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请指导一下LM5116的设计参数和PCB布局,谢谢

Other Parts Discussed in Thread: LM5116

各位工程师:

     大家好。前段时间,我用LM5116为核心部件搭建了一个电路,输入7V~80V,输出5V/3.5A,但是空载上电时不能输出,FB引脚输出电压0.6V,调试了一周,还是不能正常输出,经过与TI的评估板布局对比,觉得可能是电路布局有问题,所以重新调整了一下布局,上传到这里,请大家指导一下。谢谢。

LM5116电源模块.zip