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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

    TPS25983: Current Limit And Retry 0 Locked

    99 views
    1 reply
    Latest 6 months ago
    by Arush Gupta
  • Answered

    LM27762: About Flying Capacitor 0 Locked

    180 views
    3 replies
    Latest 6 months ago
    by Andreas Mueller
  • Not Answered

    LP5813: Common Cathode LED Driver 0 Locked

    355 views
    2 replies
    Latest 6 months ago
    by Felix Wang
  • Answered

    TPS25990: VDD supply threshold question 0 Locked

    108 views
    3 replies
    Latest 6 months ago
    by Andy_Lin
  • Answered

    TPS25751: Configuring the power to charge the battery 0 Locked

    114 views
    2 replies
    Latest 6 months ago
    by Masashi Mineda
  • Answered

    TPS25751: Connecting with PD 2.0 (12V) 0 Locked

    99 views
    2 replies
    Latest 6 months ago
    by Masashi Mineda
  • Suggested Answer

    BQ25770G: Configuration saving 0 Locked

    139 views
    4 replies
    Latest 6 months ago
    by Sébastien FEUILLAS
  • Answered

    UCC25800-Q1: Unencrypted spice model 0 Locked

    330 views
    9 replies
    Latest 6 months ago
    by Unnimaya V
  • Not Answered

    TPS929160-Q1: Current limitation 0 Locked

    196 views
    7 replies
    Latest 6 months ago
    by Hailee Xu
  • Suggested Answer

    TPS54231: Have ever TI produced SOIC in such a way? 0 Locked

    152 views
    5 replies
    Latest 6 months ago
    by Gui He
  • Answered

    TPS922054: Internal Pull-up/down 0 Locked

    98 views
    2 replies
    Latest 6 months ago
    by Lucia Gao
  • Not Answered

    BQ27426: Routing VSS (Center Ground Pin) of BQ27426YZFR – Best Practices 0 Locked

    112 views
    2 replies
    Latest 6 months ago
    by Nandish K
  • Suggested Answer

    TPS22810-Q1: Functional Safety FIT Rate, FMD and Pin FMA report 0 Locked

    317 views
    8 replies
    Latest 6 months ago
    by Amrit Jit
  • Not Answered

    LM5060-Q1: Vgs overvolting causing a short from Gate to Source 0 Locked

    110 views
    1 reply
    Latest 6 months ago
    by Avishek Pal
  • Answered

    TPS7A4501-SP: Regarding variation of Vref Vs temperature graph. 0 Locked

    158 views
    2 replies
    Latest 6 months ago
    by JK
  • Not Answered

    TPS922052: Start-up issue - Inductor current no present at first PWM pulse 0 Locked

    104 views
    2 replies
    Latest 6 months ago
    by Steven Li
  • Suggested Answer

    TPS563203: TPS563203 0 Locked

    144 views
    5 replies
    Latest 6 months ago
    by Lucia Gao
  • Answered

    TPS61022: Device pin SW gets shorted very frequently 0 Locked

    318 views
    11 replies
    Latest 6 months ago
    by Nini Zhong
  • Answered

    TPS561243: Using the TPS561243 as a negative buck inverter 0 Locked

    132 views
    1 reply
    Latest 6 months ago
    by Lucia Gao
  • Not Answered

    BQ25731EVM: About the transistors (Q9A, Q9B) 0 Locked

    73 views
    2 replies
    Latest 6 months ago
    by Yuta Nishie
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