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GB2184624B - Current gain stage with reduced voltage drop - Google Patents

Current gain stage with reduced voltage drop

Info

Publication number
GB2184624B
GB2184624B GB8628417A GB8628417A GB2184624B GB 2184624 B GB2184624 B GB 2184624B GB 8628417 A GB8628417 A GB 8628417A GB 8628417 A GB8628417 A GB 8628417A GB 2184624 B GB2184624 B GB 2184624B
Authority
GB
United Kingdom
Prior art keywords
voltage drop
gain stage
current gain
reduced voltage
reduced
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
GB8628417A
Other versions
GB2184624A (en
GB8628417D0 (en
Inventor
Pietro Menniti
Antonella Lanati
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.)
STMicroelectronics SRL
Original Assignee
SGS Microelettronica SpA
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
Priority claimed from IT23363/85A external-priority patent/IT1200915B/en
Application filed by SGS Microelettronica SpA filed Critical SGS Microelettronica SpA
Priority to GB8628417A priority Critical patent/GB2184624B/en
Publication of GB8628417D0 publication Critical patent/GB8628417D0/en
Publication of GB2184624A publication Critical patent/GB2184624A/en
Application granted granted Critical
Publication of GB2184624B publication Critical patent/GB2184624B/en
Expired 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
    • H03F3/34—DC amplifiers in which all stages are DC-coupled
    • H03F3/343—DC amplifiers in which all stages are DC-coupled with semiconductor devices only
    • H03F3/3432—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with bipolar transistors
    • H03F3/3435—DC amplifiers in which all stages are DC-coupled with semiconductor devices only with bipolar transistors using Darlington amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
GB8628417A 1985-12-23 1986-11-27 Current gain stage with reduced voltage drop Expired GB2184624B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8628417A GB2184624B (en) 1985-12-23 1986-11-27 Current gain stage with reduced voltage drop

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT23363/85A IT1200915B (en) 1985-12-23 1985-12-23 LOW VOLTAGE DROP CURRENT AMPLIFICATION STAGE
GB8628417A GB2184624B (en) 1985-12-23 1986-11-27 Current gain stage with reduced voltage drop

Publications (3)

Publication Number Publication Date
GB8628417D0 GB8628417D0 (en) 1986-12-31
GB2184624A GB2184624A (en) 1987-06-24
GB2184624B true GB2184624B (en) 1989-10-25

Family

ID=26291598

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8628417A Expired GB2184624B (en) 1985-12-23 1986-11-27 Current gain stage with reduced voltage drop

Country Status (1)

Country Link
GB (1) GB2184624B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2050100A (en) * 1979-05-21 1980-12-31 Philips Nv Integrated output amplifier stage
GB2120486A (en) * 1982-05-18 1983-11-30 Sony Corp High input impedance circuits
GB2142794A (en) * 1983-05-30 1985-01-23 Sony Corp Voltage to current converting circuit
GB2146501A (en) * 1983-05-26 1985-04-17 Sony Corp Current mirror
EP0190469A1 (en) * 1985-01-15 1986-08-13 Koninklijke Philips Electronics N.V. Transconductance amplifier

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2050100A (en) * 1979-05-21 1980-12-31 Philips Nv Integrated output amplifier stage
GB2120486A (en) * 1982-05-18 1983-11-30 Sony Corp High input impedance circuits
GB2146501A (en) * 1983-05-26 1985-04-17 Sony Corp Current mirror
GB2142794A (en) * 1983-05-30 1985-01-23 Sony Corp Voltage to current converting circuit
EP0190469A1 (en) * 1985-01-15 1986-08-13 Koninklijke Philips Electronics N.V. Transconductance amplifier

Also Published As

Publication number Publication date
GB2184624A (en) 1987-06-24
GB8628417D0 (en) 1986-12-31

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee