单运放构成的正系数四次微分电路的研究  

A STUDY ON CIRCUIT OF THE NEGATIVE COEFFICIENT FOURFOLD DIFFERENTIAL OF SINGLE OPERATIONAL AMPLIFIER

作　　者：刘正岐 

机构地区：[1]庆阳师专物理系

出　　处：《青海师范大学学报（自然科学版）》1998年第1期15-19,共5页Journal of Qinghai Normal University(Natural Science Edition)

摘　　要：从理论上研究了单块集成运算放大器构成的正系数四次微分电路的设计，着重分析了该电路的直流误差，并给出了电路的设计公式。This paper theoretically studies the design of the negative coefficient fourfold differential circuit formed by single operational amplifier.And it focuses on analysing the DC error of the circuit,as well as giving the design formula.

关 键 词：运算放大器 正系数 微分电路 直流误差 设计 

分 类 号：TN722.77[电子电信—电路与系统]