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 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
  • [FAQ] TPSF12C1 and TPSF12C3 power-supply filter IC FAQs

    Timothy Hegarty
    Timothy Hegarty
    Other Parts Discussed in Thread: TPSF12C1 , TPSF12C3 Part Numbers: TPSF12C1/3/-Q1 TPSF12C1/-Q1 and TPSF12C3/-Q1 FAQ home page This is the home page for common questions and collateral resources related to the TI's new family of power-supply filter…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
<>

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

    TPS2663: Definition of I(CB) for TPS26631 0 Locked

    243 views
    2 replies
    Latest over 4 years ago
    by Rakesh
  • Answered

    LM5176: LM5176 is controlled by external constant current circuit. Connect to FB pin or COMP pin? 0 Locked

    1762 views
    14 replies
    Latest over 4 years ago
    by Aska Lee
  • Not Answered

    TPS40210-Q1:升压电源 0 Locked

    418 views
    1 reply
    Latest over 4 years ago
    by Jasper Li
  • Suggested Answer

    LM3549: LM3549 LED current setting 0 Locked

    556 views
    5 replies
    Latest over 4 years ago
    by Monet Xu
  • Suggested Answer

    TPS2553: IEC62368-1 certification and report for tps2553 0 Locked

    358 views
    1 reply
    Latest over 4 years ago
    by Ziv Zhang
  • Suggested Answer

    TLC59108: Trouble with open circuit detection 0 Locked

    953 views
    14 replies
    Latest over 4 years ago
    by Hardy Wu
  • Suggested Answer

    TLV62065-Q1: VREF(FB) accuracy for the whole temperature range in PFM mode 0 Locked

    523 views
    3 replies
    Latest over 4 years ago
    by Excel Regidor
  • Suggested Answer

    TPS62063: O/p Voltage problem 0 Locked

    460 views
    6 replies
    Latest over 4 years ago
    by Excel Regidor
  • Answered

    TPS3870-Q1: Latch mode(CT=0V) operation 0 Locked

    367 views
    4 replies
    Latest over 4 years ago
    by Yusuke Mukuno
  • Suggested Answer

    TLC5926-Q1: Hero device recommendation 0 Locked

    322 views
    1 reply
    Latest over 4 years ago
    by Frank Qiu
  • Answered

    LM3697: Provide power to the switching path from a higher voltage rail 0 Locked

    292 views
    3 replies
    Latest over 4 years ago
    by Yuting Shao
  • Answered

    TPS51100: Can this part be used for DDR4 VTT solution 0 Locked

    483 views
    3 replies
    Latest over 4 years ago
    by Yan Wang2
  • Suggested Answer

    LM25066: Connecting Pull up to external 3.3V other than VDD 0 Locked

    401 views
    4 replies
    Latest over 4 years ago
    by Praveen GD
  • Answered

    TPS25982: Excel calculation tool 0 Locked

    482 views
    1 reply
    Latest over 4 years ago
    by Praveen GD
  • Suggested Answer

    TL4242: Possible to use as current sink without LEDs? 0 Locked

    290 views
    7 replies
    Latest over 4 years ago
    by Yuting Shao
  • Suggested Answer

    TPS65296: schematic check 0 Locked

    434 views
    2 replies
    Latest over 4 years ago
    by Yuchang Zhang
  • Suggested Answer

    TPS2042B-Q1: capacitor value at out-pin 0 Locked

    362 views
    1 reply
    Latest over 4 years ago
    by Ziv Zhang
  • Answered

    TPS2069C: Safety certificate of TPS2069CDBVR 0 Locked

    256 views
    1 reply
    Latest over 4 years ago
    by Ziv Zhang
  • Suggested Answer

    CCS/UCD3138A: how to give big dead time 0 Locked

    500 views
    16 replies
    Latest over 4 years ago
    by liwei qi
  • Answered

    TPS563210A: Inductor value selection 0 Locked

    229 views
    2 replies
    Latest over 4 years ago
    by Hardy Xue
<>