For your reference, this PMIC includes a list of SOT-23 functions. Surface Mount mounts IC management. Power managment ic pin count is 5. Normally, the supply voltage (Vsup) for this PMIC should not be lower than 750mV. This IC power should be powered by no more than 1.8V volts of supply voltage (Vsup). There are other types of IC included in the power managment ic, such as types POWER SUPPLY SUPPORT CIRCUIT.
MAX6842HUKD1+ Features
Minimum supply voltage of 750mV
MAX6842HUKD1+ Applications
There are a lot of Maxim Integrated MAX6842HUKD1+ Voltage Supervisors applications.