Please refer to the documents below for Schematic Review and PCB Layout Design Tips for the most popular BQ2560X family devices: BQ25601, BQ25601D. The other I2C controlled BQ2560X devices are similar and can be referred to the listed documents.
The selection of an external component can be either Required or Optional:
Required - Absolutely required for proper operation
Optional - Optional components
Using this information, customer can reduce external components based on their application, as well as use this document to help in assisting with schematic reviews.