FR2442552A1 - AID CIRCUIT FOR SWITCHING POWER TRANSISTORS - Google Patents

AID CIRCUIT FOR SWITCHING POWER TRANSISTORS

Info

Publication number
FR2442552A1
FR2442552A1 FR7833475A FR7833475A FR2442552A1 FR 2442552 A1 FR2442552 A1 FR 2442552A1 FR 7833475 A FR7833475 A FR 7833475A FR 7833475 A FR7833475 A FR 7833475A FR 2442552 A1 FR2442552 A1 FR 2442552A1
Authority
FR
France
Prior art keywords
switching power
power transistors
resistor
series
parallel
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Withdrawn
Application number
FR7833475A
Other languages
French (fr)
Inventor
Charles Streb
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.)
SAFT Societe des Accumulateurs Fixes et de Traction SA
Original Assignee
SAFT Societe des Accumulateurs Fixes et de Traction SA
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 SAFT Societe des Accumulateurs Fixes et de Traction SA filed Critical SAFT Societe des Accumulateurs Fixes et de Traction SA
Priority to FR7833475A priority Critical patent/FR2442552A1/en
Priority to DE19792947003 priority patent/DE2947003A1/en
Priority to GB7940736A priority patent/GB2037114A/en
Priority to ES486368A priority patent/ES486368A1/en
Publication of FR2442552A1 publication Critical patent/FR2442552A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/04—Modifications for accelerating switching
    • H03K17/042—Modifications for accelerating switching by feedback from the output circuit to the control circuit
    • H03K17/04213—Modifications for accelerating switching by feedback from the output circuit to the control circuit in bipolar transistor switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Electronic Switches (AREA)
  • Direct Current Feeding And Distribution (AREA)

Abstract

Circuit d'aide à la commutation de transistors de puissance. Le circuit d'aide à la commutation de transistors alimentés par une batterie d'accumulateurs et commandés par un circuit de commande à générateur de créneaux, comprend un premier condensateur en série avec une première diode connectée en parallèle sur les transistors et une première résistance en parallèle sur la première diode et est caractérisé par le fait qu'il comprend en outre une branche constituée d'un second condensateur, d'une seconde diode et d'une seconde résistance, en série, ladite branche étant en parallèle sur la première résistance. Application aux alimentations à batterie d'accumulateurs.Power transistor switching assistance circuit. The circuit for assisting the switching of transistors supplied by an accumulator battery and controlled by a pulse generator control circuit, comprises a first capacitor in series with a first diode connected in parallel on the transistors and a first resistor in series. parallel to the first diode and is characterized in that it further comprises a branch consisting of a second capacitor, a second diode and a second resistor, in series, said branch being in parallel with the first resistor . Application to accumulator battery power supplies.

FR7833475A 1978-11-27 1978-11-27 AID CIRCUIT FOR SWITCHING POWER TRANSISTORS Withdrawn FR2442552A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7833475A FR2442552A1 (en) 1978-11-27 1978-11-27 AID CIRCUIT FOR SWITCHING POWER TRANSISTORS
DE19792947003 DE2947003A1 (en) 1978-11-27 1979-11-21 CIRCUIT ARRANGEMENT FOR CONTROLLING POWER SWITCHING TRANSISTORS
GB7940736A GB2037114A (en) 1978-11-27 1979-11-26 A turn-off accelerating circuit for use with a power transistor
ES486368A ES486368A1 (en) 1978-11-27 1979-11-27 A turn-off accelerating circuit for use with a power transistor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7833475A FR2442552A1 (en) 1978-11-27 1978-11-27 AID CIRCUIT FOR SWITCHING POWER TRANSISTORS

Publications (1)

Publication Number Publication Date
FR2442552A1 true FR2442552A1 (en) 1980-06-20

Family

ID=9215409

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7833475A Withdrawn FR2442552A1 (en) 1978-11-27 1978-11-27 AID CIRCUIT FOR SWITCHING POWER TRANSISTORS

Country Status (4)

Country Link
DE (1) DE2947003A1 (en)
ES (1) ES486368A1 (en)
FR (1) FR2442552A1 (en)
GB (1) GB2037114A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2517498A1 (en) * 1981-12-02 1983-06-03 Faiveley Sa Current pulse amplifier - has inversion transformer circuit connecting collector emitter path of control transistor with base of output power transformer
US4430608A (en) * 1981-12-22 1984-02-07 Hughes Aircraft Company Base drive circuit
US4506176A (en) * 1982-05-26 1985-03-19 Raytheon Company Comparator circuit
GB2142495B (en) * 1983-06-24 1986-09-17 Barry Wayne Williams Switch-off circuits for transistors and gate turn-off thyristors
CN102324833B (en) * 2011-06-10 2014-01-08 无锡友达电子有限公司 Integrated circuit special for electric vehicle driver designed with low-voltage process
CN113363943B (en) * 2021-05-17 2022-06-07 深圳易马达科技有限公司 Overcurrent protection circuit of battery and power supply equipment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3571614A (en) * 1968-08-05 1971-03-23 Hughes Aircraft Co Transistor switch with minimized transition power absorption
US3641424A (en) * 1970-11-20 1972-02-08 Trw Inc Regenerative voltage regulators
DE2718996B1 (en) * 1977-04-28 1978-07-06 Siemens Ag Circuit arrangement for reducing the turn-off losses in semiconductor switches

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3571614A (en) * 1968-08-05 1971-03-23 Hughes Aircraft Co Transistor switch with minimized transition power absorption
US3641424A (en) * 1970-11-20 1972-02-08 Trw Inc Regenerative voltage regulators
DE2718996B1 (en) * 1977-04-28 1978-07-06 Siemens Ag Circuit arrangement for reducing the turn-off losses in semiconductor switches

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
EXBK/76 *
EXBK/77 *

Also Published As

Publication number Publication date
GB2037114A (en) 1980-07-02
ES486368A1 (en) 1980-05-16
DE2947003A1 (en) 1980-06-04

Similar Documents

Publication Publication Date Title
FR2374768A1 (en) POWER SUPPLY REGULATED BY SWITCHING
FR2380666A1 (en) CUTOUT CONTROL SYSTEM FOR CONVERTER IN A CONTINUOUS POWER SUPPLY
GB1475101A (en) Method of and apparatus for producing a subnanosecond pulse
KR940006325A (en) Charging device
FR2442552A1 (en) AID CIRCUIT FOR SWITCHING POWER TRANSISTORS
FR2414751A1 (en) VARIABLE WIDTH PULSE MODULATION VOLTAGE REGULATOR
DE3786545D1 (en) CIRCUIT WITH CURRENT LIMIT.
FR2713029B1 (en) Power switch control circuit supply device.
ATE32814T1 (en) FEEDBACK CURRENT FEED AMPLIFIER CIRCUIT.
JPS5533353A (en) Channel selection device for receiver
JPS5523738A (en) Switching regulator
JPS57132762A (en) Soft start control circuit for dc/dc converter
JPS5719164A (en) Pulse arc welding device
JPS6421423A (en) Charge stopping device in flash light generation device
FR2441303A1 (en) Electronic bridge power supply for telephone line - employs feedback comparator to provide constant output current and voltage to drive transistor which provides circulating current
FR2370384A1 (en) CONTROL DEVICE FOR ELECTRIC CURRENT TRANSFORMER
SU565368A1 (en) Device for phase control of alternating current circuit thyristor
SU798767A1 (en) Stabilized dc voltage converter
JPS6441288A (en) Laser diode driving device
JPS55102907A (en) Acoustic amplifier
SU1023577A1 (en) Device for shaping control pulses
JPS57162967A (en) Separately-excited dc/dc converter
SU617809A1 (en) Arrangement for charging storage capacitor from dc mains
SU1262658A1 (en) Transistorized voltage converter
JPS56105516A (en) Direct current regulated power supply

Legal Events

Date Code Title Description
ST Notification of lapse