请问一下降压芯片tps54340 pcb设计时背面金属接地应该怎么设计,pcb原理图应该怎么设计那个9号接地金属,是否可以做做一个焊盘和金属焊接,这样会不会把贴片撑起来。。。。。求解释...
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请问一下降压芯片tps54340 pcb设计时背面金属接地应该怎么设计,pcb原理图应该怎么设计那个9号接地金属,是否可以做做一个焊盘和金属焊接,这样会不会把贴片撑起来。。。。。求解释...