Bq40370 [2021] May 2026

is a specialized, proprietary battery fuel gauge and protection integrated circuit (IC) developed by Texas Instruments

6. Timing and Sequencing

• Startup
  • Use the BQ40370 in applications where highly accurate battery monitoring and control are critical, such as EVs, HEVs, and renewable energy systems.
  • Take advantage of the IC's active balancing feature to ensure optimal performance and extend battery life.
  • Use the IC's high-speed communication interfaces to simplify system design and improve performance.

  Steps:

  1. Connect SDA, SCL, VSS, BAT+ to the pack.
  2. Launch bqStudio → Select bq40370 from device list.
  3. Set chemistry (load a .chem file for your cells).
  4. Configure protection: