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

    UC3843: About CCT and RRT recommended range of fosc equation 0 Locked

    432 views
    8 replies
    Latest over 5 years ago
    by Hide
  • Answered

    Low cost buck converter design with Vin=24V, Vout=12V and Iout=0.5A 0 Locked

    343 views
    2 replies
    Latest over 5 years ago
    by Zhao Ma
  • Suggested Answer

    LP5521TMEV: LP5521TMEV altium files 0 Locked

    385 views
    3 replies
    Latest over 5 years ago
    by Hardy Wu
  • Answered

    LM5118: Inductor selection in buck-boost mode 0 Locked

    418 views
    2 replies
    Latest over 5 years ago
    by S.Kanda
  • Suggested Answer

    BQ25606: Boost 0 Locked

    244 views
    5 replies
    Latest over 5 years ago
    by user6288729
  • Suggested Answer

    TPS40210: Request for review of TPS40210 power circuit 0 Locked

    219 views
    1 reply
    Latest over 5 years ago
    by Youhao Xi
  • Suggested Answer

    LP5009: voltage on SDA/SCL when VCC = 0V 0 Locked

    347 views
    1 reply
    Latest over 5 years ago
    by Hardy Wu
  • Answered

    TPS3850: Operation after trigger of watchdog 0 Locked

    202 views
    3 replies
    Latest over 5 years ago
    by Abhinav.Sharma
  • Not Answered

    LM34922: 12V input, 12V output and 2A current limit 0 Locked

    238 views
    2 replies
    Latest over 5 years ago
    by JohnTucker
  • Suggested Answer

    BQ24765: Linux driver 0 Locked

    374 views
    1 reply
    Latest over 5 years ago
    by Angelo Zhang87
  • Suggested Answer

    BQ79606A-Q1: OVP & UVP for BQ79606 0 Locked

    789 views
    5 replies
    Latest over 5 years ago
    by Leslie Marquez
  • Suggested Answer

    TPS23755: TPS23755 operation 0 Locked

    725 views
    11 replies
    Latest over 5 years ago
    by Michael Pahl
  • Answered

    PFC for 480VAC input 0 Locked

    693 views
    5 replies
    Latest over 5 years ago
    by Mohan Gurunathan
  • Not Answered

    BQSTUDIO: bqfs export 0 Locked

    570 views
    8 replies
    Latest over 5 years ago
    by Andy Liu (BMS)
  • Answered

    LM5155: LM5155 for boost flyback 0 Locked

    235 views
    1 reply
    Latest over 5 years ago
    by Garrett Roecker
  • Answered

    BQ40Z50-R2: Getting Error 1801 when trying to program chemistry through BQ Studio 0 Locked

    554 views
    11 replies
    Latest over 5 years ago
    by Andy Liu (BMS)
  • Not Answered

    TPS746-Q1: DRB Package 0 Locked

    260 views
    1 reply
    Latest over 5 years ago
    by Aaron Paxton
  • Answered

    Power Muxing for primary battery and USB-Power with deep discharge protection 0 Locked

    591 views
    3 replies
    Latest over 5 years ago
    by Ed Walker
  • Suggested Answer

    LM20343EVAL: Using LM20343 as a synchronous boost converter 0 Locked

    504 views
    13 replies
    Latest over 5 years ago
    by Ethan T
  • Answered

    BQ24030: Tying System Load Directly to Battery 0 Locked

    270 views
    4 replies
    Latest over 5 years ago
    by Anthony P Pham
<>