The models of SC Conductance and impedance with finite gain op amp are established. From these models, an analysis of finite gain effect on biquadratic SCF is made.
本文提出了运放增益为有限值时的SC电导和SC阻抗模型,用它们分析了运放有限增益对双二阶开关电容滤波器(SCF)性能的影响。
The heart of the system, op amp A1C, includes photoresistor RPR, which represents the feedback element that determines the gain of the stage.
系统核心放大器a1c,包括光敏电阻rpr,代表决定部分增益的反馈元件。
It is, in fact, one of several op amp myths.
它实际上是,几个运算放大器的神话之一。
This wide input common-mode range is obtained with standard low voltage op amp supplies.
这种宽输入共模电压范围是用标準低压运算放大器电源实现的。
The principle and related technique are also presented to Compensate the finite gain effects of op amp by diminishing negative feedback.
提出了降低负反馈以补偿这些影响的原理及实现方法。
For example, choosing the negative rail as the ground reference may optimize the dynamic range of an op amp whose OUTPUT is designed to swing to 0v.
例如,选择负轨作为地参考也许能够优化一个输出可以至0运放的动态范围。
A new folded differential pair topology based on quasi-floating gate technique is presented, and an ultra-low voltage op amp based on this structure is designed.
提出了一种基于準浮栅技术的折叠差分结构,基于此结构设计,实现了超低压运算放大器。
Although that node targets the topology of a standard voltage regulator, the op amp matches it to the much smaller current-sense voltage and the slightly different topology of a current regulator.
虽然节点都是以标準电压拓扑为目标,但是运放可以使其与微弱的电流敏感电压及有些许不同的电流拓扑结构相匹配。
In recent years, with the development of CMOS process, CMOS op amp has satisfied the requirements such as high-gain, high-speed and low-noise.
近年来随着CMOS工艺的发展,CMOS运放已经能够实现高增益、高速度、低噪声等高性能要求。
The output amplitude by adjusting the op amp to complete the feedback factor.
输出幅度通过调节运算放大器的反馈系数完成。
The earliest IC op amp OUTPUT stages were NPN emitter followers with NPN current sources or resistive pull-downs, as shown in Figure 1.6.
最初的集成运算放大器的输出级是NPN电流源的NPN放射追随器或通过电阻下拉,如图1.6所示。
A nonlinear model of op amp based on Volterra series theory in complex frequency domain is proposed. The comparison of theory and experiment is given.
本文提出了一个运算放大器复频域非线性模型的建立方法,并且将该方法所建立的运算放大器模型与实验测量的传递函数特性作了比较。
In the following videos discussing noise, we will learn how to use the op amp noise model to predict the total peak-to-peak output noise for different amplifier configurations.
在接下来的噪声视频中,我们将会学习如何使用运放噪声模型来估计在不同的运放配置下总的输出峰峰值噪声。