Modeling methods for circuit devices are discussed. Physi cal model method and macromodel method are described. Physical model of field t ransistors and macromodel of operational amplifiers are given.

• 探讨了电路器件的建模方法，主要讨论了物理模型和宏模型法，并给出了场效应管的物理模型和运算放大器的宏模型.