从三极管输入特性曲线角度理解静态工作点自稳定放大电路

The Study of Quiescent Point Automatic Capture Amplifying Circuit Based on Input Characteristics Curve

单管共射放大电路静态工作点Q会随着温度变化而发生变化,从而影响放大电路的正常工作。从三极管输入特性曲线出发,采用图解和理论相结合的方法,分析静态工作点自稳定放大电路,使学生更加直观的理解。

Quiescent Point （Q） will change along with temperature shift, thus affecting the normal work of amplifying circuit. Using the graphic method and circuit theory to study the Quiescent Point Automatic Capture Amplifying Circuit, make the students understand more intuitive.