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  • BQ79656-Q1: BQ79656 Wake up by noise

    Part Number: BQ79656-Q1 Hello. We have issue about BQ79656, when the noise injected to communication line then BQ79656 state changes to active. So BQ79656 consume current of Battery and finally battery gone full discharged. We wonder TI have some…

  • BQ79656-Q1: BQ79656-Q1: Issue with communication between the MCU and BQ79656-Q1 AFE

    TI Thinks Resolved
    Part Number: BQ79656-Q1 Other Parts Discussed in Thread: BQ79616 Hi, I am working on a custom Battery Management System (BMS) using STM32L476RG as the MCU and BQ79656‑Q1 as the AFE. I initially validated the MCU side by testing the on‑board LEDs…

  • BQ79656-Q1: BQ79656-Q1 New Design Related Questions

    TI Thinks Resolved
    Part Number: BQ79656-Q1 Other Parts Discussed in Thread: BQ79616-Q1 Hello, We are currently developing a new 24S Li-ion Battery Management System for EV/E-bike applications and are evaluating the BQ79616-Q1 and BQ79656-Q1 device family. We would…
    • Answered

  • BQ79656-Q1: Request for Functional Safety Manual and Secure Resources for BQ79656-Q1

    Resolved
    Part Number: BQ79656-Q1 Hello, We are currently developing a lead-acid battery monitoring system for industrial UPS and rectifier applications. This device is being reviewed for a 2V 16-channel lead-acid battery cell monitoring architecture. In this…
    • Resolved
    • Answered

  • BQ79656-Q1: BMS architecture review for lead-acid battery monitoring using BQ79656-Q1, ADS8688, and TI MCU

    Resolved
    Part Number: BQ79656-Q1 Other Parts Discussed in Thread: BQ79600-Q1 , ADS8688 , MSPM0G3507-Q1 , TM4C1294NCPDT , BQ79731B-Q1 Hello TI E2E Support Team, My name is Jung Deuk-keun, President of TwinRISLab Inc. We are developing a BMS for lead-acid battery…
    • Resolved

  • BQ79656-Q1: Regarding Module Balancing

    Part Number: BQ79656-Q1 Hello E2E Experts, 1) As shown in the BQ79656-Q1 datasheet for module balancing, Just by connecting load resistance to GPIO3 and configuring the pin for module balancing if I can balance the entire pack then what is the max allowable…

  • BQ79656-Q1: Question about BQ79656-Q1

    TI Thinks Resolved
    Part Number: BQ79656-Q1 Other Parts Discussed in Thread: BQ79616-Q1 Tool/software: Dear TI experts, My customer considers BQ79656-Q1 for their new project, 48V BMS system. And they asked some questions. Could you check it? 1. Is it possible to use…
    • Answered

  • BQ79656-Q1: BQ79656 Design – Need Alternate for HMU1228NL Transformer

    Resolved
    Part Number: BQ79656-Q1 Other Parts Discussed in Thread: BQ79616-Q1 Dear TI Experts, I recently completed the design of the BQ79656 board. Before starting the design, I had checked the availability of the required components online and found everything…
    • Resolved

  • BQ79656-Q1: Random Junk Values in Cell Voltage and Temperature Readings

    Part Number: BQ79656-Q1 Other Parts Discussed in Thread: USB2ANY Hi TI Team, I wanted to follow up on this ( https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1492693/bq79656-q1-bq79656-random-junk-values-in…

  • BQ79656-Q1: Power Rails Dropping During Runtime – Unable to Establish UART Communication

    Part Number: BQ79656-Q1 Other Parts Discussed in Thread: BQ79616-Q1 , USB2ANY Hi, I am currently working on a custom BMS board using the BQ79656-Q1 with an STM32L476RG MCU. Our design monitors a 32-cell stack , using two BQ79656-Q1 devices in a daisy…

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