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Manufacturer Part Number: BQ7693003DBTR Manufacturer / Brand: TI
Part of Description: Battery Management Li-Ion, Li-Phosphate Battery Moniter Lead Free Status / RoHS Status: table_img Lead free / RoHS Compliant
Ship From: HK/Shen Zhen Shipment Way: DHL/Fedex/TNT/UPS

Product parameters

Mounting StyleSMD/SMT
Package / CaseTSSOP-30
ProductBattery Protection
Operating Supply Voltage25 V
Output Voltage3.3 V
Minimum Operating Temperature– 40 C
Maximum Operating Temperature+ 85 C
Factory Pack Quantity2000
SubcategoryPMIC – Power Management ICs
Product TypeBattery Management
Unit Weight0.003439 oz

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    The BQ7693003DBTR is a battery management integrated circuit (Battery Management IC) from Texas Instruments (TI), designed specifically for monitoring and protecting multi-cell lithium battery packs. Below are the key features and description of the device:

    Key Features:

    1. Battery Cells: Supports 3 to 6 series-connected lithium cells
    2. Protection Functions: Provides over-voltage, under-voltage, over-current, short-circuit, and temperature protection
    3. Integrated Analog Front End (AFE): For battery voltage and temperature measurement
    4. Current Monitoring: Measures current using an external shunt resistor
    5. Integrated Balancing Circuit: For passive cell balancing
    6. Low Power Mode: Extremely low current consumption in standby mode
    7. Interface: I²C interface for easy communication with a microcontroller
    8. Package: VQFN-24

    Functional Overview:

    • Multi-Cell Monitoring: Capable of monitoring the voltage and temperature of up to 6 cells simultaneously, ensuring safe operation of the battery pack.
    • Comprehensive Protection Functions: Built-in protection mechanisms include over-voltage, under-voltage, over-current, short-circuit, and temperature protection, preventing battery damage and safety hazards.
    • Battery Balancing: The integrated passive balancing circuit ensures voltage consistency across the cells, enhancing the lifespan and performance of the battery pack.
    • Low Power Consumption: Designed with a low-power mode suitable for battery management applications requiring extended standby periods.
    • Ease of Integration: The I²C interface facilitates easy communication and control with the system’s microcontroller.

    Application Areas:

    • Power tools
    • Electric bicycles and scooters
    • Portable medical devices
    • Uninterruptible power supplies (UPS)
    • Energy storage systems

    The BQ7693003DBTR, as a highly integrated battery management IC, is widely used in devices requiring reliable battery monitoring and protection, ensuring the safety and efficiency of battery systems.