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

    BQ24075T: bq24075T Questions 0 Locked

    445 views
    1 reply
    Latest over 4 years ago
    by Anthony P Pham
  • Suggested Answer

    BQ24725: How to set up BQ24725 for charging current for 8A 0 Locked

    582 views
    3 replies
    Latest over 4 years ago
    by Angelo Zhang87
  • Suggested Answer

    TPS2121: Help with TPS2121 for Automatic Switchover Between Two 5-V Supplies 0 Locked

    805 views
    3 replies
    Latest over 4 years ago
    by Shreyas Dmello
  • Answered

    LM78L: voltage at power on transient 0 Locked

    213 views
    2 replies
    Latest over 4 years ago
    by david sun1
  • Answered

    BQ25616: To select a booster IC for the BQ25616 0 Locked

    239 views
    6 replies
    Latest over 4 years ago
    by Hong Mao
  • Suggested Answer

    BQ40Z50-R3-DEVICE-FW: Batt ID and PRES/SHUTDN pin sharing. 0 Locked

    825 views
    5 replies
    Latest over 4 years ago
    by Nick Brylski
  • Suggested Answer

    TPS25940-Q1: TPS25940-Q1 reverse car battery protection 0 Locked

    673 views
    9 replies
    Latest over 4 years ago
    by Praveen GD
  • Answered

    LMR36520: PG pin connexion 0 Locked

    281 views
    1 reply
    Latest over 4 years ago
    by Denislav Petkov
  • Answered

    TLV751: Fixed voltage documentation 0 Locked

    305 views
    1 reply
    Latest over 4 years ago
    by Stephen Ziel
  • Answered

    LP38693-ADJ: LP38693-ADJ 0 Locked

    451 views
    4 replies
    Latest over 4 years ago
    by Jason Song
  • Suggested Answer

    UCC12040: Operating Range 0 Locked

    294 views
    2 replies
    Latest over 4 years ago
    by Steven Mappus1
  • Answered

    LM317L-N: DSBGA Package Dimensions 0 Locked

    323 views
    4 replies
    Latest over 4 years ago
    by Jason Song
  • Not Answered

    TPS543620: New Product Update's Contents 0 Locked

    271 views
    1 reply
    Latest over 4 years ago
    by Anthony F
  • Not Answered

    TL783: regulator outputting low voltage after a couple years in the field +1 Locked

    694 views
    4 replies
    Latest over 4 years ago
    by Jason Song
  • Not Answered

    WEBENCH® Tools/LM51561-Q1: LM5156-Q1 0 Locked

    430 views
    1 reply
    Latest over 4 years ago
    by Garrett Roecker
  • Answered

    TPS65218D0: TPS65218D0 DCDC6 Internal Converter usage 0 Locked

    457 views
    3 replies
    Latest over 4 years ago
    by Brian Berner
  • Suggested Answer

    TPS7B81: PSPICE Model? 0 Locked

    217 views
    1 reply
    Latest over 4 years ago
    by Jason Song
  • Answered

    UCD7242: UCD7242 0 Locked

    363 views
    5 replies
    Latest over 4 years ago
    by Weidong Zhu
  • Suggested Answer

    LM3429: LM3429 0 Locked

    327 views
    1 reply
    Latest over 4 years ago
    by Tuan Tran74
  • Suggested Answer

    TPS6594-Q1: Support for simulation, EMC test results 0 Locked

    245 views
    1 reply
    Latest over 4 years ago
    by Chris Sterzik
<>