Based on the PMOS bulk-driven technique, an ultra-low voltage operational amplifier is proposed.
基于PMOS衬底驱动技术，设计实现了超低压运算放大器。
In the case of ideal operational amplifier, circuit analysis was simplified by the ideal summing point restraints of zero voltage and zero current at the inverting input.
对于理想的运算放大器而言，通过倒相输入处零电压和零电流的理想求和点限制，可以简化电路分析过程。
This kind of operational amplifier has higher dynamic scope and has solved the problem that the signal amplitude gets limit by the bias voltage, and has higher bandwidth.
这种运算放大器具有较高的动态范围，并解决了偏置电压引起的信号摆幅受限的问题，而且具有更高的带宽。
Some teaching material treat that the integrated operational amplifier which makes up the voltage comparer only works in the nonlinear area.
在一些教材中论述，构成电压比较器的集成运算放大器仅仅是工作在非线性区。
Using the characteristic of integrated operational amplifier, an electric bridge circuit sensor without nonlinear error in its output voltage is designed.
利用集成运算放大器的特点，设计了输出电压无非线性误差的电桥电路传感器。
The gain of this operational amplifier is voltage controlled and can be adjusted by voltage variation through P2.
这种运算放大器的增益电压控制，并可以通过P2电压变化调整。
AD515A, the special electrometer operational amplifier, is introduced in this paper. And we proposed one high accuracy real-time measurement accumulation voltage method based on AD515A.
本文介绍了静电计专用集成运放ad515a的结构特点，并且提出了一种基于AD515A的高精度实时测量累计电压的方法。
Applications include transducer amplifiers, dc amplification blocks, and all the conventional operational-amplifier circuits that now can be more easily implemented in single-supply-voltage systems.
应用包括传感器放大器，直流放大块，和所有的传统运算放大器，现在可以更容易地在单电源电压系统实现电路。
The paper designs a low voltage, micro power CMOS operational amplifier with rail-to-rail output.
完成了一个低压微功耗CMOS轨至轨输出运算放大器的研究设计。
The principle figures of input stage middle gain stage and output stage for a usual two stage low-voltage CMOS operational amplifier and their principal performance are presented in the paper.
给出了一种常用两级低电压CMOS运算放大器的输入级、中间增益级及输出级的原理电路图，并阐述其主要工作特性。
Various errors of an operational amplifier can be substituted by equivalent error voltage or current sources.
运算放大器的各种误差都可以用等值的电压源或电流源来代替。
A low voltage fully differential gain-boosted CMOS operational transconductance amplifier is designed.
设计了一种低电压全差动增益增强CMOS运算跨导放大器。
The principles and circuit diagrams of the high voltage amplifier as well as the big swing voltage follower using general puropse IC operational amplifiers are presented.
介绍以通用集成运算放大器构成高压放大电路及高摆幅电压跟随器的原理和电路。
The operational amplifier outputs a voltage for controlling grid electrode based on the said linear voltage and an input voltage.
一运算放大器，根据线性电压与输入电压输出一栅控电压；
The intergral implement of this scheme can use operational amplifier and change current of 0-500A to voltage of 0-10V by selecting resistance and capacitance properly.
该系统的积分环节可采用运放作为核心器件，通过适当选择电阻和电容大小与线圈的互感匹配，将0～500A的电流转换为0～10V的电压进行测量；
Therefore, the design of low-voltage and micro power operational amplifier is very necessary.
因此，设计低压、微功耗的运算放大器是非常必要的。
Operational amplifier is the most versatile signal conditioning block in any portable system. It can be a filter, an amplifier, an voltage detector, a level shifter, a buffer or even a switch.
对于便携式电子产品来说，运算放大器可算是万能的信号调节电路，因为它可以执行滤波器、放大器、电压感测器、电平移位器、缓冲器、甚至开关等多种不同功能。
The methods for increasing the sensitivity of the measurement system were studied and the voltage follower based on operational amplifier was designed.
研究进一步提高测量系统灵敏度的方法，设计高输入阻抗的电压跟随电路。
Based on the theory of fast settling behavior, a folded cascode operational Transconductance amplifier OTA with dynamic bias voltage is designed.
应用快速建立理论，设计出动态偏置的折叠式共源共栅运算跨导放大器。
The PA85 is a high voltage, high precision MOSFET operational amplifier.
PA85是一种高压、高精度的MOSFET运算放大器。
The principle of transforming current to voltage is analyzed, and it is pointed out that the error factors mainly consist in the bias current and offset voltage of the operational amplifier.
分析了电流—电压转换原理，指出转换误差主要来源于偏置电流及失调电压。
The principle of transforming current to voltage is analyzed, and it is pointed out that the error factors mainly consist in the bias current and offset voltage of the operational amplifier.
分析了电流—电压转换原理，指出转换误差主要来源于偏置电流及失调电压。
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