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

    BQ40Z80: RTM schedule? Please confirm 0 Locked

    314 views
    4 replies
    Latest over 6 years ago
    by Roberto Duran
  • Suggested Answer

    LM5161: LM5161 MTBF calculation using the Arrhenius equation 0 Locked

    559 views
    2 replies
    Latest over 6 years ago
    by Timothy Hegarty
  • Answered

    UCC28910: Start up current tolerance 0 Locked

    387 views
    2 replies
    Latest over 6 years ago
    by Ulrich Goerke
  • Answered

    TPS22925: What is the minimum ON Vih, datasheet has conflicting numbers 0 Locked

    300 views
    1 reply
    Latest over 6 years ago
    by Alpha H
  • Suggested Answer

    power converter proposal 0 Locked

    344 views
    2 replies
    Latest over 6 years ago
    by JohnTucker
  • Answered

    CSD19534KCS: Mounting Torque Guidelines 0 Locked

    446 views
    1 reply
    Latest over 6 years ago
    by Chris Bull
  • Suggested Answer

    BQ24618: Typical Application Questions about Parts 0 Locked

    371 views
    3 replies
    Latest over 6 years ago
    by Jeff F
  • Answered

    BQ24133: STAT output - is there an internal pullup? 0 Locked

    182 views
    1 reply
    Latest over 6 years ago
    by Jeff F
  • Suggested Answer

    TPS61080: The output -15 ripple is large 0 Locked

    681 views
    4 replies
    Latest over 6 years ago
    by Helen chen
  • Suggested Answer

    BQ78Z100EVM-532: Can this be used for dry lead-acid batteries? 0 Locked

    433 views
    1 reply
    Latest over 6 years ago
    by David Hien
  • Suggested Answer

    TLC5955: TLC5955 for use as led display 0 Locked

    484 views
    1 reply
    Latest over 6 years ago
    by Shawn Ding
  • Suggested Answer

    TPS61088: TPS61088 Theta JA/JC question 0 Locked

    1255 views
    11 replies
    Latest over 6 years ago
    by Helen chen
  • Answered

    TPS61088: Solution for wide input range boost 0 Locked

    288 views
    1 reply
    Latest over 6 years ago
    by Helen chen
  • Answered

    TINA/Spice/UCC28700: Transformer Macro Model for TINA 0 Locked

    483 views
    1 reply
    Latest over 6 years ago
    by Herman Theodorus
  • Suggested Answer

    TPS59641: Device design resource required (datasheet, schematic , application notes) 0 Locked

    226 views
    1 reply
    Latest over 6 years ago
    by Matt Schurmann
  • Suggested Answer

    LM25145: LM25145RGYR 0 Locked

    429 views
    3 replies
    Latest over 6 years ago
    by Timothy Hegarty
  • Answered

    TPS54560: input voltage ripple 0 Locked

    342 views
    3 replies
    Latest over 6 years ago
    by Timothy Hegarty
  • Answered

    TPS40170: Using Buck converter in parallel. 0 Locked

    916 views
    6 replies
    Latest over 6 years ago
    by Timothy Hegarty
  • Answered

    LM5146-Q1: LM5146-Q1 OCP RILIM計算 0 Locked

    1187 views
    5 replies
    Latest over 6 years ago
    by Timothy Hegarty
  • Suggested Answer

    LM5146-Q1: How to achieve DEMB function with external driver 0 Locked

    1026 views
    8 replies
    Latest over 6 years ago
    by Timothy Hegarty
<>