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Frequent questions

  • [FAQ] TPS546E25: I write to registers 0x33 and 0x46, but the register values do not change. Why?

    Part Number: TPS546E25 TPS546E25 FAQ Q: I write to registers 0x33 and 0x46 to update the switching frequency and overcurrent limit in NVM. After issuing STORE_USER_ALL and RESTORE_USER_ALL, the register values do not change. Why?

  • [FAQ] TPS546E25: Why Does the PMBus Address Change When Switching from Pin-Strap to NVM on TPS546E25

    Part Number: TPS546E25 When I change from using the pin-strap resistor for PMBus address to using the NVM address (by changing OVRD_PMB_ADDR), the device address changes after a power cycle. Why?

  • [FAQ] TPS546E25: How to use FUSION GUI in Offline mode with TPS546E25

    Part Number: TPS546E25 To use the FUSION GUI in offline mode with TPS546E25, use the attached TPS546E25 xml to get started. Start Fusion GUI, After scan, Click Offline Mode and Load the xml TPS546E25116.0 Address 17 Project File.xml

  • [FAQ] TPS546B25: How to use FUSION GUI in Offline mode with TPS546B25

    Part Number: TPS546B25 To use the FUSION GUI in offline mode with TPS546B25, use the attached TPS546B25 xml to get started. Start Fusion GUI, After scan, Click Offline Mode and Load the xml TPS546B25116.0 Address 17 Project File.xml

  • [FAQ] TPS546E25: FAQ Which version of FUSION GUI supports TPS546E25 and where to get it?

    Part Number: TPS546E25 Which version of FUSION GUI supports TPS546E25 and where to get it? TI FUSION Digital Power Designer 7.10.5 and later supports TPS546E25 Version 7.10.17 is available here Link to Product Folder Go to TPS546E25 Folder…

  • [FAQ] BQ25630EVM: .BQZ file for BQ25630 Evaluation Module

    Part Number: BQ25630EVM Other Parts Discussed in Thread: BQ25630 , BQSTUDIO , Please see attached for the BQ25630 BQZ file to be used with BQSTUDIO software. To use the GUI you will need to download Battery management studio software from TI.com,…

  • [FAQ] BQ2518xEVM: Where is the .bqz file? Can the EVM be used with the EV2400 and bqStudio?

    Part Number: BQ25188EVM Other Parts Discussed in Thread: BQSTUDIO , EV2400 , BQ25188 , BQ25186 , BQ21088 The BQ2518x EVM can be used with the EV2400 and bqStudio. Connect the SDA, SCL, and GND pins on the EVM to the corresponding pins on the EV2400…

  • [FAQ] BQ2518x FAQs

    Other Parts Discussed in Thread: BQ25186 , BQ21088 , BQ25180 , BQ25188 , BQ25185 , BQ21080 BQ2518x FAQ Home Page This home page is for common questions in relation to the BQ25188, BQ21088, BQ25185, BQ25186, BQ25180, and BQ21088. FAQs ----…

  • [FAQ] BQ2518x: How does the TS pin work for battery temperature monitoring?

    Part Number: BQ25188 Other Parts Discussed in Thread: BQ25185 TS pin operation The BQ2518x uses an internal 38uA current source on the TS pin to bias the NTC thermistor, and the resulting TS voltage is compared against internal reference voltage thresholds…

  • [FAQ] BQ2518x: Why are the registers resetting to the default values?

    Part Number: BQ25188 The BQ2518x resets its R/W registers to the default values whenever a reset condition occurs. This can happen due to watchdog timers, power-on reset (POR), or a software-initiated reset. Watchdog timer The BQ2518x includes a…

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