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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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  • Answered

    TPS92515HVEVM-749: Where to find design files such as schematic & PCB layout 0 Locked

    549 views
    1 reply
    Latest over 8 years ago
    by Clinton Jensen
  • Suggested Answer

    TPS92640: Can I use VCC voltage as power supply current? 0 Locked

    881 views
    3 replies
    Latest over 8 years ago
    by Clinton Jensen
  • Answered

    TPS92210: working in CV mode 0 Locked

    965 views
    4 replies
    Latest over 8 years ago
    by Benjamin Lough
  • Not Answered

    BQ76940EVM: Charging Device 0 Locked

    754 views
    3 replies
    Latest over 8 years ago
    by Will Zhou
  • Not Answered

    BQ25601: bq25601 charge principle analysis 0 Locked

    612 views
    1 reply
    Latest over 8 years ago
    by Bill Schepers
  • Suggested Answer

    UCD3138A: UCD3138A about auto-initialized variable in .Cinit section 0 Locked

    775 views
    2 replies
    Latest over 8 years ago
    by Ian Bower
  • Answered

    BQ76920 External Balance FET Selection 0 Locked

    2945 views
    7 replies
    Latest over 8 years ago
    by Vish Nadarajah
  • Not Answered

    BQ24617: Battery plug in issue:IC get damaged 0 Locked

    2278 views
    10 replies
    Latest over 8 years ago
    by Ann_Lien
  • Not Answered

    UCC27211: Noise and short-circuit in the High side gate of a Full Bridge 0 Locked

    3001 views
    5 replies
    Latest over 8 years ago
    by Mateo Begue
  • Answered

    TPS65911: PMIC won't start and input voltages look correct, TPS659112 0 Locked

    1876 views
    8 replies
    Latest over 8 years ago
    by Nastasha
  • Answered

    UCC21520: Digital Isolator Not Outputting when not disabled and with 10ns deadtime - PWM is 5kHz SVPWM from F28379D Launchpad 0 Locked

    2465 views
    9 replies
    Latest over 8 years ago
    by Mateo Begue
  • Not Answered

    TPS40180: Controlling the output via TRK 0 Locked

    1097 views
    5 replies
    Latest over 8 years ago
    by Frank Behlert
  • Not Answered

    UCC29950: Power isolation step-down transformer model 0 Locked

    866 views
    3 replies
    Latest over 8 years ago
    by Colin Gillmor
  • Not Answered

    TPS25944A: ORing car 12V Battery with 14 vdcin adaptor 0 Locked

    1068 views
    3 replies
    Latest over 8 years ago
    by Rakesh
  • Not Answered

    TPS61200: Max Duty 0 Locked

    981 views
    7 replies
    Latest over 8 years ago
    by Jasper Li
  • Not Answered

    WEBENCH® Tools/TPS40210: DC/DC boost error 0 Locked

    1002 views
    6 replies
    Latest over 8 years ago
    by Hariharan Gunasekar37
  • Answered

    TPS63002: extremely overheat problem 0 Locked

    6247 views
    14 replies
    Latest over 8 years ago
    by saeid javani
  • Answered

    TLV62065: Thermal Resistance 0 Locked

    445 views
    1 reply
    Latest over 8 years ago
    by Chris Glaser
  • Answered

    BQ2947: MTBF / MTTF 0 Locked

    768 views
    2 replies
    Latest over 8 years ago
    by Anthony Robinson
  • Suggested Answer

    TPS543B20: About Recommended operation input voltage 0 Locked

    372 views
    1 reply
    Latest over 8 years ago
    by JohnTucker
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