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

    UCC5350-Q1: Gate Driver: X-ray inspection 0

    44 views
    1 reply
    Latest 16 days ago
    by Sean Cashin
  • Suggested Answer

    UCC1803: UCC1803J883B: Sealant cracking 0

    40 views
    1 reply
    Latest 16 days ago
    by Hong Huang
  • Suggested Answer

    LM25037-Q1: LM25037QMTX small signal model 0

    32 views
    1 reply
    Latest 16 days ago
    by Hong Huang
  • Suggested Answer

    BQ79718B-Q1: Monitor and Read Tsref pin 0

    24 views
    1 reply
    Latest 16 days ago
    by Pranav Ananthan
  • Suggested Answer

    BQ24610: BQ24610 compatibility with COTS BMS 0

    45 views
    1 reply
    Latest 16 days ago
    by Christian Moyer
  • Not Answered

    TPS62291: Output (Switching) Side Failure 0

    46 views
    3 replies
    Latest 16 days ago
    by Varun John
  • Suggested Answer

    BQ76907-Q1: During the cell balancing process of BQ76907, are the MOSFETs on the DSG and CSG turned on or off? 0

    42 views
    3 replies
    Latest 16 days ago
    by Gavin Long
  • Answered

    TPS75003-EP: TPS75003MRHLREP 0

    24 views
    1 reply
    Latest 16 days ago
    by Sarah Lao
  • Suggested Answer

    BQ76952: bq76952 – How to reset SAVED_PF_STATUS after a transient SOV PF 0

    45 views
    1 reply
    Latest 16 days ago
    by Rohin Nair
  • Answered

    TPS25772-Q1: Dual USB PD with HUB 0

    51 views
    5 replies
    Latest 16 days ago
    by Paul Slo
  • Answered

    UCD3138PSFBEVM-027: UCD3138 and Fusion Digital Power Studio inquiry 0

    53 views
    1 reply
    Latest 16 days ago
    by Jonathan Wong
  • Suggested Answer

    UCC28070: The PFC voltage of UCC28070 will shake during startup, and it will also shake during repeated startup. 0

    131 views
    9 replies
    Latest 16 days ago
    by Ulrich Goerke
  • Suggested Answer

    TPS26744E-Q1: Access, Availability, Roadmap 0

    26 views
    1 reply
    Latest 16 days ago
    by James Spillman
  • Suggested Answer

    BQ25172: Why have NiMH battery chargers shifted from the -ΔV method to the timer-based method? 0

    76 views
    5 replies
    Latest 16 days ago
    by Wyatt Keller
  • Suggested Answer

    UCC25661: UCC25660 UCC25661 0

    498 views
    26 replies
    Latest 16 days ago
    by JCHK
  • Answered

    BQ25820: 1S Charge Current Limitations in low battery voltage states 0

    22 views
    1 reply
    Latest 16 days ago
    by Christian Moyer
  • Not Answered

    TLC6C5712-Q1: Fault situation during thermal test 0

    42 views
    3 replies
    Latest 16 days ago
    by Isaiah Atsedewoin
  • Suggested Answer

    BQ34210-Q1: Android 14 Linux driver 0

    26 views
    1 reply
    Latest 16 days ago
    by Alan Frias
  • Suggested Answer

    BQ25186EVM: BQ25186 0

    54 views
    8 replies
    Latest 16 days ago
    by Alec Lehman
  • Answered

    TPS546E25: PIN 6, MSEL2 0

    41 views
    1 reply
    Latest 16 days ago
    by David_Daniels
<>