ES8502297A1 - Perfeccionamientos en un circuito electronico especialmente limitador de la corriente de salida de un transistor de salida. - Google Patents

Perfeccionamientos en un circuito electronico especialmente limitador de la corriente de salida de un transistor de salida.

Info

Publication number
ES8502297A1
ES8502297A1 ES526676A ES526676A ES8502297A1 ES 8502297 A1 ES8502297 A1 ES 8502297A1 ES 526676 A ES526676 A ES 526676A ES 526676 A ES526676 A ES 526676A ES 8502297 A1 ES8502297 A1 ES 8502297A1
Authority
ES
Spain
Prior art keywords
circuit
current
output
transistor
load
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.)
Expired
Application number
ES526676A
Other languages
English (en)
Other versions
ES526676A0 (es
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of ES526676A0 publication Critical patent/ES526676A0/es
Publication of ES8502297A1 publication Critical patent/ES8502297A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0826—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches

Landscapes

  • Amplifiers (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Bipolar Integrated Circuits (AREA)

Abstract

CIRCUITO ELECTRONICO LIMITADOR DE LA CORRIENTE DE SALIDA DE UN TRANSISTOR DE SALIDA.CONSTA DE UN TRAMO EMISOR-COLECTOR EN SERIE CON RESPECTO A UNA CARGA (L); DE UN TRANSISTOR DE SALIDA (T7, T8) DISPUESTO EN SERIE CON RESPECTO A UNA RESISTENCIA OHMICA (R1); Y DE UNA FUENTE DE CORRIENTE DE REFERENCIA CON CORRIENTE DE DESACOPLO (I1) INDEPENDIENTE DE LA TENSION DE ALIMENTACION.
ES526676A 1982-10-21 1983-10-21 Perfeccionamientos en un circuito electronico especialmente limitador de la corriente de salida de un transistor de salida. Expired ES8502297A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823238880 DE3238880A1 (de) 1982-10-21 1982-10-21 Schaltungsanordnung

Publications (2)

Publication Number Publication Date
ES526676A0 ES526676A0 (es) 1984-12-16
ES8502297A1 true ES8502297A1 (es) 1984-12-16

Family

ID=6176179

Family Applications (1)

Application Number Title Priority Date Filing Date
ES526676A Expired ES8502297A1 (es) 1982-10-21 1983-10-21 Perfeccionamientos en un circuito electronico especialmente limitador de la corriente de salida de un transistor de salida.

Country Status (5)

Country Link
US (1) US4567537A (es)
EP (2) EP0281684B1 (es)
JP (1) JPS5991715A (es)
DE (3) DE3238880A1 (es)
ES (1) ES8502297A1 (es)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3424003A1 (de) * 1984-06-29 1986-01-02 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung
GB2163614A (en) * 1984-08-22 1986-02-26 Philips Electronic Associated Battery economising circuit
DE3512563A1 (de) * 1985-04-06 1986-10-16 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur leistungsbegrenzung von kurzschlussfesten endstufen
US4672302A (en) * 1986-03-06 1987-06-09 Rca Corporation Circuit for controlling the load current level in a transistor
DE3744756A1 (de) * 1987-07-07 1989-01-26 Ifm Electronic Gmbh Konstantstromgenerator
JPH07113861B2 (ja) * 1988-01-29 1995-12-06 株式会社日立製作所 半導体素子の状態検出及び保護回路とそれを用いたインバータ回路
DE3802767A1 (de) * 1988-01-30 1989-08-10 Bosch Gmbh Robert Elektronisches geraet
US4786855A (en) * 1988-02-04 1988-11-22 Linear Technology Inc. Regulator for current source transistor bias voltage
US4851759A (en) * 1988-05-26 1989-07-25 North American Philips Corporation, Signetics Division Unity-gain current-limiting circuit
US5027016A (en) * 1988-12-29 1991-06-25 Motorola, Inc. Low power transient suppressor circuit
DE3919950C1 (en) * 1989-06-19 1990-10-31 Telefunken Electronic Gmbh, 7100 Heilbronn, De Circuit for central and current monitoring - has collector-emitter path of transistor and loud coupled across DC supply
US5262713A (en) * 1991-01-31 1993-11-16 Texas Instruments Incorporated Current mirror for sensing current
EP0574070B9 (fr) * 1992-06-10 2002-08-28 Koninklijke Philips Electronics N.V. Circuit interface de liaison entre microprocesseurs
US5351336A (en) * 1992-07-17 1994-09-27 Wilkerson A W Motor control having improved speed regulation under intermittent loading
US5367600A (en) * 1992-07-21 1994-11-22 Wilkerson A W Motor control for a treadmill having improved power supply and improved speed regulation under intermittent loading
JP2635277B2 (ja) * 1992-12-01 1997-07-30 三菱電機株式会社 センサユニット制御システム
EP0606160A1 (en) * 1993-01-08 1994-07-13 National Semiconductor Corporation Protection circuit used for deactivating a transistor during a short circuit having an inductive component
DE69308131T2 (de) * 1993-08-18 1997-05-28 Cons Ric Microelettronica Schaltung zur Begrenzung des Maximalstroms, den ein Leistungstransistor an eine Last liefert
US5504448A (en) * 1994-08-01 1996-04-02 Motorola, Inc. Current limit sense circuit and method for controlling a transistor
US5672962A (en) * 1994-12-05 1997-09-30 Texas Instruments Incorporated Frequency compensated current output circuit with increased gain
US5734260A (en) * 1996-08-26 1998-03-31 Telcom Semiconductor, Inc. Short-circuit protection circuit
JP3637848B2 (ja) 1999-09-30 2005-04-13 株式会社デンソー 負荷駆動回路
JP3444263B2 (ja) * 2000-03-30 2003-09-08 株式会社日立製作所 制御回路内蔵絶縁ゲート半導体装置
US8125695B2 (en) * 2003-03-24 2012-02-28 Hewlett-Packard Development Company, L.P. Imaging system and method
DE102015103247A1 (de) 2015-03-05 2016-09-08 Ge Energy Power Conversion Technology Limited Schaltmodul mit Kurzschlussschutz und Leistungselektronikmodul mit diesem
CN108664075B (zh) * 2017-04-01 2024-02-23 无锡友达电子有限公司 具有独特短路保护的功率输出级

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT958867B (it) * 1972-05-15 1973-10-30 Semiconduttori Spa Sgs Soc Gen Dispositivo di protezione per un elemento di potenza di un circuito integrato
US3796943A (en) * 1973-01-02 1974-03-12 Nat Semiconductor Corp Current limiting circuit
DE2507741C3 (de) * 1975-02-22 1979-05-17 Deutsche Itt Industries Gmbh, 7800 Freiburg Überstromgeschützte, universell verwendbare Transistoranordnung
US4177416A (en) * 1978-03-09 1979-12-04 Motorola, Inc. Monolithic current supplies having high output impedances
US4282478A (en) * 1978-10-03 1981-08-04 Rca Corporation Reference current supply circuits
US4225897A (en) * 1979-01-29 1980-09-30 Rca Corporation Overcurrent protection circuit for power transistor
DE3015831C2 (de) * 1980-04-24 1982-06-24 Werner Messmer Gmbh & Co Kg, 7760 Radolfzell Elektronischer Schalter für hohe Lastströme, insbesondere für den Lampenkreis von Kraftfahrzeugen
US4359652A (en) * 1980-07-07 1982-11-16 Motorola, Inc. Over voltage detection circuit for use in electronic ignition systems
US4350904A (en) * 1980-09-22 1982-09-21 Bell Telephone Laboratories, Incorporated Current source with modified temperature coefficient
US4338646A (en) * 1981-04-27 1982-07-06 Motorola, Inc. Current limiting circuit
DE3146600A1 (de) * 1981-11-25 1983-07-07 Robert Bosch Gmbh, 7000 Stuttgart Ringstromquelle

Also Published As

Publication number Publication date
US4567537A (en) 1986-01-28
DE3382062D1 (de) 1991-01-24
EP0281684B1 (de) 1990-12-12
ES526676A0 (es) 1984-12-16
EP0107028A2 (de) 1984-05-02
JPH0469445B2 (es) 1992-11-06
EP0107028B1 (de) 1989-01-18
EP0107028A3 (en) 1985-08-21
DE3379016D1 (en) 1989-02-23
EP0281684A1 (de) 1988-09-14
JPS5991715A (ja) 1984-05-26
DE3238880A1 (de) 1984-04-26

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