FR2402350A1 - Circuit de commutation a transistors npn - Google Patents

Circuit de commutation a transistors npn

Info

Publication number
FR2402350A1
FR2402350A1 FR7818355A FR7818355A FR2402350A1 FR 2402350 A1 FR2402350 A1 FR 2402350A1 FR 7818355 A FR7818355 A FR 7818355A FR 7818355 A FR7818355 A FR 7818355A FR 2402350 A1 FR2402350 A1 FR 2402350A1
Authority
FR
France
Prior art keywords
npn
transistor
npn transistor
switching circuit
transistor switching
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.)
Granted
Application number
FR7818355A
Other languages
English (en)
French (fr)
Other versions
FR2402350B1 (enExample
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.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
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 Exxon Research and Engineering Co filed Critical Exxon Research and Engineering Co
Publication of FR2402350A1 publication Critical patent/FR2402350A1/fr
Application granted granted Critical
Publication of FR2402350B1 publication Critical patent/FR2402350B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G05F1/56—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Dc-Dc Converters (AREA)
  • Electronic Switches (AREA)
FR7818355A 1977-08-31 1978-06-20 Circuit de commutation a transistors npn Granted FR2402350A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/829,334 US4125814A (en) 1977-08-31 1977-08-31 High-power switching amplifier

Publications (2)

Publication Number Publication Date
FR2402350A1 true FR2402350A1 (fr) 1979-03-30
FR2402350B1 FR2402350B1 (enExample) 1982-07-09

Family

ID=25254236

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7818355A Granted FR2402350A1 (fr) 1977-08-31 1978-06-20 Circuit de commutation a transistors npn

Country Status (7)

Country Link
US (1) US4125814A (enExample)
JP (1) JPS5438545A (enExample)
CA (1) CA1127250A (enExample)
DE (1) DE2834394A1 (enExample)
FR (1) FR2402350A1 (enExample)
GB (1) GB1603550A (enExample)
SE (1) SE7809161L (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5440753A (en) * 1977-09-06 1979-03-30 Tokyo Juki Industrial Co Ltd Controller of blind sewing guiding mechanism of sewing machine
JPS5442240A (en) * 1977-09-07 1979-04-04 Tokyo Juki Industrial Co Ltd Controller for blind sewing guide mechanism of sewing machine
US4209711A (en) * 1978-08-04 1980-06-24 Exxon Research & Engineering Co. Transistor power circuit with preventive diode bridge
US4441068A (en) * 1981-10-22 1984-04-03 Kollmorgen Technologies Corporation Bipolar linear current source driver amplifier for switching loads
US4446440A (en) * 1982-01-26 1984-05-01 Hewlett-Packard Company Dual mode amplifier
DE3533885A1 (de) * 1985-09-23 1987-03-26 Siemens Ag Elektronischer schalter
US4733104A (en) * 1985-12-06 1988-03-22 General Electric Company Integrated circuit for controlling power converter by frequency modulation and pulse width modulation
JP2805308B2 (ja) * 1987-01-14 1998-09-30 利康 鈴木 自己保持機能と自己消弧機能を持つスイッチング手段
JP3187757B2 (ja) 1987-07-10 2001-07-11 利康 鈴木 スイッチング手段の駆動回路
US4910416A (en) * 1988-03-04 1990-03-20 Modicon, Inc. Power switch monitor to improve switching time
US7602228B2 (en) 2007-05-22 2009-10-13 Semisouth Laboratories, Inc. Half-bridge circuits employing normally on switches and methods of preventing unintended current flow therein

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2557512A1 (de) * 1974-12-20 1976-07-01 Sony Corp Verstaerker
US4041411A (en) * 1974-09-24 1977-08-09 Ranger Engineering Corporation Quantized amplifier

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3899692A (en) * 1973-12-10 1975-08-12 Rockwell International Corp Constant current source
JPS5633012B2 (enExample) * 1974-06-06 1981-07-31
US4002931A (en) * 1975-06-27 1977-01-11 Intel Corporation Integrated circuit bipolar bootstrap driver

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4041411A (en) * 1974-09-24 1977-08-09 Ranger Engineering Corporation Quantized amplifier
DE2557512A1 (de) * 1974-12-20 1976-07-01 Sony Corp Verstaerker

Also Published As

Publication number Publication date
JPS5438545A (en) 1979-03-23
SE7809161L (sv) 1979-03-01
GB1603550A (en) 1981-11-25
CA1127250A (en) 1982-07-06
US4125814A (en) 1978-11-14
DE2834394A1 (de) 1979-03-15
FR2402350B1 (enExample) 1982-07-09

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Legal Events

Date Code Title Description
ST Notification of lapse