GB1462445A

GB1462445A – Cmos amplifier with a bipolar transistor output stage
– Google Patents

GB1462445A – Cmos amplifier with a bipolar transistor output stage
– Google Patents
Cmos amplifier with a bipolar transistor output stage

Info

Publication number
GB1462445A

GB1462445A
GB4377074A
GB4377074A
GB1462445A
GB 1462445 A
GB1462445 A
GB 1462445A
GB 4377074 A
GB4377074 A
GB 4377074A
GB 4377074 A
GB4377074 A
GB 4377074A
GB 1462445 A
GB1462445 A
GB 1462445A
Authority
GB
United Kingdom
Prior art keywords
inverter
output stage
resistor
transistor
cmos amplifier
Prior art date
1973-12-26
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
GB4377074A
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.)
1973-12-26
Filing date
1974-10-09
Publication date
1977-01-26

1974-10-09
Application filed by Motorola Inc
filed
Critical
Motorola Inc

1977-01-26
Publication of GB1462445A
publication
Critical
patent/GB1462445A/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

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

H03F3/345—Dc amplifiers in which all stages are dc-coupled with semiconductor devices only with field-effect devices

Abstract

1462445 Transistor amplifier circuits MOTOROLA Inc 9 Oct 1974 [26 Dec 1973] 43770/74 Heading H3T A CMOS amplifier 10 with low output impedance, comprises an inverter 12 coupled to an output stage having a bi-polar transistor 28, a feedback resistor 34 coupling the output to the input of the inverter. In an integrated circuit the inverter 12 includes P-channel MOSFET 16 and N-channel MOSFET 18, the drain electrodes of which are connected to the base of a bi-polar lateral NPN transistor 28 acting as an emitter follower. The feedback resistor 34 and an input resistor 36 may be «tub» resistors in a P-type high resistivity part of the device, or they may be MOSFET’s biased in their triode region. The emitter resistor 30 may be on or off the chip depending on the magnitude and accuracy of resistance required.

GB4377074A
1973-12-26
1974-10-09
Cmos amplifier with a bipolar transistor output stage

Expired

GB1462445A
(en)

Applications Claiming Priority (1)

Application Number
Priority Date
Filing Date
Title

US427752A

US3872390A
(en)

1973-12-26
1973-12-26
CMOS operational amplifier with internal emitter follower

Publications (1)

Publication Number
Publication Date

GB1462445A
true

GB1462445A
(en)

1977-01-26

Family
ID=23696130
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

GB4377074A
Expired

GB1462445A
(en)

1973-12-26
1974-10-09
Cmos amplifier with a bipolar transistor output stage

Country Status (5)

Country
Link

US
(1)

US3872390A
(en)

JP
(1)

JPS5098756A
(en)

DE
(1)

DE2461089B2
(en)

FR
(1)

FR2256584B1
(en)

GB
(1)

GB1462445A
(en)

Cited By (2)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

DE3016271A1
(en)

*

1979-04-27
1980-11-06
Nat Semiconductor Corp

REVERSE AMPLIFIER CIRCUIT

GB2241621A
(en)

*

1990-02-23
1991-09-04
Alan Geoffrey Pateman
Amplifier with linear power output to reactive load

Families Citing this family (19)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US3946327A
(en)

*

1974-10-23
1976-03-23
Rca Corporation
Amplifier employing complementary field-effect transistors

JPS5237435U
(en)

*

1975-09-10
1977-03-16

JPS52113143A
(en)

*

1976-03-18
1977-09-22
Sharp Corp
Amplifier

JPS5289047A
(en)

*

1976-01-19
1977-07-26
Sharp Corp
Amplifier

US4068140A
(en)

*

1976-12-27
1978-01-10
Texas Instruments Incorporated
MOS source follower circuit

US4117415A
(en)

*

1977-04-14
1978-09-26
Rca Corporation
Bridge amplifiers employing complementary transistors

US4159450A
(en)

*

1978-05-22
1979-06-26
Rca Corporation
Complementary-FET driver circuitry for push-pull class B transistor amplifiers

JPS5635512A
(en)

*

1979-08-01
1981-04-08
Hitachi Denshi Ltd
Amplifier

US4354151A
(en)

*

1980-06-12
1982-10-12
Rca Corporation
Voltage divider circuits

US4403198A
(en)

*

1981-03-27
1983-09-06
General Electric Company
Biasing circuit for MOSFET power amplifiers

US4483016A
(en)

*

1982-09-23
1984-11-13
Hochstein Peter A
Audio amplifier

US4504781A
(en)

*

1982-09-30
1985-03-12
Hargrove Douglas L
Voltage wand

EP0124983A3
(en)

*

1983-04-08
1987-07-29
Fujitsu Limited
Feedback amplifier

US4553108A
(en)

*

1983-11-09
1985-11-12
Rockwell International Corporation
Low noise feedback amplifier

GB2351195A
(en)

*

1999-06-10
2000-12-20
Ericsson Telefon Ab L M
An MOS voltage to current converter with current to voltage output stage and MOS feedback

US6294959B1
(en)

*

1999-11-12
2001-09-25
Macmillan Bruce E.
Circuit that operates in a manner substantially complementary to an amplifying device included therein and apparatus incorporating same

US7554839B2
(en)

*

2006-09-30
2009-06-30
Alpha & Omega Semiconductor, Ltd.
Symmetric blocking transient voltage suppressor (TVS) using bipolar transistor base snatch

EP2274830A1
(en)

*

2008-03-27
2011-01-19
Agere Systems, Inc.
High voltage tolerant input/output interface circuit

US7990219B2
(en)

*

2008-10-13
2011-08-02
Agere Systems Inc.
Output compensated voltage regulator, an IC including the same and a method of providing a regulated voltage

Family Cites Families (5)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US3449683A
(en)

*

1967-04-26
1969-06-10
Us Navy
Operational thin film amplifier

US3559193A
(en)

*

1967-11-20
1971-01-26
Beckman Instruments Inc
Common mode signal detection

JPS4836975B1
(en)

*

1967-12-06
1973-11-08

US3537023A
(en)

*

1968-03-27
1970-10-27
Bell Telephone Labor Inc
Class b transistor power amplifier

US3772607A
(en)

*

1972-02-09
1973-11-13
Ibm
Fet interface circuit

1973

1973-12-26
US
US427752A
patent/US3872390A/en
not_active
Expired – Lifetime

1974

1974-10-09
GB
GB4377074A
patent/GB1462445A/en
not_active
Expired

1974-12-09
FR
FR7440279A
patent/FR2256584B1/fr
not_active
Expired

1974-12-19
JP
JP49145107A
patent/JPS5098756A/ja
active
Pending

1974-12-23
DE
DE19742461089
patent/DE2461089B2/en
not_active
Ceased

Cited By (6)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

DE3016271A1
(en)

*

1979-04-27
1980-11-06
Nat Semiconductor Corp

REVERSE AMPLIFIER CIRCUIT

FR2455396A1
(en)

*

1979-04-27
1980-11-21
Nat Semiconductor Corp

HIGH BANDWIDTH CMOS CLASS AMPLIFIER

DE3051095C2
(en)

*

1979-04-27
1988-10-27
National Semiconductor Corp., Santa Clara, Calif., Us

DE3051096C2
(en)

*

1979-04-27
1988-10-27
National Semiconductor Corp., Santa Clara, Calif., Us

GB2241621A
(en)

*

1990-02-23
1991-09-04
Alan Geoffrey Pateman
Amplifier with linear power output to reactive load

GB2241621B
(en)

*

1990-02-23
1994-11-02
Alan Geoffrey Pateman
A new method of amplification

Also Published As

Publication number
Publication date

DE2461089A1
(en)

1975-07-03

FR2256584A1
(en)

1975-07-25

JPS5098756A
(en)

1975-08-06

DE2461089B2
(en)

1977-07-28

US3872390A
(en)

1975-03-18

FR2256584B1
(en)

1978-12-01

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Legal Events

Date
Code
Title
Description

1977-06-10
PS
Patent sealed [section 19, patents act 1949]

1982-05-19
PCNP
Patent ceased through non-payment of renewal fee

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