FR2372545A1 - Amplificateur a transistor a effet de champ - Google Patents

Amplificateur a transistor a effet de champ

Info

Publication number
FR2372545A1
FR2372545A1 FR7735644A FR7735644A FR2372545A1 FR 2372545 A1 FR2372545 A1 FR 2372545A1 FR 7735644 A FR7735644 A FR 7735644A FR 7735644 A FR7735644 A FR 7735644A FR 2372545 A1 FR2372545 A1 FR 2372545A1
Authority
FR
France
Prior art keywords
effect transistor
field
transistor amplifier
amplifier
field effect
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
FR7735644A
Other languages
English (en)
Other versions
FR2372545B1 (fr
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of FR2372545A1 publication Critical patent/FR2372545A1/fr
Application granted granted Critical
Publication of FR2372545B1 publication Critical patent/FR2372545B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H03F3/2171—Class D power amplifiers; Switching amplifiers with field-effect devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/04—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only
    • H03F3/16—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with semiconductor devices only with field-effect devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/30—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/02—Shaping pulses by amplifying
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/02—Shaping pulses by amplifying
    • H03K5/023—Shaping pulses by amplifying using field effect transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/511—Many discrete supply voltages or currents or voltage levels can be chosen by a control signal in an IC-block amplifier circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)

Abstract

a. Amplificateur à transistor à effet de champ. b. Amplificateur caractérisé par un circuit branché entre le moyen fournissant le signal d'entrée et la seconde électrode de sortie du transistor à effet de champ, pour limiter la polarisation directe du transistor à effet de champ, ce circuit comportant m limiteurs de tension, n et m étant des nombres entiers et n étant égal ou supérieur m.
FR7735644A 1976-11-25 1977-11-25 Amplificateur a transistor a effet de champ Granted FR2372545A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51141519A JPS5917885B2 (ja) 1976-11-25 1976-11-25 電界効果トランジスタ増巾回路

Publications (2)

Publication Number Publication Date
FR2372545A1 true FR2372545A1 (fr) 1978-06-23
FR2372545B1 FR2372545B1 (fr) 1984-05-18

Family

ID=15293844

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7735644A Granted FR2372545A1 (fr) 1976-11-25 1977-11-25 Amplificateur a transistor a effet de champ

Country Status (7)

Country Link
US (1) US4128813A (fr)
JP (1) JPS5917885B2 (fr)
AU (1) AU512565B2 (fr)
DE (1) DE2752739C2 (fr)
FR (1) FR2372545A1 (fr)
GB (1) GB1579849A (fr)
NL (1) NL189536C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2416587A1 (fr) * 1978-01-31 1979-08-31 Sony Corp Amplificateur de signaux impulsionnels

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311922A (en) * 1979-11-14 1982-01-19 General Electric Company Variable excitation circuit
EP0101751B1 (fr) * 1982-08-25 1991-08-21 Ibm Deutschland Gmbh Amplificateur de puissance transistorisé à temps de commutation réduit
US4992749A (en) * 1988-12-28 1991-02-12 Pioneer Electronic Corporation Pulse-width modulating amplifier circuit
GB0123441D0 (en) * 2001-09-29 2001-11-21 Smiths Group Plc Electrical circuits
EP2310093A2 (fr) 2008-07-10 2011-04-20 Cornell University Appareil de production d'une onde ultrasonore
CN112886933B (zh) * 2021-01-13 2022-10-04 上海艾为电子技术股份有限公司 D类音频放大器及其自适应脉宽调整方法、电子设备

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2994834A (en) * 1956-02-29 1961-08-01 Baldwin Piano Co Transistor amplifiers
JPS585522B2 (ja) * 1974-12-23 1983-01-31 ソニー株式会社 パルスハバヒヘンチヨウシンゴウゾウフクカイロ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2416587A1 (fr) * 1978-01-31 1979-08-31 Sony Corp Amplificateur de signaux impulsionnels

Also Published As

Publication number Publication date
US4128813A (en) 1978-12-05
DE2752739A1 (de) 1978-10-12
FR2372545B1 (fr) 1984-05-18
DE2752739C2 (de) 1986-03-13
NL7712933A (nl) 1978-05-29
NL189536C (nl) 1993-05-03
GB1579849A (en) 1980-11-26
AU3088477A (en) 1979-05-31
JPS5365645A (en) 1978-06-12
AU512565B2 (en) 1980-10-16
JPS5917885B2 (ja) 1984-04-24
NL189536B (nl) 1992-12-01

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Legal Events

Date Code Title Description
ST Notification of lapse