Features for the BQ40Z50-R2

Fully integrated 1-series, 2-series, 3-series, and 4-series Li-ion or Li-polymer cell battery pack manager and protection Next-generation patented Impedance Track™ technology accurately measures available charge in Li-ion and Li-polymer batteries High-side N-CH protection FET drive Integrated cell balancing while charging or at rest Suitable for batteries between 100 mAh and 29 Ah Full array of programmable protection features Voltage Current Temperature Charge timeout CHG/DSG FETs AFE Sophisticated charge algorithms JEITA Enhanced charging Adaptive charging Cell balancing

Description for the BQ40Z50-R2

The BQ40Z50-R2 device, incorporating patented Impedance Track™ technology, is a fully integrated, single-chip, pack-based solution that provides a rich array of features for gas gauging, protection, and authentication for 1-series, 2-series, 3-series, and 4-series cell Li-ion and Li-polymer battery packs.

Using its integrated high-performance analog peripherals, the BQ40Z50-R2 device measures and maintains an accurate record of available capacity, voltage, current, temperature, and other critical parameters in Li-ion or Li-polymer batteries, and reports this information to the system host controller over an SMBus v1.1 compatible interface.

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