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GB2218544B - Bandgap startup circuit - Google Patents

Bandgap startup circuit

Info

Publication number
GB2218544B
GB2218544B GB8811398A GB8811398A GB2218544B GB 2218544 B GB2218544 B GB 2218544B GB 8811398 A GB8811398 A GB 8811398A GB 8811398 A GB8811398 A GB 8811398A GB 2218544 B GB2218544 B GB 2218544B
Authority
GB
United Kingdom
Prior art keywords
bandgap
startup circuit
startup
circuit
bandgap startup
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 - Fee Related
Application number
GB8811398A
Other versions
GB2218544A (en
GB8811398D0 (en
Inventor
Paul Anthony Denny
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.)
Plessey Co Ltd
Original Assignee
Plessey 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 Plessey Co Ltd filed Critical Plessey Co Ltd
Priority to GB8811398A priority Critical patent/GB2218544B/en
Publication of GB8811398D0 publication Critical patent/GB8811398D0/en
Publication of GB2218544A publication Critical patent/GB2218544A/en
Application granted granted Critical
Publication of GB2218544B publication Critical patent/GB2218544B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G05F3/30—Regulators using the difference between the base-emitter voltages of two bipolar transistors operating at different current densities
    • 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

Landscapes

  • Engineering & Computer Science (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)
  • Power Engineering (AREA)
  • Control Of Electrical Variables (AREA)
GB8811398A 1988-05-13 1988-05-13 Bandgap startup circuit Expired - Fee Related GB2218544B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8811398A GB2218544B (en) 1988-05-13 1988-05-13 Bandgap startup circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8811398A GB2218544B (en) 1988-05-13 1988-05-13 Bandgap startup circuit

Publications (3)

Publication Number Publication Date
GB8811398D0 GB8811398D0 (en) 1988-06-15
GB2218544A GB2218544A (en) 1989-11-15
GB2218544B true GB2218544B (en) 1992-05-06

Family

ID=10636875

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8811398A Expired - Fee Related GB2218544B (en) 1988-05-13 1988-05-13 Bandgap startup circuit

Country Status (1)

Country Link
GB (1) GB2218544B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5545978A (en) * 1994-06-27 1996-08-13 International Business Machines Corporation Bandgap reference generator having regulation and kick-start circuits
FR2750515A1 (en) * 1996-06-26 1998-01-02 Philips Electronics Nv TEMPERATURE REGULATED REFERENCE VOLTAGE GENERATOR
DE69621020T2 (en) * 1996-11-04 2002-10-24 Stmicroelectronics S.R.L., Agrate Brianza Band distance reference voltage generator
US6844711B1 (en) 2003-04-15 2005-01-18 Marvell International Ltd. Low power and high accuracy band gap voltage circuit

Also Published As

Publication number Publication date
GB2218544A (en) 1989-11-15
GB8811398D0 (en) 1988-06-15

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940513