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  • BQ4050EVM-561: Not Delivering Expected Charging Current to Battery

    Part Number: BQ4050EVM-561 Other Parts Discussed in Thread: BQ25700A , BQ4050 , BQSTUDIO Tool/software: I have set up the BQ4050EVM and BQ25700A EVM boards in the following manner: I have configured the BQ4050 parameters according to my battery specifications…

  • BQ4050EVM-561: Initial Setup and Evaluation Process

    TI Thinks Resolved
    Part Number: BQ4050EVM-561 Other Parts Discussed in Thread: BQ25700AEVM-732 , EV2400 , BQ25700 , BQ4050 , , BQ40Z50 Tool/software: I am planning to design a Battery Management System (BMS) using the BQ4050 fuel gauge and the BQ25700 battery charger IC. To…
    • Answered

  • BQ25700AEVM-732: Help Setting Up BQ25700AEVM and BQ4050EVM-561 Together to Charge a 3S Battery Pack

    Resolved
    Part Number: BQ25700AEVM-732 Other Parts Discussed in Thread: BQ4050EVM-561 , EV2400 Tool/software: I am working on a project to set up a charging system for a 3S Li-ion battery pack. I have the following: BQ25700AEVM BQ4050EVM-561 EV2400 I’ve gone through…
    • Resolved

  • BQ4050EVM-561: Failed to communicate with BQ4050EVM-561

    Part Number: BQ4050EVM-561 Other Parts Discussed in Thread: BQ4050 , Hi, In my project, I want to integrate the BQ4050 chip. As it has an SMBUS interface, and my MCU has an I2C interface, so I want to validate that I can communicate with it through I2C. …

  • BQ4050EVM-561: No address on SMBus

    Part Number: BQ4050EVM-561 Other Parts Discussed in Thread: BQ25792EVM , BQ4050 , EV2400 , BQSTUDIO We have ordered the development board of BQ4050 and it is a new board. We are not getting the address 0x16 on the either I2C scan or the SMBus scan after pressing…

  • BQ4050EVM-561: Design files

    TI Thinks Resolved
    Part Number: BQ4050EVM-561 Other Parts Discussed in Thread: BQ4050 Hi My customer want to evaluate BQ4050 in their new project. but we can not provide EVM. could you help provide EVM design file including schematic, layout, gerber ? then customer can…

  • BQ4050EVM-561: Question about operation of the BQ4050EVM

    TI Thinks Resolved
    Part Number: BQ4050EVM-561 Other Parts Discussed in Thread: BQ4050 , BQSTUDIO Hi Inquire about the operation of the BQ4050. It is operating as follows. - Current voltage: 13.2 volts (battery voltage) - Discharge voltage: 0V (keep cut off) - During charging…

  • BQ4050EVM-561: BQ studio Rsense

    TI Thinks Resolved
    Part Number: BQ4050EVM-561 Where in the BQ studio for the FG can I find the Rsense value? Are you able to change this value? Thanks

  • BQ4050EVM-561: EVM Wake Button

    TI Thinks Resolved
    Part Number: BQ4050EVM-561 Can you please help me understand the WAKE button down, I see CHG=18.8V and DSG = 5.5V, and I see 7.8V SW with 10k resistor, between 4P and Pack-. How does drawing 7.8V/10k (which looks like a 0.8mA load current) cause the Top…

  • BQ4050EVM-561: Programing EVM

    TI Thinks Resolved
    Part Number: BQ4050EVM-561 Other Parts Discussed in Thread: BQ4050 I want to be able to charge and discharge LiFePO4 battery right now, without having FG accuracy. Using the BQ4050 EVM with the below specifications: Vcharge = 3.65V Nom Full capacity =…

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