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

    Need BMS IC 0 Locked

    321 views
    1 reply
    Latest over 5 years ago
    by Upal Patel
  • Answered

    BQ24133: 1 cell simpler charger 2A 0 Locked

    319 views
    6 replies
    Latest over 5 years ago
    by user6364479
  • Answered

    UCD9081: Power sequence up/down 0 Locked

    414 views
    3 replies
    Latest over 5 years ago
    by yihe
  • Suggested Answer

    TPS1HA08-Q1: Automatically reverse protection issue 0 Locked

    401 views
    3 replies
    Latest over 5 years ago
    by Anthony P Pham
  • Answered

    LM73606-Q1: Any concerns if enable is earlier than Vin 0 Locked

    323 views
    4 replies
    Latest over 5 years ago
    by Samuel Jaffe
  • Not Answered

    TPS1HA08-Q1: Fault mode / schem review 0 Locked

    517 views
    5 replies
    Latest over 5 years ago
    by Anthony P Pham
  • Suggested Answer

    TPS65381A-Q1: could we reduce feedback res to reduce quiescent current? 0 Locked

    260 views
    3 replies
    Latest over 5 years ago
    by Ivan Calzada
  • Not Answered

    BQ76930EVM: bq76930 evm 0 Locked

    550 views
    5 replies
    Latest over 5 years ago
    by Matt Sunna
  • Answered

    TPS63000: Converter pulling excess current when enabled 0 Locked

    1192 views
    2 replies
    Latest over 5 years ago
    by Angus Thomson1
  • Not Answered

    BQ25886: Battery is not charging 0 Locked

    393 views
    1 reply
    Latest over 5 years ago
    by Michael Emanuel35
  • Suggested Answer

    BQ27220: Minimum Capacity of Battery for using the BQ27220 0 Locked

    324 views
    3 replies
    Latest over 5 years ago
    by Rushi_Dalal
  • Suggested Answer

    BQ34Z100-G1: IT Enable is reset during charging 0 Locked

    222 views
    2 replies
    Latest over 5 years ago
    by Wyatt Keller
  • Suggested Answer

    TPS2511: What is the max leakage current of the CSn input pin? 0 Locked

    286 views
    4 replies
    Latest over 5 years ago
    by Adam Mc Gaffin
  • Answered

    BQ24075: BQ24075 Viset 0 Locked

    244 views
    3 replies
    Latest over 5 years ago
    by Raheem
  • Answered

    LM5164: LM5164 0 Locked

    634 views
    1 reply
    Latest over 5 years ago
    by Daniel Li14
  • Answered

    TPS54040: Negative output 0 Locked

    303 views
    1 reply
    Latest over 5 years ago
    by Daniel Li14
  • Suggested Answer

    TPS62148: VOS pin "sufficiently high voltage ripple" 0 Locked

    513 views
    5 replies
    Latest over 5 years ago
    by Amod Vaze
  • Suggested Answer

    DCP020505: Ordering Information 0 Locked

    347 views
    1 reply
    Latest over 5 years ago
    by iAlejandro
  • Suggested Answer

    TPS92641: there is noise on VLED when power off TPS92641 0 Locked

    336 views
    3 replies
    Latest over 5 years ago
    by Irwin Nederbragt
  • Answered

    LM5575: LM5575 Simulation by PSPICE 0 Locked

    1473 views
    20 replies
    Latest over 5 years ago
    by Farzaneh Faridi
<>