TI E2E support forums
TI E2E support forums
  • User
  • Site
  • Search
  • User
  • E2E™ design support >
  • Forums
    • Amplifiers
    • API solutions
    • Audio
    • Clock & timing
    • Data converters
    • DLP® products
    • Interface
    • Isolation
    • Logic
    • Microcontrollers
    • Motor drivers
    • Power management
    • Processors
    • RF & microwave
    • Sensors
    • Site support
    • Switches & multiplexers
    • Tools
    • Wireless connectivity
    • Archived forums
    • Archived groups
  • Technical articles
  • TI training
    • Tech days
    • Online training
    • Live events
    • Power Supply Design Seminar
  • Getting started
  • 简体中文
  • More
  • Cancel
Power management

Power management

Power management forum

  • Mentions
  • Tags
  • More
  • Cancel
  • Ask a new question
  • Ask a new question
  • Cancel
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] TPS650330-Q1: How can I get Function Safety documents for TPS65033xx-Q1 devices?

    Phil Yi
    Phil Yi
    Part Number: TPS650330-Q1 The Function Safety documents are on TI MySecure folder. Customers can request access from the link below: https://www.ti.com/licreg/docs/swlicexportcontrol.tsp?form_id=302189&prod_no=TPS65033X-Q1_FUNCTIONAL_SAFETY_DOCS&ref_url…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS650330-Q1: How can I get design documents for TPS65033xx-Q1 devices?

    Phil Yi
    Phil Yi
    Part Number: TPS650330-Q1 The design documents (datasheets and TRM) are on TI MySecure folder. Customers can request access from the link below: www.ti.com/.../swlicexportcontrol.tsp Once approved, design documents can be accessed from the link…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ4050: FAQ Home Page

    Jose Couso
    Jose Couso
    Part Number: BQ4050 FAQs How to enter UNSEAL or FULL ACCESS modes after sealing the gauge? How long does the voltage on the PACK pin need to be applied to wake-up the gauge? What are the differences between hardware and firmware protections? …
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] What are the advantages to using Totem Pole PFCs in power supply applications?

    William Moore
    William Moore
    Other Parts Discussed in Thread: UCC27517A , UCC21551 , UCC27714 When looking for a power supply for an AC/DC system, high efficiency, high power factor (PF) and low power line harmonics are all of major concern. This article will take a look at power…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] Why does SOC drop from 100% after full charge?

    Wyatt Keller
    Wyatt Keller
    The gauge takes an OCV measurements periodically when in relaxation and then uses this measurement to recalculate the remaining capacity and full charge capacity. If there is a change in conditions, like temperature, or every 5 hours in relaxation mode…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] Why is the Update Status register not updating from 5 to 6?

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: BQSTUDIO One of the most common problems when trying to complete the learning cycle is having the Update Status (Learned Status) not transition from 0x05 to 0x06. This transition indicates that the gauge has updated the…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ27Z561 FAQs

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: BQ27Z561 , BQ27Z561-R2 , BQ27Z561-R1 BQ27Z561 FAQ Home Page This is the home page for common questions in relation to the BQ27Z561, BQ27Z561-R1, and BQ27Z561-R2. FAQs Related FAQ home pages: Impedance Track FAQ…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] Why is the Update Status not updating from 4 to 5?

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: BQSTUDIO One of the most common problems when trying to complete the learning cycle is having the Update Status (Learned Status) not transition from 0x04 to 0x05. For this to happen, there must be at least a 90% change…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] Thermal Dissipation from an LDO Perspective

    McKyla Beuttler
    McKyla Beuttler
    Other Parts Discussed in Thread: TPS7B86-Q1 , TPS745 One commonly misunderstood topic regarding low dropout regulators (LDOs) is thermal dissipation. LDOs drop the input voltage using a FET in order to achieve the desired output rail. This power dissipates…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ24800: What is the maximum duty cycle of BQ24800? Can this duty cycle support my input adapter voltage?

    Alec Lehman
    Alec Lehman
    Part Number: BQ24800 Other Parts Discussed in Thread: BQ24780S Customers are often interested in knowing the max duty cycle of the buck converter so they can estimate the max output voltage of the charger at different input voltages. The max duty cycle…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
<>

View FAQ threads
  • Tags
  • RSS
  • More
  • Cancel
  • Answered

    TUSB546EVM: Display Port not working 0 Locked

    757 views
    18 replies
    Latest over 1 year ago
    by Juliet DeNapoli
  • Not Answered

    TL431-Q1: Voltage Regulator 0 Locked

    358 views
    3 replies
    Latest over 1 year ago
    by Joshua Garcia
  • Suggested Answer

    LM25148-Q1: Output ripple waveform question 0 Locked

    423 views
    5 replies
    Latest over 1 year ago
    by Jimmy Hua
  • Not Answered

    BQ40Z80: Programming of BMS chip 0 Locked

    120 views
    1 reply
    Latest over 1 year ago
    by Anthony
  • Suggested Answer

    LM5143: ti.com Synch Buck FET loss calculator result looks questionable? 0 Locked

    356 views
    1 reply
    Latest over 1 year ago
    by Timothy Hegarty
  • Suggested Answer

    BQ25798EVM: VSYS Shorted 0 Locked

    198 views
    1 reply
    Latest over 1 year ago
    by Jeff F
  • Suggested Answer

    LM5143: Slope compensation with LM5143...setting the sense resistor value? 0 Locked

    252 views
    1 reply
    Latest over 1 year ago
    by Timothy Hegarty
  • Suggested Answer

    BQ76952: Separate CHG and DSG FETs design 0 Locked

    254 views
    1 reply
    Latest over 1 year ago
    by Luis H. S.
  • Not Answered

    TPS66120: KTS1697A replacement 0 Locked

    126 views
    1 reply
    Latest over 1 year ago
    by Raymond Lin
  • Suggested Answer

    LM5025AEVAL: PWM issue 0 Locked

    181 views
    1 reply
    Latest over 1 year ago
    by Manuel Alva Hernandez
  • Suggested Answer

    TPS6594-Q1: RUNTIME BIST 0 Locked

    280 views
    3 replies
    Latest over 1 year ago
    by Michael Gambrill
  • Answered

    TPS7A85A: Parallel LDO Calculator results 0 Locked

    337 views
    3 replies
    Latest over 1 year ago
    by Stephen Ziel
  • Answered

    TPS25750: Application Customization tool generating wrong file 0 Locked

    564 views
    8 replies
    Latest over 1 year ago
    by Christopher Lim1
  • Suggested Answer

    BQ77915: 06 0 Locked

    178 views
    1 reply
    Latest over 1 year ago
    by Arelis Guerrero
  • Suggested Answer

    BQ24650: BQ24650 Design guide 0 Locked

    326 views
    5 replies
    Latest over 1 year ago
    by Christian Moyer
  • Answered

    BQ25790: Least components configuration 0 Locked

    180 views
    1 reply
    Latest over 1 year ago
    by Christian Moyer
  • Answered

    BQ25890: BQ25890 0 Locked

    466 views
    11 replies
    Latest over 1 year ago
    by Garrett Kreger
  • Answered

    CSD95430: IOUT 1K resistor? 0 Locked

    279 views
    6 replies
    Latest over 1 year ago
    by Mahmoud Harmouch
  • Suggested Answer

    TLV62095: Maximum spec for high side current limit 0 Locked

    310 views
    2 replies
    Latest over 1 year ago
    by Chris Glaser
  • Suggested Answer

    UCC256404: Power management forum 0 Locked

    150 views
    2 replies
    Latest over 1 year ago
    by Mike O'
<>