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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

    BQ24618: Please Review my Schematic 0 Locked

    198 views
    1 reply
    Latest over 4 years ago
    by Jeff F
  • Not Answered

    Charger for multi-cell battery 0 Locked

    266 views
    2 replies
    Latest over 4 years ago
    by Jeff F
  • Answered

    TPS746-Q1: Thermal via's placement? 0 Locked

    444 views
    1 reply
    Latest over 4 years ago
    by Juliette
  • Answered

    LM5176: Wrong operation in buck mode when IN close to VOUT 0 Locked

    518 views
    7 replies
    Latest over 4 years ago
    by Egor Borodulin
  • Answered

    TPS61085: Selecting boost converter and inductor 0 Locked

    339 views
    2 replies
    Latest over 4 years ago
    by Erik Gustafsson
  • Answered

    TL431: Using for voltages over 36 volts 0 Locked

    1236 views
    4 replies
    Latest over 4 years ago
    by Marcoo Z
  • Answered

    TPS1HB16-Q1: Reverse battery and startup 0 Locked

    256 views
    1 reply
    Latest over 4 years ago
    by Francisco Lauzurique
  • Suggested Answer

    BQ25703A: BAT short-circuits 0 Locked

    242 views
    3 replies
    Latest over 4 years ago
    by Linhong Qin
  • Not Answered

    BQ24773: BQ24773 Facing problem with Input adaptor detection 0 Locked

    240 views
    4 replies
    Latest over 4 years ago
    by Tiger Zhou
  • Answered

    TPS7A4501-SP: Differences between 402 & 403 and general questions 0 Locked

    268 views
    2 replies
    Latest over 4 years ago
    by Wade Vonbergen
  • Answered

    BQ35100: About an external NTC use case 0 Locked

    173 views
    3 replies
    Latest over 4 years ago
    by Wyatt Keller
  • Answered

    TLV809E: Is there TLV809EC29DBZR option? And when is TLV809ED29DBZR sample available? 0 Locked

    373 views
    1 reply
    Latest over 4 years ago
    by Ajay Padgaonkar
  • Not Answered

    BQ34Z100-G1: Full charge cap not updating? 0 Locked

    198 views
    7 replies
    Latest over 4 years ago
    by Jeffrey Wright
  • Suggested Answer

    UCD90120A: Question on margin control with the GUI on the UCD90120A 0 Locked

    199 views
    1 reply
    Latest over 4 years ago
    by yihe
  • Suggested Answer

    TPS7H1101A-SP: Output Voltage Accuracy 0 Locked

    307 views
    3 replies
    Latest over 4 years ago
    by Wade Vonbergen
  • Answered

    TPS61099EVM-768: Audible tones under certain load conditions. 0 Locked

    852 views
    7 replies
    Latest over 4 years ago
    by Charlie Steidl
  • Answered

    BQ76952: BQ76952 cell balancing questions 0 Locked

    1006 views
    2 replies
    Latest over 4 years ago
    by WM5295
  • Suggested Answer

    BQ27426: Fuel gauge behavior during first battery charge 0 Locked

    262 views
    3 replies
    Latest over 4 years ago
    by Yaron Apel
  • Suggested Answer

    BQ34Z110: Need its C driver file (bq34z110.c/.h) files 0 Locked

    248 views
    4 replies
    Latest over 4 years ago
    by Wyatt Keller
  • Suggested Answer

    UCC21530-Q1: UCC21530-Q1 CTI and Channel to channel internal isolation voltage 0 Locked

    427 views
    3 replies
    Latest over 4 years ago
    by Wei Zhang
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