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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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View FAQ threads
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  • Answered

    UCC21330-Q1: UCC21330-Q1 EMC/EMI test result request 0 Locked

    250 views
    1 reply
    Latest over 1 year ago
    by Will Appelt
  • Not Answered

    BQ27426: CFGUPMODE does not get set a second time 0 Locked

    251 views
    5 replies
    Latest over 1 year ago
    by Jonny
  • Suggested Answer

    TPS23730: TPS23730 0 Locked

    247 views
    2 replies
    Latest over 1 year ago
    by Diang Xing
  • Not Answered

    TPS2373-4EVM-758: PoE not working with crossed cable 0 Locked

    184 views
    2 replies
    Latest over 1 year ago
    by Diang Xing
  • Suggested Answer

    TPS560430: Radiated EMI problems related toTPS560430 output regulation 0 Locked

    254 views
    3 replies
    Latest over 1 year ago
    by Joshua Austria
  • Answered

    BQ76952: How to check if the AFE already OTP? 0 Locked

    276 views
    3 replies
    Latest over 1 year ago
    by Thomas Rainey
  • Answered

    TPS3619-33-EP: Supply Current Question 0 Locked

    179 views
    1 reply
    Latest over 1 year ago
    by Jesse Villanueva
  • Answered

    TPS23730: Turning off the TPS23730 via a power switch or logic control 0 Locked

    259 views
    1 reply
    Latest over 1 year ago
    by Diang Xing
  • Suggested Answer

    UCC2897A: schematic check 0 Locked

    281 views
    4 replies
    Latest over 1 year ago
    by Hong Huang
  • Suggested Answer

    LM61495: Import to simetrix. 0 Locked

    223 views
    1 reply
    Latest over 1 year ago
    by Andrew Kutzler
  • Suggested Answer

    UCC5880-Q1: Regarding RMS noise error of the gatedriver 0 Locked

    248 views
    1 reply
    Latest over 1 year ago
    by Alan Aragon
  • Answered

    TPS1HTC100-Q1: Reverse Polarity Protection 0 Locked

    243 views
    1 reply
    Latest over 1 year ago
    by Patrick Shalton
  • Suggested Answer

    TPS25810: Lower EMI with Capacitors on CC1 and CC2 0 Locked

    298 views
    1 reply
    Latest over 1 year ago
    by Chris Sterzik
  • Suggested Answer

    BQ25720: not getting the output at charger IC BQ25720RSNR 0 Locked

    290 views
    5 replies
    Latest over 1 year ago
    by Tiger Zhou
  • Answered

    WeBench BOM does not include all of the parts shown in the schematics 0 Locked

    256 views
    5 replies
    Latest over 1 year ago
    by Youhao Xi
  • Answered

    TPS25730: Default Behaviour Setting 0 Locked

    243 views
    3 replies
    Latest over 1 year ago
    by Raymond Lin
  • Answered

    TPS25751: Meaning of 40h Port Type register 0 Locked

    223 views
    3 replies
    Latest over 1 year ago
    by Raymond Lin
  • Answered

    LM7480-Q1: new device which can work in CS topology and also has over current and short circuit protection 0 Locked

    199 views
    2 replies
    Latest over 1 year ago
    by Shiven Dhir
  • Not Answered

    LM25183-LM25184DESIGN-CALC: LM25184 0 Locked

    139 views
    1 reply
    Latest over 1 year ago
    by Youhao Xi
  • Suggested Answer

    BQ25730: BQ25730: Not powering ON 0 Locked

    148 views
    1 reply
    Latest over 1 year ago
    by Tiger Zhou
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