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JPS548952A - Current amplifying circuit - Google Patents

Current amplifying circuit

Info

Publication number
JPS548952A
JPS548952A JP7569877A JP7569877A JPS548952A JP S548952 A JPS548952 A JP S548952A JP 7569877 A JP7569877 A JP 7569877A JP 7569877 A JP7569877 A JP 7569877A JP S548952 A JPS548952 A JP S548952A
Authority
JP
Japan
Prior art keywords
amplifying circuit
current amplifying
circuit
current
collector
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
JP7569877A
Other languages
Japanese (ja)
Other versions
JPS6222284B2 (en
Inventor
Akira Usui
Kanji Tanaka
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.)
Tokyo Sanyo Electric Co Ltd
Sanyo Electric Co Ltd
Original Assignee
Tokyo Sanyo Electric Co Ltd
Sanyo Electric Co Ltd
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 Tokyo Sanyo Electric Co Ltd, Sanyo Electric Co Ltd filed Critical Tokyo Sanyo Electric Co Ltd
Priority to JP7569877A priority Critical patent/JPS548952A/en
Publication of JPS548952A publication Critical patent/JPS548952A/en
Publication of JPS6222284B2 publication Critical patent/JPS6222284B2/ja
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Amplifiers (AREA)

Abstract

PURPOSE:To obtain the current amplifying circuit which can obtain high gain with less circuit current and has the constitution determined with the area ratio of the circuit elements, by constituting a positive feedback circuit through connecting the collector of a Tr to the base of another Tr.
JP7569877A 1977-06-22 1977-06-22 Current amplifying circuit Granted JPS548952A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7569877A JPS548952A (en) 1977-06-22 1977-06-22 Current amplifying circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7569877A JPS548952A (en) 1977-06-22 1977-06-22 Current amplifying circuit

Publications (2)

Publication Number Publication Date
JPS548952A true JPS548952A (en) 1979-01-23
JPS6222284B2 JPS6222284B2 (en) 1987-05-18

Family

ID=13583686

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7569877A Granted JPS548952A (en) 1977-06-22 1977-06-22 Current amplifying circuit

Country Status (1)

Country Link
JP (1) JPS548952A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5753114A (en) * 1980-09-17 1982-03-30 Toshiba Corp Differential amplifier
US4489285A (en) * 1982-04-16 1984-12-18 Hitachi, Ltd. Signal processing circuit employing an improved composite current mirror circuit/device
EP0730343A1 (en) * 1995-03-03 1996-09-04 Plessey Semiconductors Limited Improvements in transconductor circuits

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5075756A (en) * 1973-11-07 1975-06-21
JPS5073364U (en) * 1973-11-07 1975-06-27
JPS5132257A (en) * 1974-09-13 1976-03-18 Hitachi Ltd
JPS5187945A (en) * 1975-01-31 1976-07-31 Pioneer Electronic Corp RITOKUSEIGYOZO FUKUKAIRO

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5075756A (en) * 1973-11-07 1975-06-21
JPS5073364U (en) * 1973-11-07 1975-06-27
JPS5132257A (en) * 1974-09-13 1976-03-18 Hitachi Ltd
JPS5187945A (en) * 1975-01-31 1976-07-31 Pioneer Electronic Corp RITOKUSEIGYOZO FUKUKAIRO

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5753114A (en) * 1980-09-17 1982-03-30 Toshiba Corp Differential amplifier
JPS6234283B2 (en) * 1980-09-17 1987-07-25 Tokyo Shibaura Electric Co
US4489285A (en) * 1982-04-16 1984-12-18 Hitachi, Ltd. Signal processing circuit employing an improved composite current mirror circuit/device
EP0730343A1 (en) * 1995-03-03 1996-09-04 Plessey Semiconductors Limited Improvements in transconductor circuits

Also Published As

Publication number Publication date
JPS6222284B2 (en) 1987-05-18

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