BQ25570: BQ25570 : VOUT droops when IC is in charging mode

Michael Visser

Part Number: BQ25570

Hi,

i have the same problem as was discussed before and could found the same behaviour of the Vout-Voltage. Is there are solution until now?

Best wishes,

Michael Visser

over 6 years ago

0 Jeff F over 6 years ago

TI__Guru**** 166376 points

MIchael,

The original post was resolved by
1. Adding a 100uF capacitor on VSTOR to GND and
2. Adding a 0.01uF capacitor as close as possible between VSTOR and GND pins.

Does that work for you?

0 Jeff F over 6 years ago in reply to Jeff F

TI__Guru**** 166376 points

Haven't heard from you in a while so I will be closing this post. Please submit a new post if you are still having issues.

Power management

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BQ25570: BQ25570 : VOUT droops when IC is in charging mode