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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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    LM5143DESIGN-CALC: Power loss on Quickstart Design Tool 0 Locked

    965 views
    1 reply
    Latest over 4 years ago
    by Timothy Hegarty
  • Suggested Answer

    BQ78350-R1: Precharge Time Configuration Using BQStudio. 0 Locked

    376 views
    1 reply
    Latest over 4 years ago
    by Matt Sunna
  • Suggested Answer

    TPS650864: Data on output ripple characteristics 0 Locked

    209 views
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    Latest over 4 years ago
    by Kevin LaRosa
  • Not Answered

    LM5150-Q1: LM5150 working current abnormal in low voltage input condition. 0 Locked

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

    Lithium-ion battery charger reference design 0 Locked

    461 views
    3 replies
    Latest over 4 years ago
    by Jeff F
  • Answered

    UCD90120A: Run time Clock - Drifitng 0 Locked

    196 views
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    Latest over 4 years ago
    by prasanna raghunathan
  • Suggested Answer

    LM5020: bootstrap values 0 Locked

    269 views
    2 replies
    Latest over 4 years ago
    by Garrett Roecker
  • Not Answered

    LM3481: LM3481 - Radiated Emission issue 0 Locked

    223 views
    3 replies
    Latest over 4 years ago
    by Garrett Roecker
  • Answered

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    458 views
    5 replies
    Latest over 4 years ago
    by Karen Buitano
  • Not Answered

    LM5155: current limit threshold during Soft start 0 Locked

    192 views
    1 reply
    Latest over 4 years ago
    by Garrett Roecker
  • Suggested Answer

    BQ25896: EN HiZ mode 0 Locked

    594 views
    5 replies
    Latest over 4 years ago
    by Ning T
  • Suggested Answer

    BQ25895: I2C communication problem 0 Locked

    659 views
    11 replies
    Latest over 4 years ago
    by Ning T
  • Suggested Answer

    BQ77915: Cell Voltage sense inputs functionality and Rin/Cin selection 0 Locked

    260 views
    1 reply
    Latest over 4 years ago
    by WM5295
  • Suggested Answer

    BQ34Z100-G1: Field with IT Track Disabled 0 Locked

    500 views
    4 replies
    Latest over 4 years ago
    by Steve Butler1
  • Answered

    BQ24133: Could you review schematic for BQ24133? 0 Locked

    933 views
    1 reply
    Latest over 4 years ago
    by Ricardo
  • Suggested Answer

    Battery Management Products - High Charge and Discharge currents 0 Locked

    192 views
    1 reply
    Latest over 4 years ago
    by Wyatt Keller
  • Suggested Answer

    BQ34110: What is the difference between SUBCOMMANDs ALL_DF_SUM and STATIC_DF_SUM? 0 Locked

    214 views
    2 replies
    Latest over 4 years ago
    by Derek
  • Answered

    LM317: MIL-STD-461 CS106 0 Locked

    339 views
    3 replies
    Latest over 4 years ago
    by Mark Mell
  • Suggested Answer

    BQ40Z50-R3-DEVICE-FW: Gauge shuts down unexpectedly 0 Locked

    399 views
    9 replies
    Latest over 4 years ago
    by Wyatt Keller
  • Not Answered

    TPS3700: Resistance supervision 0 Locked

    358 views
    9 replies
    Latest over 4 years ago
    by Ben C
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