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
  • Answered

    TPS3851-Q1: how long the RESET signal will keep when timer is up? whether tRST is configurable? 0 Locked

    371 views
    3 replies
    Latest over 1 year ago
    by Joshua Garcia
  • Suggested Answer

    TPS3840-Q1: Open drain output configuration 0 Locked

    391 views
    5 replies
    Latest over 1 year ago
    by Sila Atalar
  • Suggested Answer

    TPS3760: Correct part numbers for 12.0 and 12.4 volt detectors 0 Locked

    179 views
    1 reply
    Latest over 1 year ago
    by Jesse Villanueva
  • Not Answered

    UCC5870-Q1: UCC5870-Q1 0 Locked

    326 views
    3 replies
    Latest over 1 year ago
    by Daniel Norwood
  • Answered

    TPS65219: VSYS 3.3V and 5V 0 Locked

    153 views
    1 reply
    Latest over 1 year ago
    by Brenda Diaz
  • Not Answered

    BQ76952: BQ76952 NTC accuracy 0 Locked

    138 views
    1 reply
    Latest over 1 year ago
    by Max Verboncoeur
  • Suggested Answer

    LMG2100R044: can it achieve 100% duty cycle? 0 Locked

    567 views
    2 replies
    Latest over 1 year ago
    by Kyle Wolf
  • Suggested Answer

    LM25143-Q1: EN pin control under single output with dual phase structure 0 Locked

    279 views
    3 replies
    Latest over 1 year ago
    by Orlando Murray
  • Suggested Answer

    LMG3410-HB-EVM: GaN questions 0 Locked

    329 views
    4 replies
    Latest over 1 year ago
    by Kyle Wolf
  • Not Answered

    BQ76952: CHG leakage voltage when PACK+ rise up to about 63V when he device in OTC status 0 Locked

    770 views
    15 replies
    Latest over 1 year ago
    by Max Verboncoeur
  • Not Answered

    BQ76952: Current Sense Resister Signal to Noise 0 Locked

    301 views
    3 replies
    Latest over 1 year ago
    by Max Verboncoeur
  • Suggested Answer

    TPS65987D: TPS65987 EVM 0 Locked

    384 views
    3 replies
    Latest over 1 year ago
    by Christopher Lim1
  • Suggested Answer

    BQ24800: supercap management 0 Locked

    419 views
    2 replies
    Latest over 1 year ago
    by Aya Khedr
  • Suggested Answer

    LM5013-Q1: Schematic review 0 Locked

    449 views
    11 replies
    Latest over 1 year ago
    by Ridge Lahti
  • Suggested Answer

    LM73606: QUery regarding UVLO and alternate solutions 0 Locked

    282 views
    7 replies
    Latest over 1 year ago
    by Rahil Ajani
  • Answered

    TLV702-Q1: New datasheet for PCN 0 Locked

    292 views
    1 reply
    Latest over 1 year ago
    by Andres Sagredo
  • Suggested Answer

    Exact pin to pin Alternate for LM5145RGYR 0 Locked

    594 views
    1 reply
    Latest over 1 year ago
    by Orlando Murray
  • Answered

    BQ40Z80: ManufacturerData() structure as defined in slua868 seems different than expected 0 Locked

    216 views
    2 replies
    Latest over 1 year ago
    by Jose Couso
  • Answered

    20230920001.3 clarification 0 Locked

    211 views
    2 replies
    Latest over 1 year ago
    by Jake Boydston1
  • Suggested Answer

    BQ40Z50-R1: bq40z50-R1 with 1cell design 0 Locked

    189 views
    2 replies
    Latest over 1 year ago
    by Jose Couso
<>