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

    REF5025: Start up issue (in conjonction with ADS1246) 0 Locked

    1131 views
    9 replies
    Latest over 5 years ago
    by Marcoo Z
  • Answered

    BQ24620: Battery charging under load 0 Locked

    414 views
    6 replies
    Latest over 5 years ago
    by Kedar Manishankar
  • Suggested Answer

    TPS61021A: TPS61021A 0 Locked

    245 views
    1 reply
    Latest over 5 years ago
    by Youhao Xi
  • Answered

    UCC27611: Low pulldown impedance against Miller turnon 0 Locked

    483 views
    3 replies
    Latest over 5 years ago
    by Jeffrey Mueller
  • Answered

    BQ24253: Behavior of V_sys and I_sys (BQ24253RGER) 0 Locked

    408 views
    5 replies
    Latest over 5 years ago
    by Jeff F
  • Answered

    BQ4050: GPC Report parameters 0 Locked

    366 views
    3 replies
    Latest over 5 years ago
    by Luis H. S.
  • Answered

    BQ28Z610: FET Drive Voltage 0 Locked

    523 views
    3 replies
    Latest over 5 years ago
    by Alex Lewandowski
  • Suggested Answer

    Compiler/TL494: TL494C 0 Locked

    178 views
    1 reply
    Latest over 5 years ago
    by Sonal Singh
  • Suggested Answer

    TPS70345-EP: spice model 0 Locked

    309 views
    1 reply
    Latest over 5 years ago
    by Jason Song
  • Suggested Answer

    TPS650250: Design review 0 Locked

    230 views
    1 reply
    Latest over 5 years ago
    by Brian Berner
  • Answered

    BQ24190: Two BQ24190 charging the same battery 0 Locked

    361 views
    1 reply
    Latest over 5 years ago
    by Ning T
  • Suggested Answer

    TPS54560B: Guaranteed value of dv/dt 0 Locked

    268 views
    1 reply
    Latest over 5 years ago
    by Marshall_Beck
  • Suggested Answer

    LM3429: How to set up the compensation capacitance value 0 Locked

    384 views
    1 reply
    Latest over 5 years ago
    by Tuan Tran74
  • Answered

    LMR14010A: Inverting topology 0 Locked

    225 views
    1 reply
    Latest over 5 years ago
    by Marshall_Beck
  • Suggested Answer

    UCC28056: Not regulating - Believe ZDC/CS voltage is too high 0 Locked

    872 views
    3 replies
    Latest over 5 years ago
    by Ulrich Goerke
  • Answered

    BQEVSW: Problem unsealing BQ33100 0 Locked

    954 views
    9 replies
    Latest over 5 years ago
    by Shirish
  • Suggested Answer

    BQ40Z80: Questions about VSS and PGND connection 0 Locked

    786 views
    2 replies
    Latest over 5 years ago
    by Damian Lewis
  • Suggested Answer

    UCC256404: Questions about Usage in LLC Application 0 Locked

    602 views
    3 replies
    Latest over 5 years ago
    by Ulrich Goerke
  • Not Answered

    BQ20Z655: Recovery for Reinsert Battery Pack 0 Locked

    1053 views
    9 replies
    Latest over 5 years ago
    by Wyatt Keller
  • Answered

    TPS65910: about Boot sequence time slot duration setting 0 Locked

    286 views
    1 reply
    Latest over 5 years ago
    by Phil Yi
<>