GB2209254B - Current mirror - Google Patents

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Info

Publication number
GB2209254B
GB2209254B GB8720474A GB8720474A GB2209254B GB 2209254 B GB2209254 B GB 2209254B GB 8720474 A GB8720474 A GB 8720474A GB 8720474 A GB8720474 A GB 8720474A GB 2209254 B GB2209254 B GB 2209254B
Authority
GB
United Kingdom
Prior art keywords
current mirror
mirror
current
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 - Lifetime
Application number
GB8720474A
Other versions
GB2209254A (en
GB8720474D0 (en
Inventor
Andreas Rusznyak
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Priority to GB8720474A priority Critical patent/GB2209254B/en
Publication of GB8720474D0 publication Critical patent/GB8720474D0/en
Publication of GB2209254A publication Critical patent/GB2209254A/en
Application granted granted Critical
Publication of GB2209254B publication Critical patent/GB2209254B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
    • H03F1/301—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in MOSFET amplifiers
    • 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
    • G05F3/262—Current mirrors using field-effect transistors only
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Amplifiers (AREA)
GB8720474A 1987-08-29 1987-08-29 Current mirror Expired - Lifetime GB2209254B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8720474A GB2209254B (en) 1987-08-29 1987-08-29 Current mirror

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8720474A GB2209254B (en) 1987-08-29 1987-08-29 Current mirror

Publications (3)

Publication Number Publication Date
GB8720474D0 GB8720474D0 (en) 1987-10-07
GB2209254A GB2209254A (en) 1989-05-04
GB2209254B true GB2209254B (en) 1991-07-03

Family

ID=10623058

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8720474A Expired - Lifetime GB2209254B (en) 1987-08-29 1987-08-29 Current mirror

Country Status (1)

Country Link
GB (1) GB2209254B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9001018A (en) * 1990-04-27 1991-11-18 Philips Nv REFERENCE GENERATOR.
FR2678399B1 (en) * 1991-06-27 1993-09-03 Thomson Composants Militaires CURRENT MIRROR OPERATING AT LOW VOLTAGE.
EP0561469A3 (en) * 1992-03-18 1993-10-06 National Semiconductor Corporation Enhancement-depletion mode cascode current mirror
DE59405569D1 (en) * 1993-09-03 1998-05-07 Siemens Ag Current mirror
US5373249A (en) * 1993-11-10 1994-12-13 Motorola, Inc. Complementary cascode push-pull amplifier
DE69413793T2 (en) * 1994-01-21 1999-04-15 St Microelectronics Srl Power source
TWI770969B (en) * 2021-04-28 2022-07-11 立積電子股份有限公司 Bias compensation circuit of amplifier

Also Published As

Publication number Publication date
GB2209254A (en) 1989-05-04
GB8720474D0 (en) 1987-10-07

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Legal Events

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

Effective date: 19940829