用LM5116搭建一个38V转10/3A的DCDC电路。通过电阻设定运行频率为250KHz,实测HO、LO的驱动频率只有125KHz。只有设定频率的一半。请问下这是什么原因
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
Hi
测试时是满载测试,还是轻载? 如果是满载,在轻载下测试看看?
频率电阻设置多大? 将PWM波形传上来看一下。