Analysis and Design of 1 Volt OPAMP Circuits
碩士 === 長庚大學 === 電子工程研究所 === 95 === In an analog system , an operational amplifier is a both basic and important component. With the advancement of the semiconductor processing technology , low voltage design is often required in many circuits. A rail-to-rail design can increase the operation rang...
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ndltd-TW-095CGU006860462015-10-13T14:08:38Z http://ndltd.ncl.edu.tw/handle/44228614572577628709 Analysis and Design of 1 Volt OPAMP Circuits 1伏特操作放大器電路的分析與設計 CHIH-HUNG TSAI 蔡志鴻 碩士 長庚大學 電子工程研究所 95 In an analog system , an operational amplifier is a both basic and important component. With the advancement of the semiconductor processing technology , low voltage design is often required in many circuits. A rail-to-rail design can increase the operation range of the operational amplifier to avoid the signal distortion due to saturation . In the input stage , a constant-gm design can enhance the linearly of the circuit . These design points are very important for the low voltage OPAMP circuit . In this thesis , a 1V OPAMP design is achieved by the “Current Driven Bulk “ (CDB) technique to reduce threshold voltages of MOS devices. Moreover, both constant-gm and rail-to-rail common range schemes are used to provide high circuit performance . Reduced working voltage also leads to more power saving . Furthermore, a programmable compensation circut is proposed to increase the stability of the amplifier. Hwang-Cherng Chow 周煌程 2007 學位論文 ; thesis 95 zh-TW |
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碩士 === 長庚大學 === 電子工程研究所 === 95 === In an analog system , an operational amplifier is a both basic and important component. With the advancement of the semiconductor processing technology , low voltage design is often required in many circuits.
A rail-to-rail design can increase the operation range of the operational amplifier to avoid the signal distortion due to saturation . In the input stage , a constant-gm design can enhance the linearly of the circuit . These design points are very important for the low voltage OPAMP circuit .
In this thesis , a 1V OPAMP design is achieved by the “Current Driven Bulk “ (CDB) technique to reduce threshold voltages of MOS devices. Moreover, both constant-gm and rail-to-rail common range schemes are used to provide high circuit performance . Reduced working voltage also leads to more power saving . Furthermore, a programmable compensation circut is proposed to increase the stability of the amplifier.
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Hwang-Cherng Chow |
author_facet |
Hwang-Cherng Chow CHIH-HUNG TSAI 蔡志鴻 |
author |
CHIH-HUNG TSAI 蔡志鴻 |
spellingShingle |
CHIH-HUNG TSAI 蔡志鴻 Analysis and Design of 1 Volt OPAMP Circuits |
author_sort |
CHIH-HUNG TSAI |
title |
Analysis and Design of 1 Volt OPAMP Circuits |
title_short |
Analysis and Design of 1 Volt OPAMP Circuits |
title_full |
Analysis and Design of 1 Volt OPAMP Circuits |
title_fullStr |
Analysis and Design of 1 Volt OPAMP Circuits |
title_full_unstemmed |
Analysis and Design of 1 Volt OPAMP Circuits |
title_sort |
analysis and design of 1 volt opamp circuits |
publishDate |
2007 |
url |
http://ndltd.ncl.edu.tw/handle/44228614572577628709 |
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