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电子工程专辑
9月
用两个NPN三极管搭建一个MOSFET驱动电路,1000字讲解清楚原理和选型
这个电路的核心任务是驱动MOSFET,通过控制其栅极电压来实现开关动作。从电路图来看,驱动器的输出信号经过一系列处理后,控制MOSFET的栅极。PWM信号通过QINV反相后,驱动QOFF来完成MOSFET的关断。听起来挺简单,但细节里可藏着不少“坑”。 我们先来看看MOSFET ...
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