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

    TPS65131: -15V won't start 0 Locked

    978 views
    5 replies
    Latest over 10 years ago
    by Mat B
  • Answered

    bq24618 0 Locked

    296 views
    1 reply
    Latest over 10 years ago
    by Smriti B
  • Answered

    tps63000 inductance value 0 Locked

    422 views
    1 reply
    Latest over 10 years ago
    by Chris Glaser
  • Not Answered

    Charging Li-ion battery with BQ25504 0 Locked

    303 views
    3 replies
    Latest over 10 years ago
    by Jing Zou
  • Not Answered

    BQ34Z100-G setttings Chemistry id battery 0 Locked

    426 views
    1 reply
    Latest over 10 years ago
    by ThomasCosby
  • Answered

    TPS62562DRV for TMS320C6748 0 Locked

    412 views
    1 reply
    Latest over 10 years ago
    by Chris Glaser
  • Not Answered

    bq 27742 and mamagement studio software 0 Locked

    1263 views
    7 replies
    Latest over 10 years ago
    by Joe Perino
  • Not Answered

    100% duty cycle mosfet driver 0 Locked

    4234 views
    6 replies
    Latest over 10 years ago
    by Colin Gillmor
  • Not Answered

    About the control IC UCC28070's input current zero crossing improve problem. 0 Locked

    853 views
    1 reply
    Latest over 10 years ago
    by moha med
  • Not Answered

    TPS65218 shut down threshold 0 Locked

    289 views
    0 replies
    Started over 10 years ago
    by Hirotsugu Kobayashi
  • Not Answered

    Magnetic Amplifier 0 Locked

    331 views
    0 replies
    Started over 10 years ago
    by Tomas Gubek
  • Not Answered

    ucc28070 0 Locked

    1726 views
    11 replies
    Latest over 10 years ago
    by moha med
  • Answered

    TPS61090 / About the value of L1. 0 Locked

    411 views
    5 replies
    Latest over 10 years ago
    by Charles Wong1
  • Not Answered

    stand alone?? Voltage Protection for 3 to 6 Series Cell Lithium-Ion/Polymer Batteries 0 Locked

    279 views
    0 replies
    Started over 10 years ago
    by or nsl
  • Answered

    About 2:1 Power Multiplexer (MUX) 0 Locked

    723 views
    2 replies
    Latest over 10 years ago
    by Hide
  • Suggested Answer

    PMP8803 0 Locked

    1095 views
    2 replies
    Latest over 10 years ago
    by Henry Wang2
  • Not Answered

    BQ76920 external cap 0 Locked

    352 views
    2 replies
    Latest over 10 years ago
    by K.Shidara
  • Not Answered

    Problems writing configuration data to flash of bq27510-G3 0 Locked

    3942 views
    24 replies
    Latest over 10 years ago
    by Onyx Ahiakwo
  • Not Answered

    Does ISO7640FM offer channel to channel isolation or only input to output isolation? 0 Locked

    857 views
    5 replies
    Latest over 10 years ago
    by John Griffith
  • Not Answered

    TPS53515 PGOOD Question 0 Locked

    201 views
    0 replies
    Started over 10 years ago
    by Bill Eckman
<>