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TPS6508641RSKR电源管理芯片为什么上电后没有电压输出?有一块是只有几路电压输出,BUCK1和buck5,且buck1的电感非常烫

TPS6508641RSKR电源管理芯片为什么上电后没有电压输出?有一块是只有几路电压输出,BUCK1和buck5,且buck1的电感非常烫,原理图参考ALINX的F3ZA电路原理图设计的,但是电感值有些差异,比如说1uh用470nh代替,会不会有问题?