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
  • Not Answered

    BQ25895: Charger output problem when supplied from the battery 0 Locked

    81 views
    0 replies
    Started 7 months ago
    by MCAV
  • Answered

    LM5156: Boost converter 40V to 160V with LM5156EVM 0 Locked

    465 views
    11 replies
    Latest 7 months ago
    by jerome tual
  • Answered

    TPS40304: Life Cycle of "TPS40304DRCR" 0 Locked

    166 views
    3 replies
    Latest 7 months ago
    by Peter James Miller
  • Answered

    LMG2100R044: LMG2100R044 as high side current switch 0 Locked

    337 views
    2 replies
    Latest 7 months ago
    by Roy Flax
  • Suggested Answer

    UCC28740: Can't open SIMPLIS model 0 Locked

    244 views
    6 replies
    Latest 7 months ago
    by JCHK
  • Answered

    TPS65224-Q1: Regarding TPS6522312WRAHRQ1 datasheet 0 Locked

    226 views
    1 reply
    Latest 7 months ago
    by Niko Alatalo
  • Answered

    TPS63806: Correct to assume no risk of back-feeding or harming part with 5V on output when disabled? 0 Locked

    122 views
    3 replies
    Latest 7 months ago
    by Tao Zhang
  • Answered

    BQ27621-G1: single cell solution 0 Locked

    316 views
    8 replies
    Latest 7 months ago
    by Jeff YANG
  • Not Answered

    LMR43610-Q1: Layout review / Feedback trace 0 Locked

    118 views
    3 replies
    Latest 7 months ago
    by Pramanik Patel
  • Answered

    TPS27SA08-Q1: PWM High-Side Power Switch 0 Locked

    169 views
    2 replies
    Latest 7 months ago
    by Mariglen Ymeraj
  • Suggested Answer

    TPSM82823: LTspice model requests 0 Locked

    146 views
    1 reply
    Latest 7 months ago
    by Andreas Mueller
  • Answered

    TPS61222: Single - Cell 5V boost with cell protection 0 Locked

    350 views
    7 replies
    Latest 7 months ago
    by Nini Zhong
  • Answered

    LMR38020: drop in replacement part with higher current rating 0 Locked

    117 views
    1 reply
    Latest 7 months ago
    by Niranjan Nair
  • Answered

    BQ40Z80: Regarding DSG Mosfet 0 Locked

    197 views
    9 replies
    Latest 7 months ago
    by OverAgent712
  • Answered

    TPS2116: Protection of inputs 0 Locked

    269 views
    10 replies
    Latest 7 months ago
    by Daniel Schultz
  • Suggested Answer

    TPS552882: not getting 12V out put with 12V input 0 Locked

    108 views
    1 reply
    Latest 7 months ago
    by Mulin Yuan
  • Answered

    BQ25306: Battery remove & Similar products 0 Locked

    160 views
    3 replies
    Latest 7 months ago
    by Ning T
  • Answered

    BQ25306EVM: BQ25306EVM Evaluation Module Dimensions 0 Locked

    152 views
    5 replies
    Latest 7 months ago
    by Ning T
  • Suggested Answer

    WEBENCH-CIRCUIT-DESIGNER: Cannot Export to Altium Designer 0 Locked

    334 views
    1 reply
    Latest 7 months ago
    by Sateesh Goudappanavar
  • Not Answered

    LM5069: Review schematic and MOSFET check 0 Locked

    150 views
    1 reply
    Latest 7 months ago
    by Kunal Goel
<>