IT1209219B - Circuito a specchio di corrente ad alta impedenza di uscita a bassa 'perdita di tensione'. - Google Patents

Circuito a specchio di corrente ad alta impedenza di uscita a bassa 'perdita di tensione'.

Info

Publication number
IT1209219B
IT1209219B IT8021976A IT2197680A IT1209219B IT 1209219 B IT1209219 B IT 1209219B IT 8021976 A IT8021976 A IT 8021976A IT 2197680 A IT2197680 A IT 2197680A IT 1209219 B IT1209219 B IT 1209219B
Authority
IT
Italy
Prior art keywords
low
output current
current mirror
high impedance
mirror circuit
Prior art date
Application number
IT8021976A
Other languages
English (en)
Italian (it)
Other versions
IT8021976A0 (it
Inventor
Marco Siligoni
Original Assignee
Ora Sgs Microelettronica Spa S
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 Ora Sgs Microelettronica Spa S filed Critical Ora Sgs Microelettronica Spa S
Priority to IT8021976A priority Critical patent/IT1209219B/it
Publication of IT8021976A0 publication Critical patent/IT8021976A0/it
Priority to FR8108977A priority patent/FR2482382A1/fr
Priority to DE19813118617 priority patent/DE3118617A1/de
Priority to JP6949581A priority patent/JPS578818A/ja
Priority to GB8114441A priority patent/GB2078036B/en
Priority to NL8102337A priority patent/NL8102337A/nl
Application granted granted Critical
Publication of IT1209219B publication Critical patent/IT1209219B/it

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is DC
    • G05F3/10—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is DC using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26—Current mirrors
    • G05F3/265—Current mirrors using bipolar transistors only
    • 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
    • H03F3/347—DC amplifiers in which all stages are DC-coupled with semiconductor devices only in integrated circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Electrical Variables (AREA)
  • Amplifiers (AREA)
IT8021976A 1980-05-12 1980-05-12 Circuito a specchio di corrente ad alta impedenza di uscita a bassa 'perdita di tensione'. IT1209219B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT8021976A IT1209219B (it) 1980-05-12 1980-05-12 Circuito a specchio di corrente ad alta impedenza di uscita a bassa 'perdita di tensione'.
FR8108977A FR2482382A1 (fr) 1980-05-12 1981-05-06 Circuit a miroir de courant a haute impedance de sortie et a basse " perte de tension "
DE19813118617 DE3118617A1 (de) 1980-05-12 1981-05-11 Stromspiegelschaltung mit hoher ausgangsimpedanz und niedrigem spannungsverlust
JP6949581A JPS578818A (en) 1980-05-12 1981-05-11 Current converting circuit
GB8114441A GB2078036B (en) 1980-05-12 1981-05-12 Current mirror circuit having high output impedance and low loss
NL8102337A NL8102337A (nl) 1980-05-12 1981-05-12 Stroomspiegel-circuit met hoge uitgangsimpedantie en geringe verliezen.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8021976A IT1209219B (it) 1980-05-12 1980-05-12 Circuito a specchio di corrente ad alta impedenza di uscita a bassa 'perdita di tensione'.

Publications (2)

Publication Number Publication Date
IT8021976A0 IT8021976A0 (it) 1980-05-12
IT1209219B true IT1209219B (it) 1989-07-16

Family

ID=11189645

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8021976A IT1209219B (it) 1980-05-12 1980-05-12 Circuito a specchio di corrente ad alta impedenza di uscita a bassa 'perdita di tensione'.

Country Status (6)

Country Link
JP (1) JPS578818A (enrdf_load_stackoverflow)
DE (1) DE3118617A1 (enrdf_load_stackoverflow)
FR (1) FR2482382A1 (enrdf_load_stackoverflow)
GB (1) GB2078036B (enrdf_load_stackoverflow)
IT (1) IT1209219B (enrdf_load_stackoverflow)
NL (1) NL8102337A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4435678A (en) 1982-02-26 1984-03-06 Motorola, Inc. Low voltage precision current source
JPH0642252Y2 (ja) * 1985-06-12 1994-11-02 日本電気株式会社 定電圧回路
GB2186141A (en) * 1986-01-30 1987-08-05 Plessey Co Plc Beta compensating current source circuit
JPH07113861B2 (ja) * 1988-01-29 1995-12-06 株式会社日立製作所 半導体素子の状態検出及び保護回路とそれを用いたインバータ回路
CA1281386C (en) * 1988-12-29 1991-03-12 Douglas Clifton Wadsworth Accurate current conveyor
JP3637848B2 (ja) 1999-09-30 2005-04-13 株式会社デンソー 負荷駆動回路
CN104062997A (zh) * 2013-03-20 2014-09-24 芯原微电子(上海)有限公司 输出电压大摆幅的高精度高速度电流驱动电路

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3906332A (en) * 1972-11-18 1975-09-16 Itt Integrated circuit current supply

Also Published As

Publication number Publication date
NL8102337A (nl) 1981-12-01
IT8021976A0 (it) 1980-05-12
JPS578818A (en) 1982-01-18
FR2482382A1 (fr) 1981-11-13
DE3118617A1 (de) 1982-04-22
GB2078036B (en) 1984-07-25
GB2078036A (en) 1981-12-23
FR2482382B1 (enrdf_load_stackoverflow) 1985-03-08

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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: 19970530