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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

    BQ76942: Can not turn on CHG FET and DCHG FET 0 Locked

    432 views
    11 replies
    Latest 6 months ago
    by Hai Phan
  • Answered

    TPS551892-Q1: [ZF] Load dump 0 Locked

    91 views
    1 reply
    Latest 6 months ago
    by Bryce Xun
  • Suggested Answer

    TPS3823: Please refer to attached spec of APX823-31W5G-7, if TI with P2P solution. 0 Locked

    91 views
    1 reply
    Latest 6 months ago
    by Sila Atalar
  • Not Answered

    TPS709: 6 V Output Version Spice Model Does not Work 0 Locked

    124 views
    3 replies
    Latest 6 months ago
    by Alex Davis
  • Not Answered

    BQ27542EVM: RS0C drop at 25 Celsius degree 0 Locked

    154 views
    1 reply
    Latest 6 months ago
    by Adrian
  • Suggested Answer

    TPS92520-Q1: Please check operating voltage. 0 Locked

    112 views
    3 replies
    Latest 6 months ago
    by fhoude
  • Answered

    BQ25638: Using 20V USB PD input voltage 0 Locked

    141 views
    1 reply
    Latest 6 months ago
    by Shuvam Keshari
  • Answered

    BQ24800: Battery Only Boost Mode exit when ACDET < 0.6V 0 Locked

    187 views
    3 replies
    Latest 6 months ago
    by Christian Moyer
  • Not Answered

    BQ78350-R1: Cell Learning Voltage 0 Locked

    128 views
    5 replies
    Latest 6 months ago
    by Alan Frias
  • Not Answered

    BQ34Z100-R2: Gauging parameter calculator 0 Locked

    99 views
    2 replies
    Latest 6 months ago
    by Alan Frias
  • Not Answered

    BQ40Z80: 1W Radio Causing Current Readings 0 Locked

    90 views
    3 replies
    Latest 6 months ago
    by Anthony
  • Suggested Answer

    TPS4HC120-Q1: request footprint data 0 Locked

    98 views
    3 replies
    Latest 6 months ago
    by Alan Whitehead
  • Suggested Answer

    UCC27531: What is maximum continuous current we can draw from the OUTH and OUTL pins 0 Locked

    119 views
    3 replies
    Latest 6 months ago
    by Walter Zollinger
  • Answered

    BQ25756: Higher temperatures than expected 0 Locked

    469 views
    18 replies
    Latest 6 months ago
    by Ethan Galloway
  • Answered

    TPS35-Q1: schematic review 0 Locked

    107 views
    1 reply
    Latest 6 months ago
    by Joshua Garcia
  • Suggested Answer

    BQ25756: Balanser choose 0 Locked

    183 views
    1 reply
    Latest 6 months ago
    by Alexis_H
  • Suggested Answer

    TPS54260: Rework Temp Profile 0 Locked

    63 views
    1 reply
    Latest 6 months ago
    by EricLee
  • Suggested Answer

    UCC21710-Q1: UCC21710QDWRQ1 0 Locked

    120 views
    3 replies
    Latest 6 months ago
    by Sasikala Thangam
  • Not Answered

    BQ4050: PTC query 0 Locked

    75 views
    2 replies
    Latest 6 months ago
    by Alan Frias
  • Answered

    LM5180-Q1: Inquiry on operating characteristics at low power 0 Locked

    116 views
    1 reply
    Latest 6 months ago
    by Manuel Alva Hernandez
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