KR20220145764A - 미니 회로 차단기의 공핍 모드 mosfet 또는 jfet 및 바이메탈 온도 감지 스위치에 의한 과전류 보호 - Google Patents

미니 회로 차단기의 공핍 모드 mosfet 또는 jfet 및 바이메탈 온도 감지 스위치에 의한 과전류 보호 Download PDF

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Publication number
KR20220145764A
KR20220145764A KR1020220042059A KR20220042059A KR20220145764A KR 20220145764 A KR20220145764 A KR 20220145764A KR 1020220042059 A KR1020220042059 A KR 1020220042059A KR 20220042059 A KR20220042059 A KR 20220042059A KR 20220145764 A KR20220145764 A KR 20220145764A
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KR
South Korea
Prior art keywords
mosfet
circuit breaker
switch
current
miniature circuit
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.)
Pending
Application number
KR1020220042059A
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English (en)
Korean (ko)
Inventor
추안 팡 친
테디 토
Original Assignee
리텔퓨즈 인코퍼레이티드
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
Priority claimed from US17/237,500 external-priority patent/US11637423B2/en
Application filed by 리텔퓨즈 인코퍼레이티드 filed Critical 리텔퓨즈 인코퍼레이티드
Publication of KR20220145764A publication Critical patent/KR20220145764A/ko
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
    • H01H9/548—Electromechanical and static switch connected in series
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess current
    • 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
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
    • H01L27/0248—
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/02—Details
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/02—Details
    • H02H3/06—Details with automatic reconnection
    • 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
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D89/00—Aspects of integrated devices not covered by groups H10D84/00 - H10D88/00
    • H10D89/60—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/123—Automatic release mechanisms with or without manual release using a solid-state trip unit
    • H01H2071/124—Automatic release mechanisms with or without manual release using a solid-state trip unit with a hybrid structure, the solid state trip device being combined with a thermal or a electromagnetic trip
    • 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
    • H01H85/0241—Structural association of a fuse and another component or apparatus
    • H01H2085/0283—Structural association with a semiconductor device
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/14—Electrothermal mechanisms
    • H01H71/16—Electrothermal mechanisms with bimetal element
    • H01H71/164—Heating elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/02—Bases, casings, or covers
    • H01H9/0271—Bases, casings, or covers structurally combining a switch and an electronic component
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/687—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors
    • H03K2017/6875—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being field-effect transistors using self-conductive, depletion FETs

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Protection Of Static Devices (AREA)
KR1020220042059A 2021-04-22 2022-04-05 미니 회로 차단기의 공핍 모드 mosfet 또는 jfet 및 바이메탈 온도 감지 스위치에 의한 과전류 보호 Pending KR20220145764A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US17/237,500 2021-04-22
US17/237,500 US11637423B2 (en) 2020-09-11 2021-04-22 Overcurrent protection by depletion mode MOSFET or JFET and bi-metallic temperature sensing switch in mini circuit breaker

Publications (1)

Publication Number Publication Date
KR20220145764A true KR20220145764A (ko) 2022-10-31

Family

ID=81346625

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020220042059A Pending KR20220145764A (ko) 2021-04-22 2022-04-05 미니 회로 차단기의 공핍 모드 mosfet 또는 jfet 및 바이메탈 온도 감지 스위치에 의한 과전류 보호

Country Status (4)

Country Link
EP (1) EP4080540B1 (enExample)
JP (1) JP7757583B2 (enExample)
KR (1) KR20220145764A (enExample)
CN (1) CN115241838A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024096700A1 (ko) 2022-11-04 2024-05-10 주식회사 엘지화학 수지 조성물 및 수지 조성물 제조방법

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4560871A1 (en) * 2023-11-21 2025-05-28 HS Elektronik Systeme GmbH Aircraft electric power supply system, aircraft comprising an electric power supply system, and method of switching off the supply of electric power in an aircraft electric power supply system
GB202409857D0 (en) * 2024-07-08 2024-08-21 Rolls Royce Plc Current limting devices

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WO1995001667A1 (en) * 1993-07-01 1995-01-12 The University Of Queensland A protection device using field effect transistors
FR2731111B1 (fr) * 1995-02-23 1997-05-23 Texas Instruments France Dispositif de protection d'elements rechargeables et transistor mosfet equipant ce dispositif
EP0913648A1 (fr) * 1997-10-31 1999-05-06 Thermic Investments Dispositif compensateur de dilatation et fenêtres ou similaires d'appareils de chauffage munies d'un tel dispositif
US20020053066A1 (en) * 2000-03-17 2002-05-02 Richter Timothy Gerard Circuit breaker mechanism modeling
JP2004063606A (ja) * 2002-07-26 2004-02-26 Matsushita Electric Works Ltd 過電流保護装置
US7030769B2 (en) * 2003-11-13 2006-04-18 Eaton Corporation Monitor providing cause of trip indication and circuit breaker incorporating the same
DE202005007220U1 (de) * 2005-05-06 2006-09-21 Ellenberger & Poensgen Gmbh Schutzschaltersystem
US7817382B2 (en) * 2008-01-02 2010-10-19 Honeywell International, Inc. Hybrid high voltage DC contactor with arc energy diversion
WO2009117762A1 (en) * 2008-03-28 2009-10-01 Avalon Green Energy Pty Ltd Controlled switching
CN102598183B (zh) * 2009-11-04 2014-07-23 打矢恒温器株式会社 连接了带三端子的热控开关的电路及其连接方法
US8203816B2 (en) * 2010-03-03 2012-06-19 Walter Michael Pitio Circuit breaker
US9439270B2 (en) * 2012-10-17 2016-09-06 Koninklijke Philips N.V. Digital communication receiver interface circuit for line-pair with duty cycle imbalance compensation
DE102015001945A1 (de) * 2015-02-16 2016-08-18 Ellenberger & Poensgen Gmbh Schutzschalter und Verfahren zu dessen Betrieb
US9595949B2 (en) * 2015-05-27 2017-03-14 Nec Energy Solutions, Inc. Control of a clamp circuit during transient conditions
KR101922553B1 (ko) * 2015-11-17 2018-11-27 주식회사 엘지화학 바이메탈을 이용한 릴레이 독립 제어 시스템 및 방법
US10439196B2 (en) * 2015-12-18 2019-10-08 Bourns, Inc. Electromechanical circuit breaker
US10516262B2 (en) * 2016-12-01 2019-12-24 Osypka Medical Gmbh Overvoltage protection device and method
US20190199340A1 (en) * 2017-12-22 2019-06-27 Nokia Solutions And Networks Oy Method and apparatus for control of input current of high-current and high-voltage applications
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
EP3811441B1 (en) * 2018-06-22 2023-06-07 Bourns, Inc. Circuit breakers
US11551899B2 (en) * 2019-05-18 2023-01-10 Amber Semiconductor, Inc. Intelligent circuit breakers with solid-state bidirectional switches
US11476657B2 (en) * 2020-07-09 2022-10-18 Entrantech Inc. DC power attachment device
US11362650B2 (en) * 2020-09-11 2022-06-14 Littelfuse, Inc. Overcurrent protection by depletion mode MOSFET and bi-metallic temperature sensing switch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024096700A1 (ko) 2022-11-04 2024-05-10 주식회사 엘지화학 수지 조성물 및 수지 조성물 제조방법

Also Published As

Publication number Publication date
JP7757583B2 (ja) 2025-10-22
CN115241838A (zh) 2022-10-25
EP4080540B1 (en) 2025-04-09
EP4080540A1 (en) 2022-10-26
JP2022167806A (ja) 2022-11-04
TW202249376A (zh) 2022-12-16

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