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
  • Suggested Answer

    TPS2663: Parallel TPS2663x without shutdown the uC 0 Locked

    124 views
    3 replies
    Latest 6 months ago
    by Amrit Jit
  • Answered

    LM5146: SPICE Average model of LM5146 0 Locked

    162 views
    3 replies
    Latest 6 months ago
    by Timothy Hegarty
  • Answered

    TPSM33625: TPSM33625 0 Locked

    146 views
    5 replies
    Latest 6 months ago
    by Frank De Stasi
  • Suggested Answer

    TPS25730: USB PD sink solution 0 Locked

    155 views
    1 reply
    Latest 6 months ago
    by Christopher Lim1
  • Suggested Answer

    UCD9081: Reset Behavior 0 Locked

    65 views
    1 reply
    Latest 6 months ago
    by yihe
  • Answered

    TPS92682-Q1: The low-voltage reset voltage of TPS92682 and TPS92520 0 Locked

    110 views
    1 reply
    Latest 6 months ago
    by Daniel Louis
  • Suggested Answer

    TPS65987D: 30W sourcing PD port reference design without battery 0 Locked

    133 views
    4 replies
    Latest 6 months ago
    by Christopher Lim1
  • Suggested Answer

    TPS73601-EP: PCN# 20241015004.1 0 Locked

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

    TL431-Q1: Undervoltage and overvoltage protection with TL431 0 Locked

    250 views
    3 replies
    Latest 6 months ago
    by Andrew Li
  • Suggested Answer

    BQ25798: BQ25798 0 Locked

    264 views
    11 replies
    Latest 6 months ago
    by Jeff F
  • Not Answered

    UCC28740: Duty and Switching Frequency will Reduce Under Heavy Load Condition 0 Locked

    143 views
    3 replies
    Latest 6 months ago
    by Ning Tan
  • Answered

    TPS25751EVM: TPS25751 + BQ25731, PPS and reading out TPS25751 status 0 Locked

    217 views
    3 replies
    Latest 6 months ago
    by Christopher Lim1
  • Not Answered

    TPS568215OA: Difference between TPS568215OARNNR and TPS568215RNN 0 Locked

    74 views
    1 reply
    Latest 6 months ago
    by Amod Vaze
  • Suggested Answer

    TPS3808: what is the Input current at SENSE when VDD=0 0 Locked

    136 views
    5 replies
    Latest 6 months ago
    by Jesse Villanueva
  • Not Answered

    BQ24650: BQ24650: Charging with solar panel not working (2) 0 Locked

    172 views
    3 replies
    Latest 6 months ago
    by Christian Moyer
  • Suggested Answer

    TPS25762-Q1: TPS25762-Q1 0 Locked

    127 views
    3 replies
    Latest 6 months ago
    by Eric Hartigan
  • Suggested Answer

    LM5116: Output voltage drop problem 0 Locked

    105 views
    2 replies
    Latest 6 months ago
    by EricLee
  • Suggested Answer

    UCD9090A: GUI timing is not correct 0 Locked

    507 views
    22 replies
    Latest 6 months ago
    by yihe
  • Suggested Answer

    HD3SS3220: Power management forum 0 Locked

    103 views
    1 reply
    Latest 6 months ago
    by Kameron Hill
  • Suggested Answer

    HD3SS3220: Pull down resistors on the Rx and Tx differential lines 0 Locked

    156 views
    1 reply
    Latest 6 months ago
    by Kameron Hill
<>