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描述了UC1524A改进型PWM控制器的一些特点，并结合作者研制的大转矩变磁阻电机位置控制系统的实践，介绍了UC1524A作为电流闭环调节器的具体应用，给出了实测结果。
Described some of the characteristics of the improved PWM controller UC1524A, and combined with the author’s position control system of large torque variable reluctance motor practice, introduced the UC1524A as a current loop regulator for the specific application, gives the measured results.