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BQ24780S: BQ24780S输入端电流Iin能否通过更改输入电阻,使输入电流达到13A

Part Number: BQ24780S


各位兄弟好:

BQ24780S规格书上描述,最大输入电流为8.2A,如何设计能使输入电流达到13A?3A给电池充电,10A给系统负载。

以下2种方法是否可行:

1、将ACN和ACP两端电流采样电阻改小。

2、将预设给系统负载的10A电流不经过电流采样电阻,通过ACFET和RBFET后直接接到系统负载上。