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
  • Not Answered

    WEBENCH® Tools/LM25118: Electrical circuit simulation 0 Locked

    216 views
    2 replies
    Latest over 5 years ago
    by user4903530
  • Answered

    TPS2124: Difference between TPS2124 and TPS2120 0 Locked

    501 views
    2 replies
    Latest over 5 years ago
    by Luna
  • Answered

    TPS25940: Using a TPS25940A for Supercapacitor charger 0 Locked

    1599 views
    4 replies
    Latest over 5 years ago
    by Peter Bain
  • Answered

    LM5164: Fly-buck not working properly with LM5164 0 Locked

    849 views
    2 replies
    Latest over 5 years ago
    by Ilya Dontsov
  • Suggested Answer

    TPS63030EVM-658: Very poor efficiency using EVM.... 0 Locked

    736 views
    10 replies
    Latest over 5 years ago
    by Jon Anderson
  • Answered

    TPS65911: TPS659113 EOLA and finding for recommended replacement 0 Locked

    434 views
    4 replies
    Latest over 5 years ago
    by Alder Lim
  • Answered

    TPS54202: Output 0v when enabled 0 Locked

    305 views
    1 reply
    Latest over 5 years ago
    by user6100253
  • Answered

    TPS566235: TPS566235 0 Locked

    391 views
    2 replies
    Latest over 5 years ago
    by Serge Sudja
  • Answered

    BQ40Z50-R1: Communication Data 0 Locked

    261 views
    3 replies
    Latest over 5 years ago
    by Tamio Yokokura
  • Answered

    TPS40170: TPS40K compensation calculator tool 0 Locked

    1029 views
    2 replies
    Latest over 5 years ago
    by Adrian Ocampo
  • Answered

    TPS62745: TPS62745 Iq at 7uA current draw when mcu is in deep sleep? 0 Locked

    294 views
    2 replies
    Latest over 5 years ago
    by Ron Segal1
  • Suggested Answer

    BQ27426: BQ27426 capacity jump up when the external power is connected 0 Locked

    330 views
    5 replies
    Latest over 5 years ago
    by Andy Liu (BMS)
  • Answered

    BQ76PL455A: Inconsistent register reading 0 Locked

    236 views
    1 reply
    Latest over 5 years ago
    by Taylor Vogt
  • Suggested Answer

    CCS/BQ27510-G3: Battery Management Studio 1.3.86 using WIN10 and 4K UHD display 0 Locked

    598 views
    5 replies
    Latest over 5 years ago
    by Andy Liu (BMS)
  • Suggested Answer

    WEBENCH® Tools/EMB1499Q: Active chipset reference design guide 0 Locked

    209 views
    1 reply
    Latest over 5 years ago
    by Taylor Vogt
  • Suggested Answer

    ISO5851: Min Current 0 Locked

    307 views
    1 reply
    Latest over 5 years ago
    by Mamadou Diallo
  • Answered

    BOOST-LP5569EVM: Sequence of I2C commands to start SRAM program on LP5569 directly from low-level code 0 Locked

    408 views
    1 reply
    Latest over 5 years ago
    by Anatoli Krassavine
  • Suggested Answer

    TPS61099:efficiency about TPS610994 0 Locked

    262 views
    5 replies
    Latest over 5 years ago
    by Minqiu Xie
  • Suggested Answer

    TPS3808: VSENSE and VDD supply sequence 0 Locked

    261 views
    1 reply
    Latest over 5 years ago
    by Abhinav.Sharma
  • Answered

    TPS43060: min and Max value of Vcc 0 Locked

    327 views
    6 replies
    Latest over 5 years ago
    by Helen chen
<>