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  • BQ79731-Q1: Using BQ79731-Q1 in an external Battery Charger

    TI Thinks Resolved
    Part Number: BQ79731-Q1 Hi, I am going to use BQ79731-Q1 in an external EV battery charger, outside the EV. It will monitor battery pack voltage, current and temperature and I will use that to estimate battery SOC and SOH during and at the end of charging…
    • Answered

  • BQ79731-Q1: BQ79731 Current sensor calcualtion.

    Resolved
    Part Number: BQ79731-Q1 Hi All, I am using BQ79731 in my project. i connected shunt resistor as current sensor to BQ79731 SRP1 & SRN1 ( Current sense Channel) pins respectively. Reading voltage drop across shunt. input range to SRP1 & SRN1 channel is…
    • Resolved
    • Answered

  • BQ79731-Q1: Current sense setting of BQ79731-Q1 GUI

    Resolved
    Part Number: BQ79731-Q1 Hi team, I'm using BQ79731-Q1 GUI to test the current detect function. And I find there is a current sense setting in the GUI. Could you please tell me what the meaning of CS_DR and how to choose the CS_DR and the LPF_CS? …
    • Resolved

  • BQ79731-Q1: Pins names / numbers

    TI Thinks Resolved
    Part Number: BQ79731-Q1 Hello, I am currently designing a design and I would like to use the BQ79731-Q1 but I cannot find the name of the pins by pins in the datasheet. Is it possible to have them? Thanks

  • BQ79731-Q1: BQ79731-Q1 Chip not able to Communicate with our MCU we are using SPI Protocol for the Interfacing

    TI Thinks Resolved
    Part Number: BQ79731-Q1 Hi Ti, We are using BQ79731-Q1 in one of our Design but we are unable to have a Communication with the High Voltage Core IC( BQ79731-Q1) with our MCU, as per the Datasheet we are using SPI Communication Protocol. Initial Diagnostics…

  • TMS320F280039C-Q1: MW ESS application

    Part Number: TMS320F280039C-Q1 Other Parts Discussed in Thread: BQ79616-Q1 , BQ79731-Q1 , , TMS320F280039C Hi, The customer is a company that manufactures and sells grid-scale MW ESS. Planning to upgrade MW ESS. MW ESS concept : 1. Rack voltage up to 1,500…

  • Communication protocol between DC fast charger and EV BMS

    TI Thinks Resolved
    Hi, I am working on the design of an external charger for EV batteries. Specifically in case of DC fast charge: I need to know when the external charger communicates with EV BMS, what information about the EV battery is shared with the external charger…

  • BQ79631-Q1: Electro-impedance spectroscopy (EIS)

    TI Thinks Resolved
    Part Number: BQ79631-Q1 Other Parts Discussed in Thread: BQ79616-Q1 , BQ79731-Q1 , BQ79718-Q1 Hi TI Team, There is the technical article below about Electro-impedance spectroscopy(EIS). What are BMICs using EIS? BQ79731-Q1, BQ79631-Q1, BQ79616-Q1? Please…
    • Answered

  • TPSI2140-Q1: Insulation Resistance Measurement

    Resolved
    Part Number: TPSI2140-Q1 Other Parts Discussed in Thread: BQ79731-Q1 , , BQ79631-Q1 Hello TI, I would like to use the Battery V- reference architecture of TPSI2140 advance information for the 1000V BMS system for insulation resistance measurement. I want…
    • Resolved

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