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Dears,
Thanks.
您好
1,BQ40Z50是IT算法,BQ4050是CEDV算法的电量计
2,BQ40Z50是电量计芯片,BQ40Z60是带充电管理的电量计芯片。
3,根据您的需求决定是否需要二段保护芯片,芯片本身带保护功能。
4,推荐您用BQ40Z50,电量计算比较准确。