This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

BQ24193 Vsys 输出电压问题

Other Parts Discussed in Thread: BQ24193

sir ,请教个问题

Vbus 不做升压输出,只做外电输入(12V),Vsys 接负载,负载功率不大,启动也就100mA以下

经测试: 1、Vbus不接,Vsys输出电压与Vbat 相同

                 2、Vbus接入,有二种情况,一种,Vsys>Vbat  Vsys输出3.69V(此时Vbat=3.4V)   二种 Vsys<Vbat  Vsys输出等于Vbat(此时Vbat=4.2V)

问题:

1、以上测试符合BQ24193的设计原则?

2、Vsys 输出电压 与 Vbus Vbat 什么关系?

麻烦sir 解答,谢谢