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Power management

Power management

Power management forum

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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] TPSF12C1 and TPSF12C3 power-supply filter IC FAQs

    Timothy Hegarty
    Timothy Hegarty
    Other Parts Discussed in Thread: TPSF12C1 , TPSF12C3 Part Numbers: TPSF12C1/3/-Q1 TPSF12C1/-Q1 and TPSF12C3/-Q1 FAQ home page This is the home page for common questions and collateral resources related to the TI's new family of power-supply filter…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ25620: How is VSYS regulated for BQ25620/22 and BQ25628/29? What conditions determine how it’s regulated? When is SYSMIN threshold valid?

    Alec Lehman
    Alec Lehman
    Part Number: BQ25620 The BQ2562x family of chargers use the Narrow VDC (NVDC) architecture where system and battery are separated by BATFET. The way VSYS is regulated depends on two key conditions: whether charging is enabled or disabled and whether…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] Which Battery Applications should I use Non-isolated Gate Drivers For?

    Carson Gamble
    Carson Gamble
    Other Parts Discussed in Thread: TIDA-010216 , UCC27524 , BQ76952 , UCC27517 , UCC27624 , PMP10110 , UCC27714 , PMP21529 , UCC27211A Non-isolated gate drivers are used in battery applications. This will go over multiple different applications, the benefits…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] How Do I Choose the Best Non-isolated Gate Driver for Electric Vehicle (EV) Charging Station Topologies?

    Carson Gamble
    Carson Gamble
    Electric vehicle (EV) charging systems are of two types: AC and DC. The AC charging system has to interface with the EV's internal on-board charger (OBC) before reaching the battery. The DC charging system interfaces with an external Electric Vehicle…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ24800: What is the sequence of ACFET/RBFET and BATFET when the adapter is plugged in? What is it when the adapter is unplugged? Can these FETs be on at the same time? What happens if a battery is removed or inserted while an adapter is present...

    Alec Lehman
    Alec Lehman
    Part Number: BQ24800 ACFET/RBFET and BATFET can never be on at the same time, otherwise there would be a short from the adapter input to the battery. The process always starts from ACDET, which cannot be ignored by the controller, although it can be directly…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ24800: I am using sense resistor values other than 10mΩ to extend the input current range, but the GUI does not display this extended range.

    Alec Lehman
    Alec Lehman
    Part Number: BQ24800 The GUI display is written based on 10mΩ sense resistors, so the IIN_HOST register (0x3F) displays the same setting values regardless of the input sense resistor used. Therefore, the user needs to convert/scale the setting values…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ24800: Where is the full datasheet for BQ24800?

    Alec Lehman
    Alec Lehman
    Part Number: BQ24800 The full datasheet for BQ24800 currently has to be requested. On the product page ( here ), scroll to "Request more information".
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ27Z746 FAQs

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: BQ27Z746 BQ27Z746 FAQ Home Page This is the home page for common questions in relation to the BQ27Z746 . FAQs Related FAQ home pages: Impedance Track FAQ home Page What information does TI need to help with…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ78Z100 FAQs

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: BQ78Z100 BQ78Z100 FAQ Home Page This is the home page for common questions in relation to the BQ78Z100 . FAQs Related FAQ home pages: Impedance Track FAQ home Page What information does TI need to help with…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ28Z610 FAQs

    Wyatt Keller
    Wyatt Keller
    BQ28Z610 FAQ Home Page This is the home page for common questions in relation to the BQ28Z610 and BQ28Z610-R1 . FAQs Related FAQ home pages: Impedance Track FAQ home Page What information does TI need to help with learning/accuracy/operation…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
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  • Answered

    BQ40Z50-R1: Is SLEEP mode not included in RELAX mode? 0 Locked

    396 views
    12 replies
    Latest over 1 year ago
    by Hitoshi Okuma
  • Answered

    TPS3705: How to latch WDO/ 0 Locked

    303 views
    3 replies
    Latest over 1 year ago
    by Walter Zollinger
  • Answered

    BQ25895: Source Detection vs Vsys 0 Locked

    434 views
    9 replies
    Latest over 1 year ago
    by Mike Yu
  • Answered

    USB-PD-CHG-EVM-01: BQ25731 Config Battery Charging Voltage to 4.2V 0 Locked

    191 views
    2 replies
    Latest over 1 year ago
    by Mike Yu
  • Suggested Answer

    TPS54061: Simulation file export failed 0 Locked

    224 views
    3 replies
    Latest over 1 year ago
    by Ridge Lahti
  • Answered

    BQ25756: MPPT just for solar? 0 Locked

    361 views
    5 replies
    Latest over 1 year ago
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  • Answered

    TPS54628: TPS54628DDAR inter FET body diode question 0 Locked

    633 views
    30 replies
    Latest over 1 year ago
    by Amod Vaze
  • Not Answered

    BQ76952: BQ76952:Accum Charge 0 Locked

    146 views
    1 reply
    Latest over 1 year ago
    by Max Verboncoeur
  • Suggested Answer

    BQ76952: PCHG FET drive 0 Locked

    425 views
    5 replies
    Latest over 1 year ago
    by Max Verboncoeur
  • Answered

    TPS6594-Q1: OSC32KIN/OUT if unused 0 Locked

    149 views
    1 reply
    Latest over 1 year ago
    by Michael Gambrill
  • Suggested Answer

    BQ25887EVM: QBLK continuously triggered 0 Locked

    370 views
    1 reply
    Latest over 1 year ago
    by Michael Emanuel35
  • Answered

    TPS6594-Q1: "TO_SAFE_SEVERE and TO_SAFE" seuqence 0 Locked

    174 views
    1 reply
    Latest over 1 year ago
    by Michael Gambrill
  • Answered

    TPS6594-Q1: Power down sequence in SK-AM69 0 Locked

    159 views
    1 reply
    Latest over 1 year ago
    by Michael Gambrill
  • Suggested Answer

    UCD90320: Questions of UCD90320 0 Locked

    175 views
    2 replies
    Latest over 1 year ago
    by Dhruv Choksi
  • Suggested Answer

    TPS7A4501-SP: Thermal pad soldering 0 Locked

    147 views
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    by Sarah Koch
  • Suggested Answer

    SM72295: Half-Bridge Configuration? 0 Locked

    699 views
    4 replies
    Latest over 1 year ago
    by Alexander Mazany
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    BQ27Z561: BQ27Z561 0 Locked

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    by Anthony
  • Suggested Answer

    XILINX ARTIX-7 FPGA 0 Locked

    352 views
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    BQ24297: BQ24297 VS BQ24298. 0 Locked

    243 views
    1 reply
    Latest over 1 year ago
    by Juan Ospina
  • Suggested Answer

    TPS22960: Bleed Resistor & Freewheeling Diodes for TPS22960 0 Locked

    342 views
    1 reply
    Latest over 1 year ago
    by Patrick Shalton
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