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LM5148-Q1: PCB布局设计

Part Number: LM5148-Q1

设计50W,3.5A BUCK  电源,输出电流达到2.2A以上时,芯片HO和LO引脚驱动出现异常,随着输出电流的增加,输出电压开始下降(没有到达限流值),考虑是干扰引起。对BUCK电源进行重新布局设计。

请TI工程师帮忙确认是否可行。3073.DPS5024-015-NISO电路板.pdf