基于晶体管的运算放大器实验项目设计  

Experimental Project Design of Transistor-based Operational Amplifier

作　　者：侯长波[1] 张宗昱 余文鑫 张朝柱[1] 司伟建[1] 洪艳[1] HOU Changbo;ZHANG Zongyu;YU Wenxin;ZHANG Chaozhu;SI Weijian;HONG Yan(College of Information and Communication Engineering,Harbin Engineering University,Harbin 150001,China)

机构地区：[1]哈尔滨工程大学信息与通信工程学院

出　　处：《实验科学与技术》2020年第1期47-52,共6页Experiment Science and Technology

基　　金：教育部产学合作协同育人项目(201701008019,2017008028);哈尔滨工程大学2016本科教学改革研究重点项目(JG2016BZD19);哈尔滨工程大学2016研究生教改项目;黑龙江省学位与研究生教育教学改革研究项目(JGXM-HLJ-2016057)

摘　　要：晶体管放大电路是电子电路综合实验课程的重难点,具有极强的实践意义,对提高学生的电子系统设计和实践能力起着重要作用。该文提出了一个利用晶体管制作运算放大器的选题,将模拟电子技术中典型的晶体管放大电路基本囊括,包括恒流源差放电路、恒流源电路、共射放大电路、互补输出电路等;然后通过理论计算与Multisim仿真设计了系统方案和电路参数;最后实测和分析了各项技术指标。实验结果表明,设计方案清晰,展现了晶体管放大电路的原理以及工作过程,教学效果良好,可为其他高校开设相关课程提供一定借鉴和帮助。Transistor amplifier circuit is the most important and difficult point in the comprehensive experimental course of electronic circuits.It has strong practical significance and plays an important role in improving students’electronic system design and practice.This article proposes a topic of using transistors to make operational amplifiers,which basically includes typical transistor amplifier circuits in analog electronics,such as constant current source differential amplifier circuits,constant current source circuits,common-emitter amplifier circuits,and complementary output circuits.Then the system scheme and circuit parameters are designed through theoretical calculation and Multisim simulation.Finally,various technical indicators were measured and analyzed.The experimental results show that the design scheme is clear and shows the principle and working process of the transistor amplifier circuit,and the teaching effect is good,which can provide some reference and help for other universities to set up related courses.

关 键 词：电子电路综合实验 运算放大器 晶体管 MULTISIM 

分 类 号：TN722[电子电信—电路与系统]