The functions of PMM8713 and SI-7300 are introduced, providing a power driving the circuit and an application method to step motors.
作者介绍了P MM 8713与SI - 7300的功能，给出了由它们组成的功率驱动电路及其在步进电机上的应用方法。
The basic characteristics of PS21963 intelligent power model is displayed in brief, and a circuit design about platform driving and electric current sampling is put forward.
介绍了基于PS 21963平台用无刷直流电动机集成化驱动及电流采样电路设计方案，进行了相应的实验研究。
The circuit is used in a part of driving circuit of phase control line radar ferrite phase shifter and is also used in the other power amplifiers.
该电路应用于相控阵雷达铁氧体移相器驱动电路的一部分，也可用于其它功率放大器中。
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