因为超级电容上电瞬间需要限流充电,能否用TPS2552进行充电,如上图。
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这个方法可以恒流恒压充电。有个问题,就是超级电容电压较低时,TPS2552上面的损耗会很大
TPS2552进入恒流模式后,如果出现过热会有过热保护。不会烧坏。