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
  • Suggested Answer

    BQ24250C: High Resistance Between BAT input and VSYS output 0 Locked

    217 views
    3 replies
    Latest over 1 year ago
    by Garrett Kreger
  • Answered

    BQ25308: charging Lithium battery 0 Locked

    418 views
    5 replies
    Latest over 1 year ago
    by Garrett Kreger
  • Suggested Answer

    TPS543C20: RVFT 0 Locked

    582 views
    15 replies
    Latest over 1 year ago
    by Britton Jones
  • Suggested Answer

    USB-TO-GPIO2: Does Fusion Digital Power Designer GUI supports the "USB-TO-GPIO2" adaptor. 0 Locked

    442 views
    1 reply
    Latest over 1 year ago
    by Britton Jones
  • Answered

    BQ76952: IO level; REGIN REG1/2 Dropout 0 Locked

    282 views
    4 replies
    Latest over 1 year ago
    by James Tyou
  • Suggested Answer

    TPS653860-Q1: Design documents request 0 Locked

    306 views
    3 replies
    Latest over 1 year ago
    by Karl Wallinger
  • Suggested Answer

    BQ25792: Not Initiating Charge 0 Locked

    332 views
    8 replies
    Latest over 1 year ago
    by Jibin Biju
  • Suggested Answer

    UCC14341-Q1: . 0 Locked

    356 views
    7 replies
    Latest over 1 year ago
    by Steven Mappus1
  • Suggested Answer

    TPS62130: Outputs Constant 1.2V , No Switching Happens 0 Locked

    244 views
    3 replies
    Latest over 1 year ago
    by Colin Chen
  • Suggested Answer

    LM74704-Q1: Question for specification of FET good and parallel LM74704-Q1 configuration instead of diode OR application 0 Locked

    732 views
    16 replies
    Latest over 1 year ago
    by Kazuki Kuramochi
  • Suggested Answer

    BQ76952: Data ROM signature 0 Locked

    243 views
    3 replies
    Latest over 1 year ago
    by Thomas Rainey
  • Answered

    UCC28951-Q1: No load startup Gate pulse erratic nature observed in CH-C & CH-D 0 Locked

    614 views
    11 replies
    Latest over 1 year ago
    by Mike O'
  • Answered

    UCC27282: How much is UCC27282 internal output stage MOS Rds(on) ? 0 Locked

    238 views
    3 replies
    Latest over 1 year ago
    by Jeremiah Vo
  • Suggested Answer

    TPS1641: Current treshold accuracy over temperature 0 Locked

    213 views
    2 replies
    Latest over 1 year ago
    by Rakesh
  • Answered

    UCC28C59-Q1: Critical Issues with Manufacturer Spice Model: Inconsistent Voltage, Current & Feedback, despite Exact EVK design Replication. 0 Locked

    1192 views
    26 replies
    Latest over 1 year ago
    by Varsha D
  • Suggested Answer

    LM5176: Layout review about LM5176 0 Locked

    433 views
    2 replies
    Latest over 1 year ago
    by Gary Teng
  • Suggested Answer

    TPS25984: Transient thermal performance 0 Locked

    284 views
    5 replies
    Latest over 1 year ago
    by Kunal Goel
  • Answered

    LM5069: Power Supply protection 0 Locked

    560 views
    13 replies
    Latest over 1 year ago
    by Akilarasan R
  • Not Answered

    LM5020: Voltage regulation is not happening 0 Locked

    180 views
    1 reply
    Latest over 1 year ago
    by Moritz
  • Answered

    BQ35100: Locked in ROM mode 0 Locked

    378 views
    5 replies
    Latest over 1 year ago
    by Paolo Giazzi
<>