This manual discusses the BQ40Z50-R4 device's modules and peripherals, and how each is used to build a complete battery pack gas gauge and protection solution. See the BQ40Z50-R2 1-Series to 4-Series Li-Ion Battery Pack Manager data sheet (SLUSCS4) for BQ40Z50-R4 electrical specifications, and the BQ40Z50-R2 to BQ40Z50-R4 Change List (SLUA874) to see the new BQ40Z50-R4 features and performance improvements.
The following notation is used if SBS commands and data flash values are mentioned within a text block:
The reference format for SBS commands is: SBS:Command Name(Command No.): Manufacturer Access(MA No.)[Flag]; for example:
SBS:Voltage(0x09) or SBS:ManufacturerAccess(0x00): Seal Device(0x0020)
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The BQ40Z50-R4 device provides a feature-rich battery management solution for 1-series cell to 4-series cell battery-pack applications. The BQ40Z50-R4 device has extended capabilities, including: