DE2924171C2 - - Google Patents

Info

Publication number
DE2924171C2
DE2924171C2 DE2924171A DE2924171A DE2924171C2 DE 2924171 C2 DE2924171 C2 DE 2924171C2 DE 2924171 A DE2924171 A DE 2924171A DE 2924171 A DE2924171 A DE 2924171A DE 2924171 C2 DE2924171 C2 DE 2924171C2
Authority
DE
Germany
Prior art keywords
transistor
differential amplifier
resistor
transistors
base
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
DE2924171A
Other languages
German (de)
English (en)
Other versions
DE2924171A1 (de
Inventor
Josef Dipl.-Ing. 8051 Ottenburg De Fenk
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to DE19792924171 priority Critical patent/DE2924171A1/de
Priority to EP80102972A priority patent/EP0021085B1/de
Priority to US06/156,863 priority patent/US4369410A/en
Priority to JP7960080A priority patent/JPS564908A/ja
Publication of DE2924171A1 publication Critical patent/DE2924171A1/de
Application granted granted Critical
Publication of DE2924171C2 publication Critical patent/DE2924171C2/de
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
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • H03F3/45197—Pl types
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H03F3/45098—PI types
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
    • H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/02—Manually-operated control
    • H03G3/04—Manually-operated control in untuned amplifiers
    • H03G3/10—Manually-operated control in untuned amplifiers having semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Control Of Amplification And Gain Control (AREA)
DE19792924171 1979-06-15 1979-06-15 Monolithisch integrierbarer transistorverstaerker Granted DE2924171A1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19792924171 DE2924171A1 (de) 1979-06-15 1979-06-15 Monolithisch integrierbarer transistorverstaerker
EP80102972A EP0021085B1 (de) 1979-06-15 1980-05-28 Monolithisch integrierbarer Transistorverstärker
US06/156,863 US4369410A (en) 1979-06-15 1980-06-05 Monolithically integrable transistor amplifier having gain control means
JP7960080A JPS564908A (en) 1979-06-15 1980-06-12 Monolithic integrated transistor amplifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792924171 DE2924171A1 (de) 1979-06-15 1979-06-15 Monolithisch integrierbarer transistorverstaerker

Publications (2)

Publication Number Publication Date
DE2924171A1 DE2924171A1 (de) 1980-12-18
DE2924171C2 true DE2924171C2 (US20100012521A1-20100121-C00001.png) 1987-12-17

Family

ID=6073269

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792924171 Granted DE2924171A1 (de) 1979-06-15 1979-06-15 Monolithisch integrierbarer transistorverstaerker

Country Status (4)

Country Link
US (1) US4369410A (US20100012521A1-20100121-C00001.png)
EP (1) EP0021085B1 (US20100012521A1-20100121-C00001.png)
JP (1) JPS564908A (US20100012521A1-20100121-C00001.png)
DE (1) DE2924171A1 (US20100012521A1-20100121-C00001.png)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4621831A (en) * 1984-09-06 1986-11-11 Nhk Spring Co., Ltd. Stabilizer for motor vehicle
JPS6173156A (ja) * 1984-09-19 1986-04-15 Toray Ind Inc 水なし平版印刷用原板
JPH0682213B2 (ja) * 1986-06-16 1994-10-19 東レ株式会社 水なし平版印刷用原版
GB2232029A (en) * 1989-05-10 1990-11-28 Philips Electronic Associated D.c. blocking amplifiers
EP0600141B1 (en) * 1992-10-30 1997-03-05 SGS-THOMSON MICROELECTRONICS S.p.A. Transconductor stage
JPH07110574A (ja) * 1993-12-13 1995-04-25 Toray Ind Inc 水なし平版印刷用原板の製造方法
JPH08102629A (ja) * 1994-09-30 1996-04-16 Ando Electric Co Ltd 差動増幅回路
GB9906026D0 (en) 1999-03-16 1999-05-12 Mitel Semiconductor Ltd An amplifier circuit arrangement
KR100485796B1 (ko) * 2003-01-23 2005-04-28 삼성전자주식회사 부스팅 회로

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB915404A (en) * 1961-01-13 1963-01-09 Marconi Wireless Telegraph Co Improvements in or relating to variable gain circuit arrangements
US3452289A (en) * 1967-02-16 1969-06-24 Motorola Inc Differential amplifier circuits
NL162802C (nl) * 1971-10-09 1980-06-16 Philips Nv Geintegreerde verschilversterker.
DE2230431C3 (de) * 1972-06-22 1982-12-16 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung zur symmetrischen Ansteuerung eines Differenzverstärkers
US3843934A (en) * 1973-01-31 1974-10-22 Advanced Micro Devices Inc High speed transistor difference amplifier
JPS49104549A (US20100012521A1-20100121-C00001.png) * 1973-02-07 1974-10-03
US3846712A (en) * 1973-03-12 1974-11-05 Bell Telephone Labor Inc Differential amplifier with dynamic biasing
JPS5921233B2 (ja) * 1976-09-14 1984-05-18 ソニー株式会社 ステレオ復調回路
US4109214A (en) * 1977-05-31 1978-08-22 Motorola, Inc. Unbalanced-to-balanced signal converter circuit
JPS6045166B2 (ja) * 1977-06-24 1985-10-08 株式会社クラレ ３−（β−ヒドロキシエチル）ブテノ−ル類の製造方法
US4146844A (en) * 1977-10-31 1979-03-27 Tektronix, Inc. Feed-forward amplifier

Also Published As

Publication number Publication date
EP0021085A3 (en) 1981-03-18
DE2924171A1 (de) 1980-12-18
JPS564908A (en) 1981-01-19
EP0021085A2 (de) 1981-01-07
US4369410A (en) 1983-01-18
EP0021085B1 (de) 1984-04-11

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee