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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

    UCC27517: Input capacitance 0 Locked

    108 views
    1 reply
    Latest 6 months ago
    by William Moore
  • Answered

    TPS546D24SEVM-2PH: TPS546D24SEVM-2PH 0 Locked

    163 views
    6 replies
    Latest 6 months ago
    by sal hash
  • Suggested Answer

    LV14540: Issue with Webench Simulation 0 Locked

    136 views
    1 reply
    Latest 6 months ago
    by Onkar Bhakare
  • Answered

    LP87745-Q1: Inquiry about LP87745-Q1 Configuration: Impact of Leaving BUCK2/BUCK3 SW Floating and FB Grounded on Other Channels 0 Locked

    134 views
    4 replies
    Latest 6 months ago
    by Ishtiaque Panhwar
  • Suggested Answer

    UCC28C40: SMPS: 85V - 265V AC to 13.8V DC 0 Locked

    452 views
    18 replies
    Latest 6 months ago
    by Hong Huang
  • Suggested Answer

    UCC28740: 780V Voltage on HV Pin 0 Locked

    106 views
    1 reply
    Latest 6 months ago
    by JCHK
  • Suggested Answer

    TPS62740: Chip enable when the supercap is fully charged 0 Locked

    279 views
    7 replies
    Latest 6 months ago
    by Josef Marsmann
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    LM5050-1: LM5050 gate signal question 0 Locked

    135 views
    1 reply
    Latest 6 months ago
    by Shiven Dhir
  • Answered

    LM51561H-Q1: LM5156HQPWPRQ1 0 Locked

    111 views
    2 replies
    Latest 6 months ago
    by Abdolhossein Kangani
  • Answered

    LM70880-Q1: How to calculate voltage ranging of the bootstrap capacitor? 0 Locked

    136 views
    1 reply
    Latest 6 months ago
    by Taru Kapoor
  • Suggested Answer

    LM70880-Q1: In case of Dual Output - How can I connect 2 devices? 0 Locked

    206 views
    5 replies
    Latest 6 months ago
    by Taru Kapoor
  • Not Answered

    TPS62A01-Q1: Stability question 0 Locked

    313 views
    8 replies
    Latest 6 months ago
    by Farheen
  • Answered

    LM5012: Drop-in replacement with a higher current capacity 0 Locked

    114 views
    2 replies
    Latest 6 months ago
    by Shlok Desai
  • Answered

    BQ24171:About STATpin's description 0 Locked

    111 views
    2 replies
    Latest 6 months ago
    by okashita.ikki
  • Not Answered

    BQ25750: Force reverse mode when VAC is in the operating window 0 Locked

    162 views
    4 replies
    Latest 6 months ago
    by Albert Tournilhac
  • Answered

    TPS7A26: TPS7A2650DRDV 0 Locked

    112 views
    2 replies
    Latest 6 months ago
    by Piet Vaes
  • Answered

    TPS2595: eFuse Reverse Diode Spec 0 Locked

    119 views
    1 reply
    Latest 6 months ago
    by Arush Gupta
  • Not Answered

    BQ25171-Q1: -20°C to 60°C RS and RP selection 0 Locked

    98 views
    1 reply
    Latest 6 months ago
    by Bill Johns
  • Suggested Answer

    LMQ66420-Q1: LMQ66420-Q1 Part Component Selection 0 Locked

    132 views
    6 replies
    Latest 6 months ago
    by Kaliga Devi Surendran
  • Suggested Answer

    TPS2660: How to design low active to enable this device 0 Locked

    126 views
    1 reply
    Latest 6 months ago
    by Amrit Jit
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