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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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  • Not Answered

    TPS929240-Q1: difference between 929240AQ and 929240Q 0 Locked

    259 views
    2 replies
    Latest over 1 year ago
    by Daniel Wang (auto)
  • Suggested Answer

    TPS1211-Q1: I use TPS12111LQDGXRQ1 in my design, I want to know whether the IC support MOS soft start?If support,how much sort start time? 0 Locked

    346 views
    7 replies
    Latest over 1 year ago
    by Rakesh
  • Suggested Answer

    TPS61161: Request MTBF Datasheet 0 Locked

    197 views
    2 replies
    Latest over 1 year ago
    by Patrick Yao
  • Not Answered

    TPS53679: Power sequencer 5V can power up after 12V or not ? 0 Locked

    237 views
    1 reply
    Latest over 1 year ago
    by Richard Yang1
  • Suggested Answer

    TPS929120-Q1: Current Reference Resistor selection 0 Locked

    193 views
    1 reply
    Latest over 1 year ago
    by Hailee Xu
  • Suggested Answer

    TPS16630-32EVM: Evaluation Question 0 Locked

    202 views
    1 reply
    Latest over 1 year ago
    by Rakesh
  • Suggested Answer

    TMDSEVM6657: UCD9222 Question 0 Locked

    395 views
    6 replies
    Latest over 1 year ago
    by byungjoo goh
  • Not Answered

    TPS1663: TPS16630 stays off for longer than expected 0 Locked

    192 views
    1 reply
    Latest over 1 year ago
    by Rakesh
  • Not Answered

    TPS4811-Q1: TPS4811-Q1 0 Locked

    347 views
    1 reply
    Latest over 1 year ago
    by Rakesh
  • Not Answered

    BQ40Z50-R2: FAH of the battery pack jump to zero 0 Locked

    434 views
    3 replies
    Latest over 1 year ago
    by Adrian
  • Answered

    TPS1211-Q1: Short-circuit detection 0 Locked

    221 views
    1 reply
    Latest over 1 year ago
    by Rakesh
  • Answered

    TPS2660: Is there any part similar to the TPS26601 but that shut the device down at logic high? 0 Locked

    237 views
    1 reply
    Latest over 1 year ago
    by Rakesh
  • Suggested Answer

    LM3549: LM3549 exposed thermal pad 0 Locked

    296 views
    3 replies
    Latest over 1 year ago
    by Jared Zhou
  • Suggested Answer

    LP55231: Not able to read and write the program memory of SRAM of LP55231 0 Locked

    366 views
    3 replies
    Latest over 1 year ago
    by Jared Zhou
  • Suggested Answer

    TPS62933O: TPS62933ODRLR SOT583 Schematic and Component MPN Required 0 Locked

    487 views
    3 replies
    Latest over 1 year ago
    by Gui He
  • Suggested Answer

    TUSB546A-DCI: IBIS Model 0 Locked

    172 views
    1 reply
    Latest over 1 year ago
    by David (ASIC) Liu
  • Answered

    TPS650332-Q1: MCU I2C CYC Byte 0 Locked

    201 views
    1 reply
    Latest over 1 year ago
    by Phil Yi
  • Suggested Answer

    TPS564257: TPS564257 D-CAP 3 or D-CAP 1? 0 Locked

    258 views
    1 reply
    Latest over 1 year ago
    by Lucia Gao
  • Suggested Answer

    LM5185: If we have the product with more larger Vin 0 Locked

    324 views
    6 replies
    Latest over 1 year ago
    by Ethan Liu
  • Answered

    UCC27714: MOS driver 0 Locked

    423 views
    8 replies
    Latest over 1 year ago
    by xx Gu
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