TW200623613A - Class AB operation buffer - Google Patents
Class AB operation bufferInfo
- Publication number
- TW200623613A TW200623613A TW093141723A TW93141723A TW200623613A TW 200623613 A TW200623613 A TW 200623613A TW 093141723 A TW093141723 A TW 093141723A TW 93141723 A TW93141723 A TW 93141723A TW 200623613 A TW200623613 A TW 200623613A
- Authority
- TW
- Taiwan
- Prior art keywords
- current
- mirror
- branch
- circuit
- class
- Prior art date
Links
Classifications
-
- 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
- H03F3/45192—Folded cascode stages
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW093141723A TWI239139B (en) | 2004-12-31 | 2004-12-31 | Class AB operation buffer |
US11/318,876 US7358812B2 (en) | 2004-12-31 | 2005-12-28 | Class AB operational buffer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW093141723A TWI239139B (en) | 2004-12-31 | 2004-12-31 | Class AB operation buffer |
Publications (2)
Publication Number | Publication Date |
---|---|
TWI239139B TWI239139B (en) | 2005-09-01 |
TW200623613A true TW200623613A (en) | 2006-07-01 |
Family
ID=36755905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW093141723A TWI239139B (en) | 2004-12-31 | 2004-12-31 | Class AB operation buffer |
Country Status (2)
Country | Link |
---|---|
US (1) | US7358812B2 (zh) |
TW (1) | TWI239139B (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI326527B (en) * | 2007-04-10 | 2010-06-21 | Raydium Semiconductor Corp | Voltage-limiting device and operational amplifier and design method thereof |
US7859338B2 (en) * | 2007-07-26 | 2010-12-28 | Broadcom Corporation | Compact low-power class AB amplifier |
KR100922926B1 (ko) * | 2007-12-27 | 2009-10-22 | 주식회사 동부하이텍 | 액정표시장치의 구동장치 및 그 구동방법 |
TWI407694B (zh) * | 2010-01-27 | 2013-09-01 | Novatek Microelectronics Corp | 可抑制電壓過衝之輸出緩衝電路及方法 |
TWI492541B (zh) * | 2012-07-05 | 2015-07-11 | Novatek Microelectronics Corp | 輸出緩衝器 |
US8970302B2 (en) * | 2013-08-05 | 2015-03-03 | Power Integrations, Inc. | Operational amplifier with selective input |
JP6755652B2 (ja) * | 2015-11-20 | 2020-09-16 | ラピスセミコンダクタ株式会社 | 表示ドライバ |
US10177713B1 (en) | 2016-03-07 | 2019-01-08 | Ali Tasdighi Far | Ultra low power high-performance amplifier |
US10193444B1 (en) * | 2017-07-28 | 2019-01-29 | Pixart Imaging Inc. | Reference voltage generator with adaptive voltage and integrated circuit chip |
JP7059329B2 (ja) * | 2020-08-26 | 2022-04-25 | ラピスセミコンダクタ株式会社 | 半導体装置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6150883A (en) * | 1999-07-22 | 2000-11-21 | Burr-Brown Corporation | Rail-to-rail input/output operational amplifier and method |
KR100416168B1 (ko) * | 2001-10-23 | 2004-01-24 | 페어차일드코리아반도체 주식회사 | 전력 증폭기 |
-
2004
- 2004-12-31 TW TW093141723A patent/TWI239139B/zh not_active IP Right Cessation
-
2005
- 2005-12-28 US US11/318,876 patent/US7358812B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
TWI239139B (en) | 2005-09-01 |
US20060170498A1 (en) | 2006-08-03 |
US7358812B2 (en) | 2008-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |