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bq25895发烫



我做了块板,充电电流在上电瞬间可以到4a,但很快降到2a。摸了下芯片,底部散热过孔处很烫,底面也有大块PGND。这个芯片是不是对散热方面要求很高?另外充电时电感在不在工作?

我测了下原厂的开发板,温度没这么高。