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电源问题——tps70302

Other Parts Discussed in Thread: TMS320VC5502, TMS320C6713B

我用tps70302为TMS320VC5502设计1.26V和3.3,输入5V,输出Vout2应该是1.26,Vout1应该是3.3V,但Vout2竟是5V,Vout1没有输出。这什么问题,难道芯片烧了?附件附有电路图