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BQ24610: 您好,我设置的充电电流是1A,适配器23V供电,电池充电电压是19.8V,给5串锂电池充电,电池端电流从一开始的0.6A,一小时后慢慢降到了0.38A,过了几分钟电流又涨到了0.43A,是怎么回事,不敢继续充了

Part Number: BQ24610


 标记处是电流又回升了,再后面是我断电了。按照数据手册的figure14曲线图,如果0.6A-0.38A算是恒流阶段的话,电流不该降;如果算是恒压阶段,电流后面又不应该升上去,应该一直降才对,所以我分析不出有问题还是正常现象,求教