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电路与模拟电子技术

2020-07-21 14:07:36   0  举报

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电路与模拟电子技术_electric circuit and analog electronic technology

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电路原理circuit theory

直流电路的分析基尔霍夫定律

星三角电阻转化transform of resistance between star and triangle

网孔回路法解电参量mesh or loop analysisto solve electric parameter

叠加法计算电参量superposition theorem

戴维南等效Thevenin‘s theorem

正弦交流电路分析Sine AC circuit

感抗、容抗inductive reactancecapacitive reactance

交流基尔霍夫定律Kirchhoff&apos;s law in AC circuit

向量表示how to show electrical parameter in vector form

RLC电路频率响应frequency response of LC

一阶电路瞬态响应first order circuit‘s transient response

三相交流电three-phase AC

相差120度120 degrees difference between

三相交流电机three phase asynchronous motor

模拟电子技术analog electronic technology

电路元件circuit component

二极管diode

one direction conductive

稳压管stabilivolt

三极管transistor

VA characteristic curve

场效应管field-effect transistor

基本放大电路amplifying circuit

设置静态工作点set bias working point

保证不失真guarantee no distortion截止失真 cut-off distortion饱和失真 saturation distortion

共射放大电路

直接耦合direct coupling

低频响应好，利于集成good for integration

阻容耦合resistance-capacitance coupling

静态工作点不受影响，结构简单

可以放大电压、电流，带宽窄can amplify voltage and current

共集放大电路

只能放大电流，输入电阻大，输出电阻最小can amplify current only，input resistance big，output resistance is small

放大倍数为1

共基放大电路

只能放大电压，频带宽can only amplify voltage，bandwidth is wide

差分放大电路differential amplifier circuit

共模信号抑制，差模信号放大能力与单只三极管一样restrain common-mode signalamplified ability equal to different-mode signal

电压放大电路voltage amplified circuit

intermodulation distortion 交越失真

反馈对放大电路影响feedback in amplifying circuit

可以通过反馈控制放大倍数through feedback system to control amplification factor拓展带宽（1+AF）fexpand bandwidth改变输入输出电阻change input output resistance

电压并联负反馈voltage parallel negative feedback

输出电阻、输入电阻为0ideal input、output resistance is 0

电压串联负反馈voltage series negative feedback

input resistance is infiniteoutput resistance is 0

电流并联负反馈current parallel negative feedback

电流串联负反馈current series negative feedback

功放电路power amplifier circuit

三类：180 360 180～360 交越失真

AC／DC变换电路

整流rectification

滤波filtration

稳压voltage stabilization

波形发生电路wave generator circuit

正弦波发生电路自激振荡self-oscillation

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数字电子技术

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实例解读模拟电子技术完全学习与应用

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