MOS力敏运算放大器

Stress-Sensitive MOS Operational amplifier

利用MOSFET的压阻效应 ,本文提出了力敏运算放大器的概念、基本原理和设计思想 .作为其应用之一 ,研制出一种新型集成压力传感器———集成MOS力敏运放压力传感器 .这种压力传感器具有很高的压力响应灵敏度 。

The concept, fundamental and design methodology of stress-sensitive operational amplifier are proposed on the basis of piezoresistive effect of MOS field-effect transistor. As one of its applications, a novel integrated pressure sensor with stress-sensitive MOS operational amplifier is designed and fabricated. This kind of pressure sensor is of very high pressure sensitivity and promising to achieve widespread application in many fields.