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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] TPS923651: How to design the inductors for TPS923651 / 0?

    Lucia Gao
    Lucia Gao
    Part Number: TPS923651 Other Parts Discussed in Thread: TPS923650 Tool/software: How to design the inductors for TPS923651 / TPS923650?
    • Answered
    • 1 month ago
    • Power management
    • Power management forum
  • [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
    • 2 months 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
    • 2 months 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
    • 2 months 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
    • 2 months 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
    • 2 months 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
    • 2 months 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…
    • 2 months ago
    • Power management
    • Power management forum
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View FAQ threads
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  • Answered

    BQ27426: The problem of battery jump 0 Locked

    184 views
    1 reply
    Latest over 1 year ago
    by Jonny
  • Suggested Answer

    TPS92692-Q1: TPS92692 ILED 0 Locked

    250 views
    3 replies
    Latest over 1 year ago
    by Daniel Louis
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    LM5143-Q1: LM5143Q1 0 Locked

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    TPS2373-4EVM-758: modify the components to 12V/6A (70W) power PoE PD 0 Locked

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    1 reply
    Latest over 1 year ago
    by Diang Xing
  • Suggested Answer

    UCC2818A: UCC2818AQ 0 Locked

    170 views
    1 reply
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    UA78M: Looking for alternative for UA78M12HMQB 0 Locked

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    1 reply
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  • Answered

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    422 views
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    by Diang Xing
  • Suggested Answer

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    190 views
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    562 views
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    BQ76942: Selection of sense resistor 0 Locked

    322 views
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    Latest over 1 year ago
    by Alexis_H
  • Suggested Answer

    BQ40Z50-R1: BQ Studio - Safety Alerts A + B and C + D 0 Locked

    285 views
    1 reply
    Latest over 1 year ago
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  • Not Answered

    BQ25120A: Unexpected switching pattern and noise on 10-15% of BQ devices 0 Locked

    567 views
    15 replies
    Latest over 1 year ago
    by Juan Ospina
  • Suggested Answer

    BQ27426EVM-738: BQ27426 and BQ27Z561 with Fuel Gauge IC for Charging and Discharging current polarity recognition 0 Locked

    419 views
    5 replies
    Latest over 1 year ago
    by Diego
  • Suggested Answer

    BQ34Z100-R2: I2C not working at all, and only starts when VREGIN is dropped to 2.5V 0 Locked

    214 views
    3 replies
    Latest over 1 year ago
    by Diego
  • Not Answered

    BQ27427EVM: The charge and discharge display of the GUI is incorrect 0 Locked

    181 views
    3 replies
    Latest over 1 year ago
    by Adrian
  • Not Answered

    BQ78350-R1: Reset OCD detection 0 Locked

    208 views
    3 replies
    Latest over 1 year ago
    by Dominik Hartl11
  • Answered

    LMG3100R017: Package drawing of VQFN-FCRLF (VBE) | 15 +1 Locked

    531 views
    4 replies
    Latest over 1 year ago
    by Vishal Sharma
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    LM109: LM109K/883 0 Locked

    213 views
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    TPS546B24A: Design review 0 Locked

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