When PGOOD is asserted low, the max current sink advisable is 1 to 2 mA, maximum of 3 mA. Anything above 2mA will be considered outside nominal application and should be tested.
MAX20410
Recommended for New Designs
The MAX20408/MAX20410 ICs are tiny synchronous buck converters with integrated high-side and low-side switches. The ICs are designed to deliver up to 8A...
Datasheet
MAX20410 on Analog.com
When PGOOD is asserted low, the max current sink advisable is 1 to 2 mA, maximum of 3 mA. Anything above 2mA will be considered outside nominal application and should be tested.