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TMS320F28335: 电源芯片和DSP发烫

Part Number: TMS320F28335


给28335供电的电源芯片发烫厉害,能有六十多度。换了一个容量更大的电源芯片,还是发烫厉害。DSP也发烫,有50来度。但是整个过程DSP工作正常,跑了一天也不出错。想问一下为什么会这么发烫?怎么解决?