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 1 year 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
  • Discussion

    TPS5139x Locked

    95 views
    0 replies
    Started over 5 years ago
    by Given Ding
  • Answered

    TPS2493: Selection of hot swap controller for bi-directional current limit 0 Locked

    1394 views
    6 replies
    Latest over 5 years ago
    by Tarun Bajaj1
  • Suggested Answer

    BQ40Z60: BIST(build-in self-test) failure 0 Locked

    268 views
    9 replies
    Latest over 5 years ago
    by Shenhua Zhang
  • Answered

    TPS2595: FEMA documentation 0 Locked

    207 views
    1 reply
    Latest over 5 years ago
    by Praveen GD
  • Answered

    LP5036: LP5036 master / slave questions 0 Locked

    459 views
    1 reply
    Latest over 5 years ago
    by Hardy Wu
  • Suggested Answer

    TPS61161: Is open circuit protection necessary 0 Locked

    313 views
    5 replies
    Latest over 5 years ago
    by Sean Zhou
  • Answered

    PTH12040W:PTH12040WAZ Date code 0 Locked

    216 views
    4 replies
    Latest over 5 years ago
    by Jimmy Hua
  • Answered

    TLV62150A: latch-up test result : TLV62150ARGTR 0 Locked

    319 views
    4 replies
    Latest over 5 years ago
    by JohnTucker
  • Answered

    TPS54320: TPS54320 sink current limit definition 0 Locked

    345 views
    4 replies
    Latest over 5 years ago
    by Mark Chen52
  • Suggested Answer

    TPS3809: R1, R2 resistor value 0 Locked

    407 views
    2 replies
    Latest over 5 years ago
    by James Zhan
  • Suggested Answer

    TPS3421: TS pin 0 Locked

    428 views
    3 replies
    Latest over 5 years ago
    by Abhinav.Sharma
  • Answered

    TPS2660: Question about /FLT Output when TPS26600 V_IN is off 0 Locked

    335 views
    1 reply
    Latest over 5 years ago
    by Rakesh
  • Answered

    TLV757P: Thermal Information for package 0 Locked

    294 views
    4 replies
    Latest over 5 years ago
    by Kazuki Kitajima
  • Answered

    TPS6594-Q1: TPS6594-Q1 OVP function 0 Locked

    668 views
    4 replies
    Latest over 5 years ago
    by Phil Yi
  • Answered

    UCC24630: About driver output. 0 Locked

    270 views
    4 replies
    Latest over 5 years ago
    by Kengo.Y
  • Suggested Answer

    BQ24780S: Burnt out IC with mains off, just battery connected. 0 Locked

    768 views
    1 reply
    Latest over 5 years ago
    by Steve Preissig
  • Suggested Answer

    TPS2120: Quiescent Current of TPS2120 0 Locked

    354 views
    3 replies
    Latest over 5 years ago
    by Andy Robles
  • Suggested Answer

    BQ40Z50-R2: BQ40Z50-R2 Current Sense 0 Locked

    708 views
    5 replies
    Latest over 5 years ago
    by Dominik Hartl11
  • Answered

    LM25118-Q1: Check the Design for output 6A at 12V 0 Locked

    602 views
    3 replies
    Latest over 5 years ago
    by Louis Han15
  • Not Answered

    BQ77905: BQ77905 application consult for 5 cell protector 0 Locked

    324 views
    9 replies
    Latest over 5 years ago
    by Matt Sunna
<>