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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

    UCC28950: UCC28950 SR MOS 0 Locked

    216 views
    3 replies
    Latest over 4 years ago
    by Ulrich Goerke
  • Answered

    BQ25887: Having trouble getting manual balancing to work 0 Locked

    413 views
    2 replies
    Latest over 4 years ago
    by DAVID BROBST
  • Suggested Answer

    TPS612592: if TPS612592A (5.2V version) is available and is pin-to-pin compatible with TPS61253A 0 Locked

    361 views
    1 reply
    Latest over 4 years ago
    by Zack Liu
  • Suggested Answer

    TPS61046: Current Limit Questions 0 Locked

    166 views
    1 reply
    Latest over 4 years ago
    by Minqiu Xie
  • Suggested Answer

    TPS61199: indication an open string 0 Locked

    195 views
    1 reply
    Latest over 4 years ago
    by Yuting Shao
  • Suggested Answer

    LP8866-Q1: Looking for a small footprint 4-character 7-segment LCD display driver 0 Locked

    4050 views
    7 replies
    Latest over 4 years ago
    by Charles-Chen
  • Suggested Answer

    LM5122: Dual phase with LM5122 0 Locked

    840 views
    11 replies
    Latest over 4 years ago
    by Yinsong Cai1
  • Suggested Answer

    UCC28730-Q1: Use UCC28730 instead of TPS40210 0 Locked

    515 views
    1 reply
    Latest over 4 years ago
    by Ulrich Goerke
  • Not Answered

    TPS23882: SRAM Code Load Error 0 Locked

    405 views
    11 replies
    Latest over 4 years ago
    by Darwin Fernandez
  • Suggested Answer

    BQ76920: First connect battery cells, then connect the GND(V-) 0 Locked

    412 views
    2 replies
    Latest over 4 years ago
    by WM5295
  • Answered

    BQ76920EVM: REG1 and REG2 always ouput 0V 0 Locked

    375 views
    1 reply
    Latest over 4 years ago
    by WM5295
  • Answered

    TPS92692: Conditions for overcurrent protection operation 0 Locked

    302 views
    6 replies
    Latest over 4 years ago
    by user4998452
  • Answered

    LM5575: Two questions regarding this part 0 Locked

    400 views
    2 replies
    Latest over 4 years ago
    by Colin Waterhouse
  • Suggested Answer

    TPS54227: asking for TPS54227 design review 0 Locked

    370 views
    3 replies
    Latest over 4 years ago
    by Tahar Allag
  • Answered

    BQ27421-G1: Gauging while in the learning cycle at the target system with gauge IC configured with GoldenImage data. 0 Locked

    493 views
    3 replies
    Latest over 4 years ago
    by Jessica H.
  • Not Answered

    LM5155: Protecting FB pin from damage 0 Locked

    209 views
    3 replies
    Latest over 4 years ago
    by Garrett Roecker
  • Suggested Answer

    BQ4050EVM-561: Design for 3 Cell Series LiFePo4 batteries. 0 Locked

    243 views
    1 reply
    Latest over 4 years ago
    by Nick Brylski
  • Suggested Answer

    BQ25616: Boost mode while battery below 3 V 0 Locked

    422 views
    1 reply
    Latest over 4 years ago
    by Ning T
  • Answered

    LM5026: LM5026 dead time issue 0 Locked

    932 views
    7 replies
    Latest over 4 years ago
    by Steven Mappus1
  • Answered

    TPS546D24A: how to decide Vmax and Vmin through Table 13 0 Locked

    629 views
    1 reply
    Latest over 4 years ago
    by Peter James Miller
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