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低频大功率金属氧化物场效应管是近年来国外研制的一种半导体器件。较之一般的晶体管,这种器件具有:驱动电动小,功率增益高,传递特性的线性度好,开关时间短,无二次击穿现象,温度稳定性高等优点。它适用于自动控制、低频功率放大、开关电源、斩波器、逆变器等电路,是一种值得注意的新器件。
Low-frequency high-power metal oxide field effect transistor developed in recent years, a semiconductor device. Compared with ordinary transistors, this device has the advantages of small driving electric power, high power gain, good linearity of transmission characteristics, short switching time, no secondary breakdown phenomenon and high temperature stability. It is suitable for automatic control, low-frequency power amplifier, switching power supply, chopper, inverter and other circuits, is a noteworthy new device.