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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] LP5814: How to solve NACK when send I2C command to LP5814 / LP5815 / LP5816 / LP5817

    Felix Wang
    Felix Wang
    Part Number: LP5814 Other Parts Discussed in Thread: LP5816 , LP5817 , LP5815 Tool/software: Four steps to solve the I2C NACK, Hardware check Device I2C slave address check Real output I2C data bits check SCL / SDA high low level check …
    • Answered
    • 1 month ago
    • Power management
    • Power management forum
  • [FAQ] TPS922051: How to support time multiplex in color-mixing application

    Lucia Gao
    Lucia Gao
    Part Number: TPS922051 Tool/software: How to support time multiplex in color-mixing application with TPS922051/0?
    • Answered
    • 1 month ago
    • Power management
    • Power management forum
  • [FAQ] BQ25611D: What is the function of the /QON pin on BQ2561x?

    Michael Emanuel35
    Michael Emanuel35
    Part Number: BQ25611D Other Parts Discussed in Thread: BQ25619 , BQ25618 , Tool/software: The /QON pin has multiple functions on the BQ25611D, BQ25618/E, and BQ25619/E and is pulled up internally. The only thing connected to this pin should be some switch…
    • Answered
    • 1 month ago
    • Power management
    • Power management forum
  • [FAQ] BQ25611D: Why do I have to read the fault status twice to see the cleared fault on BQ2561x?

    Michael Emanuel35
    Michael Emanuel35
    Part Number: BQ25611D Other Parts Discussed in Thread: BQ25619 , BQ25618 , Tool/software: When a fault occurs on BQ2561x an /INT pulse is sent to the host. For the BQ25611D, BQ25618/E, and BQ25619/E the fault status in REG0x09[7:0]/REG0x0A[6:4] are…
    • Answered
    • 1 month ago
    • Power management
    • Power management forum
  • [FAQ] BQ25611D: What is ship mode and how do I enter and exit it in BQ2561x?

    Michael Emanuel35
    Michael Emanuel35
    Part Number: BQ25611D Other Parts Discussed in Thread: BQ25619 , BQ25618 , Tool/software: The BQ2561x has a mode to minimize quiescent current for the BQ25611D, BQ25618/E, and BQ25619/E from the battery in cases when the system load is not needed to be…
    • Answered
    • 1 month ago
    • Power management
    • Power management forum
  • [FAQ] BQ25611D: How do I set the temperature range I desire using the TS pin on BQ2561x?

    Michael Emanuel35
    Michael Emanuel35
    Part Number: BQ25611D Tool/software: The BQ2561x TS pin is used to monitor the battery temperature via a thermistor with a pull-up and pull-down resistor. As the two resistors represent two unknowns when designing the TS circuit, only two temperature…
    • Answered
    • 1 month ago
    • Power management
    • Power management forum
  • [FAQ] TPS923651: How to design the CSP and CSN pin components for TPS923651 / 0

    Lucia Gao
    Lucia Gao
    Part Number: TPS923651 Tool/software: How to design the CSP and CSN pin components for TPS923651 / 0?
    • Answered
    • 1 month ago
    • Power management
    • Power management forum
  • [FAQ] TPS922051: How to design the CSP and CSN pin components for TPS922051 / 0

    Lucia Gao
    Lucia Gao
    Part Number: TPS922051 Tool/software: How to design the CSP and CSN pin components for TPS922051 / 0?
    • Answered
    • 1 month ago
    • Power management
    • Power management forum
  • [FAQ] BQ24800EVM: Why is my battery quiescent current higher than expected?

    Aaron Bagger
    Aaron Bagger
    Part Number: BQ24800EVM Other Parts Discussed in Thread: BQ24800 Tool/software: The quiescent current stated on the BQ24800 data sheet applies only to the IC itself and not the EVM. Other components on the EVM board can also draw small amounts of…
    • 1 month ago
    • Power management
    • Power management forum
  • [FAQ] TPS923651: What is the LED current that TPS923651 can support with Boost configuration?

    Lucia Gao
    Lucia Gao
    Part Number: TPS923651 Other Parts Discussed in Thread: TPS922051 , TPS923650 Tool/software: When TPS923651/0 is configured as Boost configuration, what is the LED current that it can support?
    • Answered
    • 1 month ago
    • Power management
    • Power management forum
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  • Answered

    LM5160: as a battery / super capacitor charger 0 Locked

    548 views
    3 replies
    Latest over 7 years ago
    by David Baba
  • Suggested Answer

    TPS22933: Searching for a power mux + LDO in one package with >300mA output current 0 Locked

    790 views
    1 reply
    Latest over 7 years ago
    by Alpha H
  • Suggested Answer

    BQ76940: BOOT DETECTOR (TS1 Pin) 0 Locked

    795 views
    1 reply
    Latest over 7 years ago
    by Bryan Kahler
  • Answered

    TPS65217: Using DCDC instead of battery on BAT pin 0 Locked

    564 views
    1 reply
    Latest over 7 years ago
    by Gordon Varney
  • Answered

    BQ76930: Sleep mode issues; TS pin toggle 0 Locked

    686 views
    1 reply
    Latest over 7 years ago
    by WM5295
  • Answered

    CSD97394Q4M: Synchronous Buck NexFET™ Power Stage in bi-directional current mode 0 Locked

    802 views
    3 replies
    Latest over 7 years ago
    by Adrian Negulescu
  • Answered

    SM72295: SLAA602A Reference Design BOM 0 Locked

    704 views
    2 replies
    Latest over 7 years ago
    by Richard Elmquist
  • Suggested Answer

    bq51013B: Using bq51013B with a Battery Charger that has Dynamic Power Management on the Input 0 Locked

    663 views
    3 replies
    Latest over 7 years ago
    by Bill Johns
  • Suggested Answer

    UCC29910A: buck PFC + LLC topology for lighting 0 Locked

    864 views
    1 reply
    Latest over 7 years ago
    by Colin Gillmor
  • Suggested Answer

    BQ24079: BQ2407x what if ILIM > 8kOhm 0 Locked

    596 views
    2 replies
    Latest over 7 years ago
    by Karoly Pados
  • Answered

    TPS2595: Package with leads 0 Locked

    539 views
    3 replies
    Latest over 7 years ago
    by Rakesh
  • Answered

    TPS61253A: Reverse voltage/current protection? 0 Locked

    749 views
    5 replies
    Latest over 7 years ago
    by Shawn Swift
  • Suggested Answer

    TPS61088: Issue with TPS61088 0 Locked

    1034 views
    8 replies
    Latest over 7 years ago
    by Helen chen
  • Answered

    BQ24193: Charging 2 Li-Po cells in parallel, with this chip 0 Locked

    1024 views
    4 replies
    Latest over 7 years ago
    by Erick Minnie
  • Suggested Answer

    WEBENCH® Tools/TPS548D21: TPS548D21 0 Locked

    399 views
    2 replies
    Latest over 7 years ago
    by Amarnath Subramanian
  • Answered

    BQ25890H: Using in OTG mode 0 Locked

    2565 views
    6 replies
    Latest over 7 years ago
    by Sergey Byshlakov
  • Suggested Answer

    TPS65233-1: surge protection 0 Locked

    1744 views
    6 replies
    Latest over 7 years ago
    by Zhao Ma
  • Answered

    BQ27621-G1: Strange data from Subclass ID 82 0 Locked

    733 views
    2 replies
    Latest over 7 years ago
    by Bryan Kahler
  • Answered

    BQ4050: Soldering Battery Terminals to PCB Causes FUSE pin to Assert and Blow Fuse 0 Locked

    1922 views
    4 replies
    Latest over 7 years ago
    by Bryan Kahler
  • Answered

    TPS23754-1: Input supply range on this device 0 Locked

    2086 views
    13 replies
    Latest over 7 years ago
    by Jack CCY
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