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tida-01606项目中驱动板上的UCC14240DWNQ1问题

Other Parts Discussed in Thread: TIDA-01606

您好,

  在学习tida-01606项目时,在查看驱动板原理图时有一个疑问

 在给的参考设计中PG通过一个电阻接到3.3V电压上,在查看芯片手册时

 注意到了芯片手册中对这个引脚的描述,低电平表示有效电源正常输出,那在原理图中通过电阻连接到3.3V电压上的作用是什么?