HomeProductsBattery Management ICsGauge

SY24622SZD

Production
2 Cell Series Lithium-ion/Li-Pol Battery Gauge
Datasheet
SY24622SZD 2 Cell Series Lithium-ion/Li-Pol Battery Gauge Datasheet
    Part NumberSY24622SZD
    Description2 Cell Series Lithium-ion/Li-Pol Battery Gauge
    Cell ChemistryLithium-ion/Li-Pol
    Series Cells2
    PackageDFN2.5×4-12
    Communication InterfaceI2C
    Operating Temperature Range(°C)-40 to 85
    Features / Special FunctionPatented Gauge Algorithm、Accurate Low-Side Current Sense 、high accurate VADC 、Hardware protections SCD, SCC and OCD、High-Side N-CH FET Drivers、Integrated Cell Balancing MOSFETs

    ·         Accurate Patented Gauge Algorithm

    ·         Current Consumption:

    §  100 µA Normal Operating Mode (typ.)

    §   50 µA Sleep Mode (typ.)

    §  1 µA Shutdown Mode (typ.)

    ·         Dual ADC for Simultaneous Current and Voltage Measurements

    ·         Automatic Compensation for Temperature, Age, Charge Rate and Self-Discharge

    ·         On-Chip Temperature Sensor for Monitoring System Temperature

    ·         Remote Temperature Sensor (Thermistor) Input

    ·         Accurate Low-Side Current Sense

    ·         Supports min 1mΩ Current Sense Resistors

    ·         Integrated Cell Balancing MOSFETs

    ·         SHA-256 and SHA1 authentication

    ·         Diagnostic lifetime data monitor

    ·         High-Side N-CH FET Drivers

    ·         Hardware protections SCD, SCC and OCD

    ·         400kHz I2C bus communications interface

    ·         Package: DFN2.5mm×4mm-12PIN

    The SY24622 is a fully integrated 2 series Lithium-Ion/Li-Pol battery gauge with authentication. The device communicates via an I2C compatible interface and combines a low-power, high-speed microcontroller, integrated flash memory and an accurate dual ADC along with a proprietary algorithm used for accurate battery capacity measurement. The device is designed to be embedded in battery packs. 

    Technical Documentation