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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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  • Not Answered

    TPS65150: power-on/off sequence for LCD panel 0 Locked

    314 views
    5 replies
    Latest over 1 year ago
    by Patrick Yao
  • Not Answered

    TPS61023: Easily burned during work 0 Locked

    146 views
    1 reply
    Latest over 1 year ago
    by Travis Wang
  • Suggested Answer

    Is there a BOOST specifically designed to suppress EMI 0 Locked

    86 views
    2 replies
    Latest over 1 year ago
    by Tao Zhang
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    TPS62903-Q1: Schematic Review Input 12V and output 3.3V expected output current 2.5 - 3 Amps 0 Locked

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    1 reply
    Latest over 1 year ago
    by Shuai Fan
  • Answered

    TPS2116: TPS2116 different input voltage 0 Locked

    1105 views
    2 replies
    Latest over 1 year ago
    by Ye-Sheng Kuo
  • Not Answered

    TPS53681: TPS53681 programming problem 0 Locked

    138 views
    1 reply
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    by Dhanyasree Prem Sankar
  • Suggested Answer

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    331 views
    1 reply
    Latest over 1 year ago
    by Max Verboncoeur
  • Not Answered

    BQ76942: FET_INIT_OFF BIT 0 Locked

    163 views
    1 reply
    Latest over 1 year ago
    by Max Verboncoeur
  • Suggested Answer

    BQ76952: Two BQ7695202 cascade how to connect LD and PACK pin 0 Locked

    644 views
    5 replies
    Latest over 1 year ago
    by Max Verboncoeur
  • Suggested Answer

    TLV751: work condition confirm 0 Locked

    208 views
    1 reply
    Latest over 1 year ago
    by Juliette
  • Suggested Answer

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    203 views
    1 reply
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    by Orlando Murray
  • Suggested Answer

    UCC2895-EP: Military grade standard 0 Locked

    340 views
    1 reply
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    by Claire Chang
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    LM25148: Efficiency comparison 0 Locked

    134 views
    1 reply
    Latest over 1 year ago
    by Orlando Murray
  • Suggested Answer

    TPS745-Q1: Max Input Voltage Capability 0 Locked

    180 views
    1 reply
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    by Stephen Ziel
  • Suggested Answer

    LM5113: LM5113 Internal Boostrap Diode Startup Time, Detailed 0 Locked

    304 views
    4 replies
    Latest over 1 year ago
    by Richard Herring
  • Suggested Answer

    UC2705: ESD rating for these 2 part number 0 Locked

    197 views
    2 replies
    Latest over 1 year ago
    by Rubas Khalid
  • Suggested Answer

    TPS548B27: Altium export from Webench fails 0 Locked

    386 views
    8 replies
    Latest over 1 year ago
    by David_Daniels
  • Suggested Answer

    BQ24295: BQ24295 can not work with battery mode 0 Locked

    214 views
    3 replies
    Latest over 1 year ago
    by Garrett Kreger
  • Suggested Answer

    TPS7A85A: LDO droopout problem confirmation. 0 Locked

    204 views
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    Latest over 1 year ago
    by Stephen Ziel
  • Answered

    LM4120: alternate 0 Locked

    442 views
    3 replies
    Latest over 1 year ago
    by Jackson Wightman
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