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BQ25703A: 应用

Part Number: BQ25703A
Other Parts Discussed in Thread: BQ25731

HI:

The application of BQ25731 is shown in the figure :

 Waveform at power-on time(Fault waveform):

At the moment of power-on, VSYS voltage is 9V,After the 100 ms,VSYS 9V changes to 4V。

Please help analyze this problem,thank you!