I found it in the Tube package, which comes with everything you need.The package 20-WFBGA, WLBGA includes a version of it.A Surface Mount mounting type is assigned to the device.If the temperature is set to -40°C~85°C TA, reliable performance will be assured.Device charging requires Constant - Programmable current.The base part number MAX8971 represents its related parts.This battery pack has a voltage of 4.2V.Features such as Current are programmable.With maximum charging current, its rating is 1.55A.There is a maximum voltage of 7.5V for the device.
MAX8971CEWP+ Features
Battery pack voltage of 4.2V 20-WFBGA, WLBGA package
MAX8971CEWP+ Applications
There are a lot of Maxim Integrated MAX8971CEWP+ Battery Chargers ICs applications.