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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

    BQ25750: No Voltage on REGN 0 Locked

    691 views
    12 replies
    Latest over 1 year ago
    by Ethan Galloway
  • Not Answered

    TPS7A4701-EP: Enable pin 0 Locked

    234 views
    1 reply
    Latest over 1 year ago
    by Stephen Ziel
  • Answered

    [FAQ] BQ25756: How do I work with the ADC 0 Locked

    919 views
    1 reply
    Latest over 1 year ago
    by Ethan Galloway
  • Suggested Answer

    UCC21550-Q1: [Gigabyte UCC CherryW] Confirmation and Documentation Request for UCC21550-Q1 Certification 0 Locked

    484 views
    10 replies
    Latest over 1 year ago
    by Hiroki Honda
  • Answered

    UCC21520: Half-Bridge IGBT Driver: Capacitor Selection, Rgs Resistor, SiC Diode Protection, and Power Supply Configuration Queries 0 Locked

    921 views
    3 replies
    Latest over 1 year ago
    by Hiroki Honda
  • Suggested Answer

    LM5123-Q1: SIMPLIS MODEL 0 Locked

    263 views
    1 reply
    Latest over 1 year ago
    by Brigitte
  • Not Answered

    BQ76942: Sleep mode consumes 83uA not 24-41uA. 0 Locked

    371 views
    10 replies
    Latest over 1 year ago
    by Thomas Rainey
  • Not Answered

    BQ25758: schematic review 0 Locked

    205 views
    1 reply
    Latest over 1 year ago
    by Ethan Galloway
  • Suggested Answer

    TPSM84624: TPSM84624MOLR selection procedure 0 Locked

    241 views
    3 replies
    Latest over 1 year ago
    by Amod Vaze
  • Suggested Answer

    TLV709: P2P alterative 0 Locked

    285 views
    1 reply
    Latest over 1 year ago
    by Prakash Lakhit
  • Suggested Answer

    BQ27426: About manual modification of Qmax Value 0 Locked

    614 views
    13 replies
    Latest over 1 year ago
    by Adrian
  • Answered

    BQ35100: Best/most compatible CHEM_IDs for the following batteries (bq35100, primary cells) 0 Locked

    552 views
    3 replies
    Latest over 1 year ago
    by Adrian
  • Suggested Answer

    BQ24780S: NVDC Charger 0 Locked

    216 views
    1 reply
    Latest over 1 year ago
    by Christian Moyer
  • Suggested Answer

    TPS544C26: Checksum/CRC register Request 0 Locked

    193 views
    1 reply
    Latest over 1 year ago
    by Nancy Zhang
  • Suggested Answer

    UCC14241-Q1: Urgent information required on power dissipation calculation for IC UCC14241-Q1 0 Locked

    279 views
    4 replies
    Latest over 1 year ago
    by Steven Mappus1
  • Suggested Answer

    LP2985: What's the suffix M3 mean on LP2985-33DBVR? 0 Locked

    529 views
    5 replies
    Latest over 1 year ago
    by Prakash Lakhit
  • Suggested Answer

    TPS65987D: Questions about TPS65987D to support HPD function 0 Locked

    329 views
    5 replies
    Latest over 1 year ago
    by Tommy Lin
  • Suggested Answer

    BQ24616: Input resistor and capacitor 0 Locked

    267 views
    1 reply
    Latest over 1 year ago
    by Christian Moyer
  • Answered

    TPS53659: tps53569 How to calculate compensation design inputs 0 Locked

    204 views
    1 reply
    Latest over 1 year ago
    by Chuck Sampson
  • Suggested Answer

    BQ35100: BQ35100 TRM Documentation ERROR 0 Locked

    168 views
    1 reply
    Latest over 1 year ago
    by Adrian
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