IT1021699B - Amplificatore a transistor ad ef fetto di campo - Google Patents

Amplificatore a transistor ad ef fetto di campo

Info

Publication number
IT1021699B
IT1021699B IT53362/74A IT5336274A IT1021699B IT 1021699 B IT1021699 B IT 1021699B IT 53362/74 A IT53362/74 A IT 53362/74A IT 5336274 A IT5336274 A IT 5336274A IT 1021699 B IT1021699 B IT 1021699B
Authority
IT
Italy
Prior art keywords
field effect
effect transistor
transistor amplifier
amplifier
field
Prior art date
Application number
IT53362/74A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1021699B publication Critical patent/IT1021699B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H03F1/523—Circuit arrangements for protecting such amplifiers for amplifiers using 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
    • H03F3/3001—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor with field-effect transistors
    • H03F3/3044—Junction FET SEPP output stages
IT53362/74A 1973-10-05 1974-10-04 Amplificatore a transistor ad ef fetto di campo IT1021699B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11199573A JPS576806B2 (it) 1973-10-05 1973-10-05

Publications (1)

Publication Number Publication Date
IT1021699B true IT1021699B (it) 1978-02-20

Family

ID=14575297

Family Applications (1)

Application Number Title Priority Date Filing Date
IT53362/74A IT1021699B (it) 1973-10-05 1974-10-04 Amplificatore a transistor ad ef fetto di campo

Country Status (9)

Country Link
US (1) US3912981A (it)
JP (1) JPS576806B2 (it)
BR (1) BR7408212D0 (it)
CA (1) CA1012214A (it)
DE (1) DE2447478C3 (it)
FR (1) FR2247014B1 (it)
GB (1) GB1475389A (it)
IT (1) IT1021699B (it)
NL (1) NL189740C (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1022467A (en) * 1974-05-21 1977-12-13 Toshihiko Miyata Load protective circuit
US3938008A (en) * 1974-09-18 1976-02-10 International Business Machines Corporation Common bus driver complementary protect circuit
US4146847A (en) * 1976-11-05 1979-03-27 Trio Kabushiki Kaisha Power limiting circuitry for use with power amplifier
DE2659044C3 (de) * 1976-12-27 1981-07-16 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum Schutz eines gegengekoppelten zweistufigen Verstärkers gegen Überlastung und Kurzschluß
JPS5518118A (en) * 1978-07-26 1980-02-08 Hitachi Ltd Transistor power amplifier circuit
DE2937780A1 (de) * 1979-09-19 1981-04-02 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Elektronische sicherung fuer endverstaerker mit mos-fet-endtransistoren
US4404473A (en) * 1981-12-17 1983-09-13 Westinghouse Electric Corp. Direct current power controller
JPS58116759A (ja) * 1981-12-29 1983-07-12 Fujitsu Ltd 出力ドライバ回路
JPS58151814A (ja) * 1982-03-04 1983-09-09 株式会社東芝 過電流保護回路付きｈスイツチ回路
US5237421A (en) * 1990-08-27 1993-08-17 Thomson Consumer Electronics, Inc. Shutdown system in a television receiver
US5070308A (en) * 1990-09-25 1991-12-03 Gyula Padi Working point adjusting circuit for a power amplifier
US5162752A (en) * 1990-09-25 1992-11-10 Josef Lakatos Working point adjusting circuit for a single power amplifier having multiple output channels
JPH0794958A (ja) * 1993-09-20 1995-04-07 Pioneer Electron Corp 電力増幅器の過負荷検出回路
US5745587A (en) * 1995-06-07 1998-04-28 Bausch & Lomb Incorporated Hearing aid amplifier circuitry
US5646561A (en) * 1995-12-20 1997-07-08 Western Atlas International, Inc. High performance current switch for borehole logging tools
EP1118865A1 (en) * 2000-01-20 2001-07-25 STMicroelectronics S.r.l. Circuit and method for detecting load impedance
EP2310093A2 (en) 2008-07-10 2011-04-20 Cornell University Ultrasound wave generating apparatus
CN103154516B (zh) * 2010-10-19 2015-12-16 纳博特斯克有限公司 铁道车辆用空气压缩装置
JP6611619B2 (ja) * 2016-01-12 2019-11-27 アルパイン株式会社 電源変動検出装置及び処理システム
US20180061984A1 (en) * 2016-08-29 2018-03-01 Macom Technology Solutions Holdings, Inc. Self-biasing and self-sequencing of depletion-mode transistors

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3526810A (en) * 1967-03-07 1970-09-01 Cary Instruments Amplifier protection circuit
US3544845A (en) * 1967-11-06 1970-12-01 Harman Kardon Inc Overload protection circuit for transistors
US3536958A (en) * 1967-12-05 1970-10-27 Rca Corp Amplifier protection circuit
US3599042A (en) * 1969-10-31 1971-08-10 Honeywell Inc Overload protection device for emitter-follower line driver
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
US3777216A (en) * 1972-10-02 1973-12-04 Motorola Inc Avalanche injection input protection circuit
US3819952A (en) * 1973-01-29 1974-06-25 Mitsubishi Electric Corp Semiconductor device

Also Published As

Publication number Publication date
FR2247014A1 (it) 1975-05-02
FR2247014B1 (it) 1979-03-16
DE2447478C3 (de) 1979-10-31
JPS576806B2 (it) 1982-02-06
JPS5062751A (it) 1975-05-28
GB1475389A (en) 1977-06-01
AU7384574A (en) 1976-04-08
NL189740B (nl) 1993-02-01
CA1012214A (en) 1977-06-14
NL189740C (nl) 1993-07-01
DE2447478A1 (de) 1975-04-17
BR7408212D0 (pt) 1975-09-16
US3912981A (en) 1975-10-14
NL7413195A (nl) 1975-04-08
DE2447478B2 (de) 1979-03-15

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931020