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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

    LM3530: LED Driver Applications 0 Locked

    433 views
    21 replies
    Latest 6 months ago
    by Patrick Yao
  • Answered

    LP8865X-Q1: EVM and design calulator 0 Locked

    116 views
    1 reply
    Latest 6 months ago
    by Zhiqian Wu
  • Answered

    TPS546A24A: How to count PU resistor on I2C Bus(PMBus_? 0 Locked

    242 views
    8 replies
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    by Nick Wu
  • Suggested Answer

    LM5176: Peak current limit activation time 0 Locked

    188 views
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    TPS2120: TPS2120 0 Locked

    58 views
    1 reply
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  • Answered

    LM36922: How to connect pins when using I2C control. 0 Locked

    109 views
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  • Suggested Answer

    TPS92641: SIMPLIS model request 0 Locked

    131 views
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  • Answered

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    127 views
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  • Not Answered

    HOTSWAP-EFUSECALCULATORS: Information about Efuses 0 Locked

    93 views
    1 reply
    Latest 6 months ago
    by Kunal Goel
  • Not Answered

    TPS25854-Q1: Interface Between TI USB PD Controller and Injoinic InnoSwitch via I2C 0 Locked

    203 views
    2 replies
    Latest 6 months ago
    by Kalyan Tarafdar
  • Suggested Answer

    BQ78350-R1: BQ78350 _ R3 0 Locked

    157 views
    4 replies
    Latest 6 months ago
    by Hardik Mehta
  • Answered

    LMZ31530: LMZ31530 RSET calculation for Vout 0.85V with 5.5V PVIN 0 Locked

    92 views
    2 replies
    Latest 6 months ago
    by Blessing Selvakumar
  • Suggested Answer

    LM8365: CMRT 6.4 0 Locked

    140 views
    1 reply
    Latest 6 months ago
    by Masoud Beheshti61
  • Answered

    TPS1663: Maximum allowed di/dt for hot short 0 Locked

    128 views
    3 replies
    Latest 6 months ago
    by Amrit Jit
  • Answered

    TPS929120-Q1: Can the channels be connected to drive one LED? 0 Locked

    84 views
    1 reply
    Latest 6 months ago
    by Xiaoguang
  • Suggested Answer

    TPS54538: Alternate for TPS54538RQFR 0 Locked

    163 views
    5 replies
    Latest 6 months ago
    by Colin Chen
  • Answered

    TPS65988: 65988 can’t charge an external dead battery 0 Locked

    104 views
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    Latest 6 months ago
    by Eric Welch1
  • Suggested Answer

    TPS62933F: schematic review for inverting buck-boost 0 Locked

    218 views
    3 replies
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    by Gui He
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    TPS92390: Questions about efficiency and usage conditions. 0 Locked

    89 views
    3 replies
    Latest 6 months ago
    by Patrick Yao
  • Answered

    LM3644: Torch enable with hardware PIN without accessing the enable register 0 Locked

    124 views
    2 replies
    Latest 6 months ago
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