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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 4 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 4 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 4 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 4 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 4 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 4 years ago
    • Power management
    • Power management forum
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  • Answered

    TPS40170 DCM mode 0 Locked

    625 views
    5 replies
    Latest over 8 years ago
    by ilan mazuz
  • Suggested Answer

    LM5033: 2.5V VREF data 0 Locked

    1057 views
    9 replies
    Latest over 8 years ago
    by Hidekazu Someno
  • Answered

    LMZ10501: Video on solder rework of LMZ10501 0 Locked

    1093 views
    4 replies
    Latest over 8 years ago
    by Carl Chun
  • Not Answered

    BQ24650: BQ24650 0 Locked

    360 views
    1 reply
    Latest over 8 years ago
    by Alen%2520Chen
  • Answered

    TPS5450: 12V Flybuck Design 0 Locked

    1054 views
    6 replies
    Latest over 8 years ago
    by Hayden_Hast
  • Suggested Answer

    BQ25121: High consumption after disconnection Vin 0 Locked

    486 views
    1 reply
    Latest over 8 years ago
    by Gautham
  • Answered

    LMG5200: Use in multi-phase 48v boost configuration 0 Locked

    1960 views
    4 replies
    Latest over 8 years ago
    by Daniel Ruiz
  • Suggested Answer

    LP8725: LDO output state when disabled 0 Locked

    435 views
    1 reply
    Latest over 8 years ago
    by Richard Solarski
  • Answered

    TPS23754: Bridge rectifier diodes 0 Locked

    591 views
    2 replies
    Latest over 8 years ago
    by Neil G
  • Not Answered

    LM27402: high and low side MOSFET are both active in intervals of 120Hz 0 Locked

    791 views
    2 replies
    Latest over 8 years ago
    by David Baba
  • Answered

    TPS 5403 0 Locked

    1555 views
    4 replies
    Latest over 8 years ago
    by Dhruv Sharma
  • Not Answered

    TPS53318: TPS53318/9 open/short test result 0 Locked

    464 views
    2 replies
    Latest over 8 years ago
    by JohnTucker
  • Not Answered

    BQ7718: Self Control Protector 0 Locked

    2575 views
    1 reply
    Latest over 8 years ago
    by Miguel Angel Rios
  • Not Answered

    BQ77905: BQ77905 0 Locked

    821 views
    5 replies
    Latest over 8 years ago
    by Miguel Angel Rios
  • Answered

    BQ25010: Will low capacity products work with BQ25010 0 Locked

    654 views
    3 replies
    Latest over 8 years ago
    by Ryan May
  • Not Answered

    BQ24172 charge setting 0 Locked

    573 views
    4 replies
    Latest over 8 years ago
    by Steven Bangdiwala
  • Answered

    BQ76940: Schematic for multiple pack configurations, and removing discharge transistor 0 Locked

    4448 views
    6 replies
    Latest over 8 years ago
    by WM5295
  • Answered

    TPS54260EVM-597: PH=Vmin exceeded on data sheet when in any mode (pulse-skip/DCM/CCM), signal looks clean Vin =12 but Vin=24 (with UVLO update) I see a sawtooh pattern in CCM on the PH pin 0 Locked

    1017 views
    6 replies
    Latest over 8 years ago
    by Frank De Stasi
  • Answered

    BQ34110: Questions about reading/writing data flash and checksum by I2C protocol. 0 Locked

    1814 views
    5 replies
    Latest over 8 years ago
    by user4725373
  • Not Answered

    LM3409HV: LM3409 -Temperature protection problem 0 Locked

    523 views
    1 reply
    Latest over 8 years ago
    by Clinton Jensen
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