会社村田製作所 チップ型ヒューズ
JP6934070B2 (ja) * 2017-12-22 2021-09-08 アルプスアルパイン株式会社 スイッチ装置
CN108364838B (zh) * 2018-01-16 2019-08-09 云南靖创液态金属热控技术研发有限公司 一种可重复使用的保险丝
CN208093449U (zh) * 2018-04-08 2018-11-13 厦门赛尔特电子有限公司 一种带热保护的温度控制器
US10861665B1 (en) * 2019-10-04 2020-12-08 Rosemount Aerospace Inc. Inert environment fusible links
US11532452B2 (en) * 2021-03-25 2022-12-20 Littelfuse, Inc. Protection device with laser trimmed fusible element
US11923162B2 (en) * 2022-06-22 2024-03-05 Littelfuse, Inc. Step-terminated SMD fuse

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE244375C (ja)
US2000120A (en) * 1932-12-20 1935-05-07 Chadeloid Chemical Co Stain and related composition
US3354282A (en) * 1966-05-25 1967-11-21 Gen Electric Canada Thermal fuse with capillary action
US3813577A (en) * 1972-12-20 1974-05-28 Joslyn Mfg & Supply Co Overvoltage protection apparatus having fusible ring and short circuit means operated thereby
JPS575234A (en) * 1980-06-12 1982-01-12 Matsushita Electric Ind Co Ltd Method of manufacturing temperature fuse
US4533896A (en) * 1983-11-28 1985-08-06 Northern Telecom Limited Fuse for thick film device
DD227000A1 (de) * 1984-08-29 1985-09-04 Elektrogeraete Ingbuero Veb Durch waerme betaetigtes schaltelement
DD244375B1 (de) 1985-12-18 1988-06-29 Freiberg Brennstoffinst Verfahren und medium zur blockierung von nicht mineralisierten wasserzufluessen aus grundwasserfuehrenden formationen
DE3837458C2 (de) * 1988-11-04 2002-11-21 Wickmann Werke Gmbh Verfahren zur Herstellung einer Schmelzsicherung durch Bonden sowie Schmelzsicherung
JP2624439B2 (ja) * 1993-04-30 1997-06-25 コーア株式会社 回路保護用素子
JP3506733B2 (ja) * 1993-07-09 2004-03-15 ローム株式会社 安全ヒューズ付き面実装型電子部品の構造
JP3812865B2 (ja) * 1998-09-21 2006-08-23 矢崎総業株式会社 電気回路の安全装置
TW541556B (en) * 2000-12-27 2003-07-11 Matsushita Electric Ind Co Ltd Circuit protector
EP1357569B1 (en) 2001-02-20 2009-12-23 Panasonic Corporation Thermal fuse
JP2003142614A (ja) * 2001-11-02 2003-05-16 Daishinku Corp 気密封止型電子部品
DE10226357B4 (de) * 2002-06-13 2004-06-24 INTER CONTROL Hermann Köhler Elektrik GmbH & Co KG Thermische Sicherung
JP3741709B1 (ja) * 2005-02-07 2006-02-01 Ｆｃｍ株式会社 Ｓｎ−Ａｇ−Ｃｕ三元合金薄膜を形成する方法
DE102005024346B4 (de) * 2005-05-27 2012-04-26 Infineon Technologies Ag Sicherungselement mit Auslöseunterstützung
DE102005058221B3 (de) * 2005-12-06 2007-07-05 Hkr Climatec Gmbh Thermosicherung
TW200823934A (en) * 2006-11-30 2008-06-01 Thinking Electronic Ind Co Ltd Varistor with over heating protection
JP4845747B2 (ja) * 2007-01-12 2011-12-28 株式会社神戸製鋼所 ヒューズ用めっき付き銅合金材料及びその製造方法
TWI323906B (en) 2007-02-14 2010-04-21 Besdon Technology Corp Chip-type fuse and method of manufacturing the same
DE102007014339A1 (de) 2007-03-26 2008-10-02 Robert Bosch Gmbh Thermosicherung für den Einsatz in elektrischen Modulen
DE102007014334A1 (de) * 2007-03-26 2008-10-02 Robert Bosch Gmbh Schmelzlegierungselement, Thermosicherung mit einem Schmelzlegierungselement sowie Verfahren zum Herstellen einer Thermosicherung
DE102007014338A1 (de) 2007-03-26 2008-10-02 Robert Bosch Gmbh Thermosicherung
DE102008003659A1 (de) * 2007-03-26 2008-10-02 Robert Bosch Gmbh Schmelzsicherung zur Unterbrechung eines spannungs- und/oder stromführenden Leiters im thermischen Fehlerfall und Verfahren zur Herstellung der Schmelzsicherung
US20090027821A1 (en) * 2007-07-26 2009-01-29 Littelfuse, Inc. Integrated thermistor and metallic element device and method
JP4952438B2 (ja) * 2007-08-21 2012-06-13 パナソニック株式会社 温度ヒューズ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
KR101539641B1 (ko) 2015-07-28
BR112013001814B1 (pt) 2020-10-06
DE102010038401B4 (de) 2013-11-14
CN103038849A (zh) 2013-04-10
HUE029705T2 (en) 2017-03-28
US9899171B2 (en) 2018-02-20
CN103038849B (zh) 2015-08-12
DE102010038401A1 (de) 2012-01-26
JP5723451B2 (ja) 2015-05-27
KR20130037726A (ko) 2013-04-16
EP2471083A1 (de) 2012-07-04
JP2013535781A (ja) 2013-09-12
WO2012016882A1 (de) 2012-02-09
ES2579004T3 (es) 2016-08-03
US20130234822A1 (en) 2013-09-12
BR112013001814A2 (pt) 2016-05-31

Similar Documents

Publication Publication Date Title
EP2471083B1 (de) Thermosicherung
DE102005024346B4 (de) Sicherungselement mit Auslöseunterstützung
DE102005024321B4 (de) Absicherungsschaltung
EP2601665B1 (de) Thermische überlastschutzvorrichtung
EP2130210B1 (de) Thermosicherung
DE3716391C2 (ja)
DE102006033690A1 (de) Reaktives Sicherungselement mit exotherm reaktivem Material
EP3264439B1 (de) Schmelzleiter und überstrom-schutzeinrichtung
WO2008116681A1 (de) Schmelzlegierungselement, thermosicherung mit einem schmelzlegierungselement sowie verfahren zum herstellen einer thermosicherung
EP1958304A1 (de) Steckbarer überspannungsableiter
DE102005040308B4 (de) Thermosicherung, insbesondere für ein Leistungsmodul eines Kraftfahrzeugs, sowie Leistungsmodul mit einer derartigen Thermosicherung
DE112010004559T5 (de) Schaltungsschutzvorrichtung
DE112019004080T5 (de) Schmelzsicherungselement und Schutzelement
DE102014115588A1 (de) Sicherungseinrichtung und Verfahren zum Herstellen einer Sicherungseinrichtung
DE102013112589B4 (de) System und Verfahren für ein elektronisches Gehäuse mit einem Ausfallöffnungsmechanismus
DE102008036672B3 (de) Elektrische Schmelzsicherung
EP2737326B1 (de) Schaltung zum leiten eines elektrischen stromes
DE60308453T2 (de) Thermische Legierungsschmelzsicherung und Draht für ein Sicherungselement
DE202010009326U1 (de) Schmelzsicherung zur Unterbrechung einer gebrückten Unterbrechungsstelle im Stromkreis eines elektrischen Gerätes
DE202012000571U1 (de) Elektrisches Sicherungselement
EP2689448B1 (de) Überlastauslöser, insbesondere für einen leistungsschalter
DE102012222459A1 (de) Schaltungsanordnung, Herstellungsverfahren für eine Schaltungsanordnung und Verfahren zum Schutz einer Schaltungsanordnung
DE102006009236A1 (de) Vorrichtung und Verfahren zur temperaturunterbrechenden Absicherung eines elektrischen Bauelements
WO2012098005A2 (de) Schutzvorrichtung, insbesondere für die steuerelektronik einer kraftfahrzeugkomponente
DE102015202071B4 (de) Leiterplattenanordnung

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

17P Request for examination filed

Effective date: 20120329

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20151016

GRAJ Information related to disapproval of communication of intention to grant by the applicant or resumption of examination proceedings by the epo deleted

Free format text: ORIGINAL CODE: EPIDOSDIGR1

GRAR Information related to intention to grant a patent recorded

Free format text: ORIGINAL CODE: EPIDOSNIGR71

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

INTG Intention to grant announced

Effective date: 20160304

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 795617

Country of ref document: AT

Kind code of ref document: T

Effective date: 20160515

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502011009606

Country of ref document: DE

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 6

REG Reference to a national code

Ref country code: RO

Ref legal event code: EPE

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2579004

Country of ref document: ES

Kind code of ref document: T3

Effective date: 20160803

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20160427

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160727

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160728

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160829

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160731

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502011009606

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

REG Reference to a national code

Ref country code: HU

Ref legal event code: AG4A

Ref document number: E029705

Country of ref document: HU

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

26N No opposition filed

Effective date: 20170130

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160731

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160731

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 7

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160726

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160726

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 795617

Country of ref document: AT

Kind code of ref document: T

Effective date: 20160726

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160726

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 8

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160427

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: RO

Payment date: 20230821

Year of fee payment: 13

Ref country code: IT

Payment date: 20230831

Year of fee payment: 13

Ref country code: GB

Payment date: 20230824

Year of fee payment: 13

Ref country code: ES

Payment date: 20230821

Year of fee payment: 13

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: HU

Payment date: 20230924

Year of fee payment: 13

Ref country code: FR

Payment date: 20230818

Year of fee payment: 13

Ref country code: DE

Payment date: 20230830

Year of fee payment: 13