Texas Instruments (TI) Power management support forum is an extensive online knowledge base where millions of technical questions and solutions are available 24/7. You can search power management IC content or ask technical support questions on everything from linear and DC/DC switching regulators to battery management and LED drivers. Find the right solution for your circuit design challenges by using our TI E2E™ support forums that are supported by thousands of contributing TI experts.
Frequent questions

  • [FAQ] TPS650861: Evaluating the User programmable TPS650861

    Part Number: TPS650861 When evaluating the TPS650861 device with the EVM, BOOSTXL-TPS650861, or a custom board it is important to first program the device using the OTP generator tool, which can be found on the product page on TI.com and linked below…

  • [FAQ] TPS65381A-Q1: TPS65381-Q1, TPS65381A-Q1: How to Monitor an External Regulator using TPS65381x-Q1 devices

    Part Number: TPS65381A-Q1 Other Parts Discussed in Thread: TPS65381-Q1 This thread applies to all TPS65381-Q1 and TPS65381A-Q1 devices. The VDD1 LDO controller feedback pin (VDD1_SENSE) can be used to monitor an external voltage regulator (for example…

  • [FAQ] What is the procedure to program the SHA-1 secure key?

    Other Parts Discussed in Thread: BQ40Z50-R2 The BQ40Z50-R4, BQ40Z50-R3, and BQ40Z50-R2 have the option to choose the secure memory location for SHA-1 authentication. To program the SHA-1 key into secure memory a specific sequence of commands is required…

  • [FAQ] TPS65381A-Q1: TPS65381-Q1, TPS65381A-Q1: How to Pick Feedback Resistor Values for the VDD1 LDO Controller

    Part Number: TPS65381A-Q1 Other Parts Discussed in Thread: TPS65381-Q1 This thread applies to all TPS65381-Q1 and TPS65381A-Q1 devices. When designing a system with these devices it is important to select the correct feedback resistors for the VDD1…

  • [FAQ] TPS65910: How to handle unused pins for those regulators not used?

    Part Number: TPS65910 Please follow the document linked here ; it's named "TPS65910x Schematic Checklist (Rev. B)". Please let's know if you have further questions. Thanks! Phil

  • [FAQ] TPS565242: [FAQ] What is the difference between ECO mode and FCCM mode of buck converter?

    Part Number: TPS565242 Other Parts Discussed in Thread: TPS564247 Nowadays, ECO mode and FCCM mode are the most popular 2 operation mode of a buck converter. This FAQ will make a sample explanation about this operation mode, help user make a proper decision…

  • [FAQ] BQ76952: What is the default output of PDSG/PCHG when pre-discharge and pre-charge is enabled

    Part Number: BQ76952 Hi team, What is the output voltage for PDSG and PCHG when pre-discharge and pre-charge are all enabled? Could you help to explain below EC table? I am confused the output voltage? If PCHG or PDSG is off, what would…

  • [FAQ] BQ76952: Connecting battery cells to the BQ769x2 family of monitors

    Other Parts Discussed in Thread: BQ76952 , BQ76942 How should I connect battery cells to the BQ769x2 family of monitors?

  • [FAQ] BQ76952: What is the difference between OCD1, OCD2, OCD3 and SCD?

    Part Number: BQ76952 What is the difference between the different discharge current protections, OCD1, OCD2, OCD3 and SCD?

  • [FAQ] TPS62125: TPS62125 Inverting Buck-Boost Application Risk

    Part Number: TPS62125 Other Parts Discussed in Thread: TPS629206 , TPS629210 , TPS629203 , Hi, The TPS62125 configured as inverting buck-boost application is very risky. We strongly recommend using our new generation buck converter TPS629203 or -Q1…

View FAQ threads