采用BQ28Z610做2串项目,客户指定要用外部均衡,外部均衡的话第一节的电压采样电阻100欧和第二节的电压采样电阻5欧是否需要换大阻值的?有没有推荐典型值?就像BQ40Z50一样采用外部均衡的话要将采样电阻要从100欧换成1k?
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您好,请参考评估板的用户手册 The schematic on page 21 should be used as a reference for your design. VC2 : 5-ohms and VC1: 100-ohms.
https://www.ti.com/lit/ug/sluube3/sluube3.pdf
请参考下面链接的内容:
Fast Cell Balancing Using External MOSFET
我看了,没有说BQ28Z610用内部均衡功能,输入采样电阻100欧和5欧,采用外部均衡的话这两个电阻是否要调,调到多大合适
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