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

    TPS54531 Problem of shut down 0 Locked

    1112 views
    6 replies
    Latest over 9 years ago
    by user357205584
  • Not Answered

    TPS65261 V7V LDO Dropout voltage 0 Locked

    702 views
    3 replies
    Latest over 9 years ago
    by Jason Wang (BSR-MV)
  • Suggested Answer

    TPS61021 & TPS61021A 0 Locked

    1013 views
    3 replies
    Latest over 9 years ago
    by user4382786
  • Not Answered

    LM3429 issues, moving to a 4 layer PCB questions 0 Locked

    763 views
    3 replies
    Latest over 9 years ago
    by Clinton Jensen
  • Answered

    [ LMG3410 ] Low Fs Operation and UVLO Behavior 0 Locked

    1239 views
    2 replies
    Latest over 9 years ago
    by Kenichiro
  • Not Answered

    LM5088 enable/disable thresholds 0 Locked

    364 views
    1 reply
    Latest over 9 years ago
    by Garrett Roecker
  • Not Answered

    LM3410 as buck-boost 0 Locked

    1145 views
    7 replies
    Latest over 9 years ago
    by Clinton Jensen
  • Not Answered

    SMBus addressing for situatuion where pack has more than one gas gauge 0 Locked

    1832 views
    8 replies
    Latest over 9 years ago
    by Lauren Ekkens
  • Not Answered

    LM117KG bare die 0 Locked

    909 views
    2 replies
    Latest over 9 years ago
    by Kaisar Ali
  • Answered

    TPS40077 / Junction to Case Thermal Resistance 0 Locked

    669 views
    2 replies
    Latest over 9 years ago
    by Qian Chen
  • Not Answered

    TPS40170 VEN voltage at VBP 0 Locked

    681 views
    2 replies
    Latest over 9 years ago
    by Qian Chen
  • Not Answered

    UCC2800 Reference Design 0 Locked

    1902 views
    14 replies
    Latest over 9 years ago
    by Bing -PSC Lu
  • Not Answered

    Need guide/ advice for bq34z100 ! 0 Locked

    492 views
    1 reply
    Latest over 9 years ago
    by Benjamin Lough
  • Not Answered

    TPS40210 boost question 0 Locked

    367 views
    2 replies
    Latest over 9 years ago
    by Ajmal Godil
  • Answered

    BQ27621 battery guage LDO output 0 Locked

    971 views
    4 replies
    Latest over 9 years ago
    by Arun Sivakumaran
  • Not Answered

    Treatment method of SENSE1 terminal 0 Locked

    579 views
    1 reply
    Latest over 9 years ago
    by Mark Sellers
  • Answered

    Potential voltage rating of TPS40170 0 Locked

    533 views
    2 replies
    Latest over 9 years ago
    by Qian Chen
  • Not Answered

    Boost LED Driver without diode? 0 Locked

    538 views
    1 reply
    Latest over 9 years ago
    by Clinton Jensen
  • Answered

    TPS92512HV audible noise - how to eliminate? 0 Locked

    602 views
    1 reply
    Latest over 9 years ago
    by Clinton Jensen
  • Not Answered

    LDO - LP38693 ESR output capacitor 0 Locked

    659 views
    1 reply
    Latest over 9 years ago
    by Donald Jones
<>