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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

    TPS61169: TPS61169DCKR - Control pin 0 Locked

    89 views
    1 reply
    Latest 6 months ago
    by Patrick Yao
  • Not Answered

    LP5036: Hysteretic current control IC - Alternative to MP2480 0 Locked

    174 views
    1 reply
    Latest 6 months ago
    by Felix Wang
  • Not Answered

    TPS61022: Output voltage not accurate when current increase 0 Locked

    146 views
    4 replies
    Latest 6 months ago
    by Lei Zhong
  • Suggested Answer

    LM5118: Webench design for 9V is not working when the PCB of same design is fabricated and populated 0 Locked

    275 views
    7 replies
    Latest 6 months ago
    by Stefan Schauer
  • Not Answered

    TPS6594-Q1: TPS6594133ARWERQ1 0 Locked

    71 views
    0 replies
    Started 6 months ago
    by Devin Chou
  • Answered

    TPS25810: the output current is small. 0 Locked

    170 views
    3 replies
    Latest 6 months ago
    by Moon Wang
  • Answered

    BQ24800: Possibility to disconnect batteries from system: to avoid emptying them or battery boot up 0 Locked

    179 views
    5 replies
    Latest 6 months ago
    by William Courbat
  • Answered

    TPS922050: LED Driver Recommandation 0 Locked

    461 views
    13 replies
    Latest 6 months ago
    by Lucia Gao
  • Suggested Answer

    TPS61299: Single alkaline battery application - draining the most from the battery. 0 Locked

    256 views
    6 replies
    Latest 6 months ago
    by Nini Zhong
  • Answered

    TPS650250: About Power Save Mode of DCDC3 0 Locked

    96 views
    2 replies
    Latest 6 months ago
    by teritama
  • Suggested Answer

    LM3429: EMC 0 Locked

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

    BQ40Z80: Selection and use of different ICs 0 Locked

    208 views
    2 replies
    Latest 6 months ago
    by ?? ?
  • Not Answered

    TPS65987DDK: Recommended replacement for TPS65987DDK 0 Locked

    112 views
    1 reply
    Latest 6 months ago
    by Hirotsugu Kobayashi
  • Not Answered

    TPS65262-2: INPUT VIN RANGE QUESTION 0 Locked

    187 views
    6 replies
    Latest 6 months ago
    by Jeong goo Kang
  • Not Answered

    TPS61165: LED burned issue 0 Locked

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

    TPS562231: Power management forum 0 Locked

    221 views
    8 replies
    Latest 6 months ago
    by Andy Chen
  • Not Answered

    BQ25750EVM: Power path issues 0 Locked

    154 views
    4 replies
    Latest 6 months ago
    by Ethan Galloway
  • Answered

    TPS7B86-Q1: Enable logic level abnormal 0 Locked

    146 views
    4 replies
    Latest 6 months ago
    by Aaron Paxton
  • Not Answered

    TPS2482: Insufficient gate drive voltage. 0 Locked

    69 views
    0 replies
    Started 6 months ago
    by Neil Arnold
  • Not Answered

    TPS2482: Insufficient gate drive voltage. 0 Locked

    47 views
    0 replies
    Started 6 months ago
    by Neil Arnold
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