IT1215435B - Stadio di uscita per amplificatore a bassa frequenza in classe ab, integrabile, con controllo della corrente a riposo. - Google Patents

Stadio di uscita per amplificatore a bassa frequenza in classe ab, integrabile, con controllo della corrente a riposo.

Info

Publication number: IT1215435B
Authority: IT; Italy
Prior art keywords: integrable; amplifier; low frequency; current control; output stage
Prior art date: 1987-04-21

Application number

IT8720196A

Other languages

English (en)

Other versions

IT8720196A0 (it

Inventor

Edoardo Botti

Original Assignee

Sgs Microelettronica Spa

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.)

1987-04-21

Filing date

1987-04-21

Publication date

1990-02-14

1987-04-21 Application filed by Sgs Microelettronica Spa filed Critical Sgs Microelettronica Spa

1987-04-21 Priority to IT8720196A priority Critical patent/IT1215435B/it

1987-04-21 Publication of IT8720196A0 publication Critical patent/IT8720196A0/it

1988-04-11 Priority to DE8888105704T priority patent/DE3881265T2/de

1988-04-11 Priority to EP88105704A priority patent/EP0287914B1/en

1988-04-12 Priority to US07/180,742 priority patent/US4814723A/en

1988-04-20 Priority to JP63098035A priority patent/JP2877315B2/ja

1990-02-14 Application granted granted Critical

1990-02-14 Publication of IT1215435B publication Critical patent/IT1215435B/it

Links

Classifications

- 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
- H03F3/3066—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the collectors of complementary power transistors being connected to the output
- H03F3/3067—Single-ended push-pull [SEPP] amplifiers; Phase-splitters therefor the collectors of complementary power transistors being connected to the output with asymmetrical driving of the end stage

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Amplifiers (AREA)

IT8720196A 1987-04-21 1987-04-21 Stadio di uscita per amplificatore a bassa frequenza in classe ab, integrabile, con controllo della corrente a riposo. IT1215435B (it)

Priority Applications (5)

Application Number	Priority Date	Filing Date	Title
IT8720196A IT1215435B (it)	1987-04-21	1987-04-21	Stadio di uscita per amplificatore a bassa frequenza in classe ab, integrabile, con controllo della corrente a riposo.
DE8888105704T DE3881265T2 (de)	1987-04-21	1988-04-11	Integrierbare ausgangsstufe der klasse ab fuer tonfrequenzverstaerker.
EP88105704A EP0287914B1 (en)	1987-04-21	1988-04-11	Integratable class ab output stage for low-frequency amplifiers
US07/180,742 US4814723A (en)	1987-04-21	1988-04-12	Integratable class AB output stage for low-frequency amplifiers
JP63098035A JP2877315B2 (ja)	1987-04-21	1988-04-20	低周波増幅器のための集積可能なａｂ級出力段

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT8720196A IT1215435B (it)	1987-04-21	1987-04-21	Stadio di uscita per amplificatore a bassa frequenza in classe ab, integrabile, con controllo della corrente a riposo.

Publications (2)

Publication Number	Publication Date
IT8720196A0 IT8720196A0 (it)	1987-04-21
IT1215435B true IT1215435B (it)	1990-02-14

Family

ID=11164629

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT8720196A IT1215435B (it)	1987-04-21	1987-04-21	Stadio di uscita per amplificatore a bassa frequenza in classe ab, integrabile, con controllo della corrente a riposo.

Country Status (5)

Country	Link
US (1)	US4814723A (it)
EP (1)	EP0287914B1 (it)
JP (1)	JP2877315B2 (it)
DE (1)	DE3881265T2 (it)
IT (1)	IT1215435B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4864249A (en) *	1988-02-29	1989-09-05	Reiffin Martin G	Nonslewing amplifier
US4935704A (en) *	1989-03-27	1990-06-19	Elantec	Low distortion linear amplifier with high-level output
WO1994006206A1 (en) *	1992-08-27	1994-03-17	Motorola Inc.	Push pull buffer with noise cancelling symmetry
US5786731A (en) *	1996-03-29	1998-07-28	National Semiconductor Corporation	Class AB complementary transistor output stage having large output swing and large output drive
US5736902A (en) *	1996-07-19	1998-04-07	Maxim Integrated Products, Inc.	High-gain common-emitter output stage
US5907262A (en) *	1996-11-18	1999-05-25	Maxim Integrated Products, Inc.	Folded-cascode amplifier stage
US6078220A (en) *	1997-11-12	2000-06-20	National Semiconductor Corporation	Complementary class AB current amplifier
US5973563A (en) *	1997-12-10	1999-10-26	National Semiconductor Corporation	High power output stage with temperature stable precisely controlled quiescent current and inherent short circuit protection
EP1162736A2 (en) *	2000-06-05	2001-12-12	Teac Corporation	Single-ended push-pull amplifier circuit
US7839994B1 (en)	2005-03-01	2010-11-23	Marvell International Ltd.	Class A-B line driver for gigabit Ethernet

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1346069A (en) *	1971-01-27	1974-02-06	Rank Organisation Ltd	Electronic circuit arrangement
JPS5172260A (it) *	1974-12-20	1976-06-22	Hitachi Ltd
JPS537160A (en) *	1976-07-09	1978-01-23	Hitachi Ltd	Amplifier
JPS6023531B2 (ja) *	1978-04-27	1985-06-07	パイオニア株式会社	低周波増幅器
US4176323A (en) *	1978-06-21	1979-11-27	Harman International Industries, Inc.	Transistorized power amplifier
JPS55130209A (en) *	1979-03-30	1980-10-08	Trio Kenwood Corp	B-class amplifying circuit
JPS6049368B2 (ja) *	1979-04-16	1985-11-01	株式会社ケンウッド	プッシュプル増幅回路
JPS57164605A (en) *	1981-04-03	1982-10-09	Nippon Gakki Seizo Kk	Amplifier
US4471323A (en) *	1981-11-19	1984-09-11	Trilling Ted R	Protection circuits for complementary direct-coupled amplifiers

1987
- 1987-04-21 IT IT8720196A patent/IT1215435B/it active
1988
- 1988-04-11 EP EP88105704A patent/EP0287914B1/en not_active Expired - Lifetime
- 1988-04-11 DE DE8888105704T patent/DE3881265T2/de not_active Expired - Fee Related
- 1988-04-12 US US07/180,742 patent/US4814723A/en not_active Expired - Lifetime
- 1988-04-20 JP JP63098035A patent/JP2877315B2/ja not_active Expired - Fee Related

Also Published As

Publication number	Publication date
JPS63283308A (ja)	1988-11-21
EP0287914B1 (en)	1993-05-26
EP0287914A3 (en)	1989-06-07
IT8720196A0 (it)	1987-04-21
US4814723A (en)	1989-03-21
JP2877315B2 (ja)	1999-03-31
DE3881265T2 (de)	1993-09-02
EP0287914A2 (en)	1988-10-26
DE3881265D1 (de)	1993-07-01

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Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19970429