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
  • Not Answered

    About concern to LM2840's light load operation 0 Locked

    1117 views
    5 replies
    Latest over 8 years ago
    by Akshay Mehta
  • Not Answered

    TPS23754 for 24Vout 0 Locked

    496 views
    1 reply
    Latest over 8 years ago
    by Darwin Fernandez
  • Answered

    TPS65130 VPOS and VNEG Problems 0 Locked

    1445 views
    3 replies
    Latest over 8 years ago
    by Brigitte
  • Not Answered

    TPS23753A 5V 5W design 0 Locked

    403 views
    1 reply
    Latest over 8 years ago
    by Darwin Fernandez
  • Answered

    BQ28Z610 Sleep Mode 0 Locked

    699 views
    1 reply
    Latest over 8 years ago
    by Onyx Ahiakwo
  • Not Answered

    TPS23754EVM-383 EVM: T2P LED 0 Locked

    554 views
    1 reply
    Latest over 8 years ago
    by Darwin Fernandez
  • Answered

    UCC28070 IMO Limit 0 Locked

    1184 views
    4 replies
    Latest over 8 years ago
    by Darren Jenkins
  • Not Answered

    bq34z100EVM schematic source files 0 Locked

    699 views
    3 replies
    Latest over 8 years ago
    by ThomasCosby
  • Answered

    Doubt regarding core loss calculation for forward converter 0 Locked

    5660 views
    14 replies
    Latest over 8 years ago
    by Ulrich Goerke
  • Answered

    TPS54561 / EVM copper thickness of internal layer 0 Locked

    763 views
    2 replies
    Latest over 8 years ago
    by JohnTucker
  • Not Answered

    Charging Large Capacitor with UCC28950 0 Locked

    648 views
    1 reply
    Latest over 8 years ago
    by Colin Gillmor
  • Answered

    UCC28950 - The 2.25 factor of the t ABSET equation 0 Locked

    935 views
    3 replies
    Latest over 8 years ago
    by Colin Gillmor
  • Not Answered

    TPS54302 4V @ 3A low drop-out 0 Locked

    715 views
    2 replies
    Latest over 8 years ago
    by Mayank Gupta
  • Not Answered

    Lifetime Cell Min Voltage Set to "0" Issue 0 Locked

    402 views
    1 reply
    Latest over 8 years ago
    by Alan Ogburn73
  • Not Answered

    BQ24032A 0 Locked

    225 views
    0 replies
    Started over 8 years ago
    by user4408068
  • Not Answered

    Development tools / API for programming fuel gauges? 0 Locked

    336 views
    0 replies
    Started over 8 years ago
    by wbg243
  • Not Answered

    BQ24032 Chip Damaging 0 Locked

    252 views
    0 replies
    Started over 8 years ago
    by user4408068
  • Not Answered

    BQ24032A 0 Locked

    195 views
    0 replies
    Started over 8 years ago
    by user4408068
  • Not Answered

    LM43600 duty cycle not increasing under load 0 Locked

    1264 views
    8 replies
    Latest over 8 years ago
    by Robbie Valentine
  • Not Answered

    BQ51221 Heat up when using 0 Locked

    867 views
    4 replies
    Latest over 8 years ago
    by Henrik Gottlieb Pedersen
<>