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
  • Answered

    TPS55340: TPS55340, BOOST, SLOPE COMPENSATION, Frequency response, model 0 Locked

    464 views
    1 reply
    Latest over 5 years ago
    by Yinsong Cai1
  • Not Answered

    TPS82150: Max height of the substrate 0 Locked

    196 views
    1 reply
    Latest over 5 years ago
    by Kris F
  • Answered

    BQ40Z80: Enter Shutdown Mode without SM-Bus 0 Locked

    435 views
    4 replies
    Latest over 5 years ago
    by Klaus
  • Not Answered

    TPS386000-Q1: Tw variation 0 Locked

    272 views
    3 replies
    Latest over 5 years ago
    by Koji Hayashi92
  • Answered

    UCC21750: Resolution of the analog to PWM Converter 0 Locked

    792 views
    4 replies
    Latest over 5 years ago
    by dimitri james
  • Suggested Answer

    TPS543B20: Feedback resistor 0 Locked

    472 views
    1 reply
    Latest over 5 years ago
    by Kris F
  • Answered

    TPS61023: Positioning of the dcdc converter and EMC 0 Locked

    271 views
    4 replies
    Latest over 5 years ago
    by Makes
  • Suggested Answer

    TPS92641: when using the shunt FET dimming, the output is unstable 0 Locked

    1270 views
    9 replies
    Latest over 5 years ago
    by Irwin Nederbragt
  • Not Answered

    TPSM84424: RMA request / Failure anaysis request 0 Locked

    248 views
    1 reply
    Latest over 5 years ago
    by Kris F
  • Answered

    UCC28610: Fault Response 0 Locked

    152 views
    1 reply
    Latest over 5 years ago
    by Eric Faraci
  • Answered

    TPSM84824: Can TPSM84824 sink current 0 Locked

    657 views
    10 replies
    Latest over 5 years ago
    by Kris F
  • Suggested Answer

    TPS61032: Feedback pin 0 Locked

    282 views
    4 replies
    Latest over 5 years ago
    by Jasper Li
  • Suggested Answer

    TPS63050: work with 2.2uH and 22uF output filter 0 Locked

    335 views
    2 replies
    Latest over 5 years ago
    by Jasper Li
  • Answered

    WEBENCH® Tools/LMR62421: LMR62421 Max current at 24V output 5V input 0 Locked

    961 views
    2 replies
    Latest over 5 years ago
    by Jasper Li
  • Suggested Answer

    UCC3804: Improving negative transient voltage robustness design 0 Locked

    2035 views
    1 reply
    Latest over 5 years ago
    by Teng Feng
  • Not Answered

    TL7705CPS-B data sheet to confirm device marking 0 Locked

    512 views
    6 replies
    Latest over 5 years ago
    by Abhinav.Sharma
  • Answered

    TPS3838-Q1: Spurious reset 0 Locked

    459 views
    4 replies
    Latest over 5 years ago
    by Abhinav.Sharma
  • Answered

    LM7480-Q1: Production quantity availability 0 Locked

    163 views
    5 replies
    Latest over 5 years ago
    by james calvert
  • Suggested Answer

    REF102: REF102CU 0 Locked

    267 views
    1 reply
    Latest over 5 years ago
    by Abhinav.Sharma
  • Suggested Answer

    isolated dc/dc boost converter + controller 0 Locked

    763 views
    6 replies
    Latest over 5 years ago
    by Bernd Geck
<>