CN102624340A - 输出电路 - Google Patents
输出电路 Download PDFInfo
- Publication number
- CN102624340A CN102624340A CN2012100103441A CN201210010344A CN102624340A CN 102624340 A CN102624340 A CN 102624340A CN 2012100103441 A CN2012100103441 A CN 2012100103441A CN 201210010344 A CN201210010344 A CN 201210010344A CN 102624340 A CN102624340 A CN 102624340A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- terminal
- source
- current
- type mos
- 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
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Classifications
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/26—Push-pull amplifiers; Phase-splitters therefor
- H03F3/265—Push-pull amplifiers; Phase-splitters therefor with 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
- H03F3/45—Differential amplifiers
-
- 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
-
- 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
- H03F3/347—Dc amplifiers in which all stages are dc-coupled with semiconductor devices only in integrated circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
- H03F3/45183—Long tailed pairs
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/411—Indexing scheme relating to amplifiers the output amplifying stage of an amplifier comprising two power stages
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45674—Indexing scheme relating to differential amplifiers the LC comprising one current mirror
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011-013325 | 2011-01-25 | ||
JP2011013325A JP5606345B2 (ja) | 2011-01-25 | 2011-01-25 | 出力回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102624340A true CN102624340A (zh) | 2012-08-01 |
CN102624340B CN102624340B (zh) | 2016-06-08 |
Family
ID=46543747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210010344.1A Expired - Fee Related CN102624340B (zh) | 2011-01-25 | 2012-01-13 | 输出电路 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8547175B2 (zh) |
JP (1) | JP5606345B2 (zh) |
KR (1) | KR101783490B1 (zh) |
CN (1) | CN102624340B (zh) |
TW (1) | TWI525986B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105122640A (zh) * | 2013-04-11 | 2015-12-02 | 追踪有限公司 | 用于ab类放大器的输出级 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109412541B (zh) * | 2017-08-17 | 2022-05-31 | 博通集成电路(上海)股份有限公司 | 运算放大器的输出级和运算放大器中的方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5966005A (en) * | 1997-12-18 | 1999-10-12 | Asahi Corporation | Low voltage self cascode current mirror |
US6353363B1 (en) * | 2000-02-29 | 2002-03-05 | Gain Technology Corporation | Low voltage rail-to-rail CMOS output stage |
CN1777026A (zh) * | 2004-11-17 | 2006-05-24 | 恩益禧电子股份有限公司 | 具有对称电路布局的电压比较器电路 |
US20060125567A1 (en) * | 2003-01-16 | 2006-06-15 | Kimiyoshi Mizoe | Amplifier circuit |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2542375B2 (ja) * | 1987-02-24 | 1996-10-09 | 旭化成マイクロシステム株式会社 | 演算増幅器 |
US5442320A (en) * | 1994-06-09 | 1995-08-15 | National Semiconductor Corporation | Mirror and bias circuit for class AB output stage with large swing and output drive |
US5606287A (en) | 1994-06-17 | 1997-02-25 | Fujitsu Limited | Operational amplifier having stable operations for a wide range of source voltage, and current detector circuit employing a small number of elements |
JP4020220B2 (ja) * | 1998-03-24 | 2007-12-12 | 旭化成エレクトロニクス株式会社 | プッシュプル増幅回路 |
JP4672883B2 (ja) * | 2000-02-29 | 2011-04-20 | セイコーインスツル株式会社 | 半導体装置 |
JP4564285B2 (ja) | 2003-06-20 | 2010-10-20 | 株式会社東芝 | 半導体集積回路 |
US7327194B2 (en) * | 2005-11-30 | 2008-02-05 | Freescale Semiconductor, Inc. | Low voltage low power class A/B output stage |
-
2011
- 2011-01-25 JP JP2011013325A patent/JP5606345B2/ja not_active Expired - Fee Related
-
2012
- 2012-01-04 TW TW101100302A patent/TWI525986B/zh not_active IP Right Cessation
- 2012-01-13 CN CN201210010344.1A patent/CN102624340B/zh not_active Expired - Fee Related
- 2012-01-19 KR KR1020120006375A patent/KR101783490B1/ko active IP Right Grant
- 2012-01-23 US US13/355,736 patent/US8547175B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5966005A (en) * | 1997-12-18 | 1999-10-12 | Asahi Corporation | Low voltage self cascode current mirror |
US6353363B1 (en) * | 2000-02-29 | 2002-03-05 | Gain Technology Corporation | Low voltage rail-to-rail CMOS output stage |
US20060125567A1 (en) * | 2003-01-16 | 2006-06-15 | Kimiyoshi Mizoe | Amplifier circuit |
CN1777026A (zh) * | 2004-11-17 | 2006-05-24 | 恩益禧电子股份有限公司 | 具有对称电路布局的电压比较器电路 |
US20080068089A1 (en) * | 2004-11-17 | 2008-03-20 | Nec Electronics Corporation | Differential amplifier circuit with symmetric circuit topology |
Non-Patent Citations (1)
Title |
---|
欧阳明星: "多路输出精密电镀恒流源设计", 《电测与仪表》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105122640A (zh) * | 2013-04-11 | 2015-12-02 | 追踪有限公司 | 用于ab类放大器的输出级 |
US9819309B2 (en) | 2013-04-11 | 2017-11-14 | Snaptrack, Inc. | Output stage for class AB amplifier |
CN105122640B (zh) * | 2013-04-11 | 2018-06-22 | 追踪有限公司 | 用于ab类放大器的输出级 |
Also Published As
Publication number | Publication date |
---|---|
US8547175B2 (en) | 2013-10-01 |
TWI525986B (zh) | 2016-03-11 |
US20120188019A1 (en) | 2012-07-26 |
JP5606345B2 (ja) | 2014-10-15 |
CN102624340B (zh) | 2016-06-08 |
JP2012156717A (ja) | 2012-08-16 |
TW201246780A (en) | 2012-11-16 |
KR20120086257A (ko) | 2012-08-02 |
KR101783490B1 (ko) | 2017-09-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20160328 Address after: Chiba County, Japan Applicant after: SEIKO INSTR INC Address before: Chiba County, Japan Applicant before: Seiko Instruments Inc. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: Chiba County, Japan Patentee after: EPPs Lingke Co. Ltd. Address before: Chiba County, Japan Patentee before: SEIKO INSTR INC |
|
CP01 | Change in the name or title of a patent holder | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20190113 |
|
CF01 | Termination of patent right due to non-payment of annual fee |