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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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    LMR51610: VIN pin short to GND if 60VDC or more is applied on the input on startup 0 Locked

    305 views
    4 replies
    Latest over 1 year ago
    by Pascal Courvoisier
  • Answered

    UCC28740: VS (Voltage Sense) - How to calculate the values of RS1 and RS2 0 Locked

    548 views
    4 replies
    Latest over 1 year ago
    by Bright Robert
  • Suggested Answer

    UCD3138ALLCEVM150: UCD3138ALLCEVM150: Explanation about firmware code 0 Locked

    496 views
    11 replies
    Latest over 1 year ago
    by PP N
  • Not Answered

    TLC5971: Serial data pin protection 0 Locked

    264 views
    3 replies
    Latest over 1 year ago
    by Jared Zhou
  • Not Answered

    BQ25750: Pls help to check the block diagram 0 Locked

    199 views
    1 reply
    Latest over 1 year ago
    by Ethan Galloway
  • Answered

    TPS22997: Picture of chip marking 0 Locked

    212 views
    1 reply
    Latest over 1 year ago
    by Timothy Logan
  • Suggested Answer

    BQ25703A: Application issues 0 Locked

    235 views
    1 reply
    Latest over 1 year ago
    by Tiger Zhou
  • Suggested Answer

    CSD19535KTT: FDMT800100DC 0 Locked

    181 views
    1 reply
    Latest over 1 year ago
    by John Wallace1
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    865 views
    5 replies
    Latest over 1 year ago
    by Deniel Go
  • Answered

    LMR38020-Q1: High amount of ripple current causing shoot through 0 Locked

    663 views
    9 replies
    Latest over 1 year ago
    by Ben C
  • Not Answered

    TPS65981: Sometimes USB-PD negotiate to a fixed PDO with less power than the battery PDO 0 Locked

    423 views
    1 reply
    Latest over 1 year ago
    by Alex Liu
  • Suggested Answer

    TPS23881: Replace LTC9103 & LTC9101 0 Locked

    241 views
    1 reply
    Latest over 1 year ago
    by Brandon Beader
  • Suggested Answer

    BQ34Z100: BQ34Z100PWR-G1 0 Locked

    194 views
    1 reply
    Latest over 1 year ago
    by Adrian
  • Suggested Answer

    BQ76930: No Voltage read with a 7S configuration 0 Locked

    319 views
    4 replies
    Latest over 1 year ago
    by Max Verboncoeur
  • Suggested Answer

    TPS7H4001-SP: Inverting Buck Boost 0 Locked

    256 views
    1 reply
    Latest over 1 year ago
    by Daniel Hartung
  • Answered

    BQ34Z100-G1: Behavior of DTRC Bit in Flags B Register 0 Locked

    313 views
    5 replies
    Latest over 1 year ago
    by Diego
  • Answered

    TPSM365R6: Control-loop compensation 0 Locked

    193 views
    1 reply
    Latest over 1 year ago
    by Ridge Lahti
  • Answered

    TPS548A29: The problem about latch off 0 Locked

    243 views
    2 replies
    Latest over 1 year ago
    by David_Daniels
  • Suggested Answer

    TPS22810: TPS22810EMV 0 Locked

    251 views
    1 reply
    Latest over 1 year ago
    by Nate Newman
  • Suggested Answer

    BQ76952: DSG pin status 0 Locked

    231 views
    1 reply
    Latest over 1 year ago
    by Thomas Rainey
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