GB9608050D0 - Constant voltage circuit - Google Patents

Constant voltage circuit

Info

Publication number
GB9608050D0
GB9608050D0 GBGB9608050.2A GB9608050A GB9608050D0 GB 9608050 D0 GB9608050 D0 GB 9608050D0 GB 9608050 A GB9608050 A GB 9608050A GB 9608050 D0 GB9608050 D0 GB 9608050D0
Authority
GB
United Kingdom
Prior art keywords
constant voltage
voltage circuit
circuit
constant
voltage
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
GBGB9608050.2A
Other versions
GB2298724B (en
GB2298724A (en
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.)
NEC Corp
Original Assignee
NEC Corp
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 JP3327062A external-priority patent/JP2765319B2/en
Priority claimed from JP04020481A external-priority patent/JP3104365B2/en
Priority claimed from JP4020482A external-priority patent/JP2876865B2/en
Priority claimed from JP4038519A external-priority patent/JPH05206754A/en
Application filed by NEC Corp filed Critical NEC Corp
Priority claimed from GB9223807A external-priority patent/GB2261535B/en
Publication of GB9608050D0 publication Critical patent/GB9608050D0/en
Publication of GB2298724A publication Critical patent/GB2298724A/en
Application granted granted Critical
Publication of GB2298724B publication Critical patent/GB2298724B/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
    • G05F3/24—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only
    • G05F3/242—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only with compensation for device parameters, e.g. channel width modulation, threshold voltage, processing, or external variations, e.g. temperature, loading, supply voltage
    • 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
    • G05F3/24—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only
    • G05F3/242—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only with compensation for device parameters, e.g. channel width modulation, threshold voltage, processing, or external variations, e.g. temperature, loading, supply voltage
    • G05F3/247—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only with compensation for device parameters, e.g. channel width modulation, threshold voltage, processing, or external variations, e.g. temperature, loading, supply voltage producing a voltage or current as a predetermined function of the supply voltage
GB9608050A 1991-11-15 1992-11-13 Constant voltage circuit Expired - Fee Related GB2298724B (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP3327062A JP2765319B2 (en) 1991-11-15 1991-11-15 Constant voltage circuit
JP04020481A JP3104365B2 (en) 1992-01-09 1992-01-09 Reference voltage generation circuit
JP4020482A JP2876865B2 (en) 1992-01-09 1992-01-09 Constant voltage circuit
JP4038519A JPH05206754A (en) 1992-01-29 1992-01-29 Reference voltage generating circuit
GB9223807A GB2261535B (en) 1991-11-15 1992-11-13 Constant voltage circuit and reference voltage generating circuit to be used therefor

Publications (3)

Publication Number Publication Date
GB9608050D0 true GB9608050D0 (en) 1996-06-19
GB2298724A GB2298724A (en) 1996-09-11
GB2298724B GB2298724B (en) 1996-12-11

Family

ID=27517157

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9518407A Expired - Fee Related GB2291512B (en) 1991-11-15 1992-11-13 Reference voltage generating circuit to be used for a constant voltage circuit formed of fets
GB9608050A Expired - Fee Related GB2298724B (en) 1991-11-15 1992-11-13 Constant voltage circuit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9518407A Expired - Fee Related GB2291512B (en) 1991-11-15 1992-11-13 Reference voltage generating circuit to be used for a constant voltage circuit formed of fets

Country Status (1)

Country Link
GB (2) GB2291512B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2404460B (en) 2003-07-31 2006-09-06 Zetex Plc A temperature independent low voltage reference circuit
US10659033B2 (en) * 2017-11-03 2020-05-19 Texas Instruments Incorporated High voltage gate driver current source

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH657712A5 (en) * 1978-03-08 1986-09-15 Hitachi Ltd REFERENCE VOLTAGE GENERATOR.
EP0398897A1 (en) * 1988-12-05 1990-11-28 BELL TELEPHONE MANUFACTURING COMPANY Naamloze Vennootschap Voltage transducer
CH681928A5 (en) * 1989-04-26 1993-06-15 Seiko Epson Corp

Also Published As

Publication number Publication date
GB9518407D0 (en) 1995-11-08
GB2291512B (en) 1996-12-11
GB2291512A (en) 1996-01-24
GB2298724B (en) 1996-12-11
GB2298724A (en) 1996-09-11

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Legal Events

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

Effective date: 20001113