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

    TPS65982BB: how to config TPS65982BB by GUI and make it function 0 Locked

    665 views
    21 replies
    Latest over 1 year ago
    by Kevin Kosta
  • Answered

    BQ24123: How to use GND pin 0 Locked

    213 views
    2 replies
    Latest over 1 year ago
    by ?? ??
  • Suggested Answer

    TPS25751: Waiting for technical support got very long 0 Locked

    142 views
    1 reply
    Latest over 1 year ago
    by Conner Gillette
  • Not Answered

    TPS65994AE: The behavior of the TPS65994 Pin.D1(I2C_EC_IRQ) on two ports is different action. 0 Locked

    284 views
    2 replies
    Latest over 1 year ago
    by Aya Khedr
  • Suggested Answer

    TPS25750EVM: Issue when replaced IC in EVK 0 Locked

    276 views
    2 replies
    Latest over 1 year ago
    by Aya Khedr
  • Answered

    TPS7A20: Floating or grounding N/C pin 4 0 Locked

    363 views
    3 replies
    Latest over 1 year ago
    by Jorge Del Rio
  • Suggested Answer

    LM5046: Unencrypted Pspice Model Request 0 Locked

    178 views
    1 reply
    Latest over 1 year ago
    by Hong Huang
  • Not Answered

    BQ40Z50: how to read correct cWh 0 Locked

    387 views
    4 replies
    Latest over 1 year ago
    by Anthony
  • Not Answered

    BQ40Z50-R2: FCC 0 Locked

    244 views
    3 replies
    Latest over 1 year ago
    by Anthony
  • Answered

    TPS62877-Q1: whether TPS62877-Q1 can support 30A continuous output at Full temperature(-40~125°c)? 0 Locked

    373 views
    7 replies
    Latest over 1 year ago
    by Excel Regidor
  • Answered

    TPS3762: can't find TI-SPICE model 0 Locked

    259 views
    1 reply
    Latest over 1 year ago
    by Joshua Garcia
  • Answered

    UCC24612: Conduction period memory 0 Locked

    364 views
    8 replies
    Latest over 1 year ago
    by Mike O'
  • Suggested Answer

    BQ27427: Undervoltage and Watchdog Reset Condition 0 Locked

    746 views
    10 replies
    Latest over 1 year ago
    by Jonny
  • Suggested Answer

    BQ25713: Does BQ25713 have function of no battery detection ? 0 Locked

    258 views
    1 reply
    Latest over 1 year ago
    by Tiger Zhou
  • Suggested Answer

    TPS544C25: UV Warning/Fault questions 0 Locked

    325 views
    1 reply
    Latest over 1 year ago
    by Tomoya Ide
  • Suggested Answer

    BQ24040: BQ2404X minimum charge current 0 Locked

    218 views
    1 reply
    Latest over 1 year ago
    by Michael Emanuel35
  • Suggested Answer

    LP8758-EA: The Vout step size range 0 Locked

    318 views
    5 replies
    Latest over 1 year ago
    by Matt Sunna
  • Suggested Answer

    BQ29209: BQ29209 OUT pin high when balancing? 0 Locked

    333 views
    3 replies
    Latest over 1 year ago
    by Thomas Rainey
  • Not Answered

    BQ25890: VSYS voltage drop when the battery is full charged 0 Locked

    209 views
    2 replies
    Latest over 1 year ago
    by Garrett Kreger
  • Suggested Answer

    BQ20Z70-V160: bq20z75DBT-V180 0 Locked

    448 views
    4 replies
    Latest over 1 year ago
    by Dominik Hartl11
<>