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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] BQ25700A: Why does BQ25700A start charging during initial power on?

    Tiger Zhou
    Tiger Zhou
    Part Number: BQ25700A Other Parts Discussed in Thread: BQ25703A , BQ25713 , BQ25710 , BQ25720 , BQ25730 , BQ25723 When the battery voltage is zero or fully depleted, it requires the host to charge it up, however, sometimes, the host is powered off the…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ25700A: How soon could the host write to the buck-boost charger after power on?

    Tiger Zhou
    Tiger Zhou
    Part Number: BQ25700A When an input source plugs in, the charger checks the input source voltage to turn on LDO and all the bias circuits. It sets the input current limit before the converter starts. The power-up sequence from DC source is as follows…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ25700A: Why is BQ25700A battery quiescent current higher than expected?

    Tiger Zhou
    Tiger Zhou
    Part Number: BQ25700A Other Parts Discussed in Thread: EV2400 The BQ25700A buck-boost charger has a low power mode, which puts the device with battery only for lowest quiescent current. PROCHOT, discharge current monitor buffer, power monitor buffer and…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ25730: [FAQ] How do I ensure the charger schematic is satisfactory? Is there a schematic checklist for TI buck boost controllers such as BQ25700A, BQ25703A, BQ25708, BQ25710, BQ25713, BQ25713B, BQ25720, BQ25723, BQ25730, BQ25731?

    Pengzhao Zhu
    Pengzhao Zhu
    Part Number: BQ25730 Other Parts Discussed in Thread: BQ25703A , BQ25713 , BQ25731 , BQ25710 , BQ25700A , BQ25708 , , BQ25723 , BQ25720 , BQ25713B Dear all, The following document shows key considerations when choosing external components for BQ25700A…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS2663: Paralleling eFuses

    Rakesh
    Rakesh
    Part Number: TPS2663 Other Parts Discussed in Thread: TPS1663 , , TPS2660 Can I parallel eFuses for higher currents ?
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] LM25066: What are the differences among LM25066I, LM25066A, LM25066IA, and LM25066?

    Avishek Pal
    Avishek Pal
    Part Number: LM25066 What are the differences among LM25066I, LM25066A, LM25066IA, and LM25066?
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS2663: How does PGTH function in TPS2663 ?

    Rakesh
    Rakesh
    Part Number: TPS2663 How does PGTH function in TPS2663 ?
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS2662: Can I connect RTN to GND ?

    Rakesh
    Rakesh
    Part Number: TPS2662 Can I connect RTN to GND ?
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ769142: MOSFET short after short-circuit test - voltage now always ON

    Olivier Nguyen
    Olivier Nguyen
    Part Number: BQ769142 Other Parts Discussed in Thread: CSD Hi TI forum, as you might know, we are very pleased with our custom-made BMS using the BQ769142. I am now making further tests in order to apply for IEC Certfication. I made a short-circuit…
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS2660: Can TPS2660 be used to protect negative voltage rails ?

    Rakesh
    Rakesh
    Part Number: TPS2660 Other Parts Discussed in Thread: TPS23523 , LM5068 , LM5067 Can TPS2660 be used to protect negative voltage rails ?
    • Answered
    • over 3 years ago
    • Power management
    • Power management forum
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  • Answered

    LM5116: Part marking interpretation 0 Locked

    338 views
    7 replies
    Latest over 1 year ago
    by EricLee
  • Answered

    UCC5870-Q1: Secondary Side ASC on Powerup - Update to Previous Question 0 Locked

    164 views
    1 reply
    Latest over 1 year ago
    by Pratik Adibatla
  • Answered

    TPS7A20: SPICE Model Output Voltage 0 Locked

    510 views
    2 replies
    Latest over 1 year ago
    by FarronDacus
  • Suggested Answer

    BQ34Z100-R2: Development board with BQ76940 or BQ76952 0 Locked

    250 views
    1 reply
    Latest over 1 year ago
    by Diego
  • Suggested Answer

    TPS65988: TPS68599 reference design and FW configure 0 Locked

    210 views
    1 reply
    Latest over 1 year ago
    by Aya Khedr
  • Suggested Answer

    TPS92682-Q1: VDD 5V output 0 Locked

    177 views
    1 reply
    Latest over 1 year ago
    by Tuan Tran74
  • Not Answered

    BQ76952: The balanced current of the highest battery Cn is too small 0 Locked

    146 views
    2 replies
    Latest over 1 year ago
    by Thomas Rainey
  • Suggested Answer

    UCD3138: Can Fusion Digital Power Studio support BUCK topology for UCD3138? 0 Locked

    548 views
    3 replies
    Latest over 1 year ago
    by Jonathan Wong
  • Answered

    TPS25730: Enabling buck converters (TPS565201 and TPS563201) when VBUS power is good 0 Locked

    435 views
    2 replies
    Latest over 1 year ago
    by Lippold Haken
  • Not Answered

    BQ40Z50-R2: Help changing the firmware logic to make our pack compatible with previous system 0 Locked

    256 views
    6 replies
    Latest over 1 year ago
    by Jose Couso
  • Suggested Answer

    LM5033: LM5033MM vs LM5033MMX 0 Locked

    217 views
    2 replies
    Latest over 1 year ago
    by Manuel Alva Hernandez
  • Suggested Answer

    BQ77915: Wiring batteries in parallel 0 Locked

    222 views
    1 reply
    Latest over 1 year ago
    by Thomas Rainey
  • Not Answered

    TPS65988DK: unable to program the flash memory 0 Locked

    168 views
    1 reply
    Latest over 1 year ago
    by Christopher Lim1
  • Answered

    UCD3138128A: SPI BUS used as GPIO 0 Locked

    333 views
    7 replies
    Latest over 1 year ago
    by Jonathan Wong
  • Suggested Answer

    BQ27441-G1: basic question for use 0 Locked

    239 views
    3 replies
    Latest over 1 year ago
    by Siddharth Venkatesan
  • Suggested Answer

    TPS25846-Q1: MFI test 0 Locked

    235 views
    1 reply
    Latest over 1 year ago
    by Seong Kim
  • Suggested Answer

    UCC28C59-Q1: Power management forum-Critical Issues with Manufacturer Spice Model: Inconsistent Voltage, Current & Feedback, despite Exact EVK design Replication. 0 Locked

    203 views
    1 reply
    Latest over 1 year ago
    by Hong Huang
  • Suggested Answer

    ATL431: ATL431AIDBZR Cathode Leakage current 0 Locked

    221 views
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    Latest over 1 year ago
    by Jackson Wightman
  • Answered

    UC1843A: Considering VGS 0 Locked

    275 views
    5 replies
    Latest over 1 year ago
    by Steven Mappus1
  • Not Answered

    BQ41Z50: Can it be used in combination with these other TI parts? 0 Locked

    242 views
    1 reply
    Latest over 1 year ago
    by Aya Khedr
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