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TPS54360电源芯片应用到EMI RE超标

Other Parts Discussed in Thread: TPS54360

最近我们设计的一个产品,使用2颗TPS54360,分别输出3.9V电压,输入电压为48V。在产品正常工作时,测试EMI RE 30-100Mhz频点出现超标,产品工作时3.9V输出电流约1A,以下为电源电路图跟EMI RE测试的图片,请大家帮忙看下,有什么好的改善方案,官网上说输入增加一个滤波器,不知道对辐射有没有抑制效果