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
  • Suggested Answer

    UCC28780: Understanding OPP curve in Mathcad worksheet 0 Locked

    1849 views
    22 replies
    Latest over 7 years ago
    by Hong Huang
  • Answered

    LMG1210: RVR Package Footprint Drawing 0 Locked

    666 views
    3 replies
    Latest over 7 years ago
    by Masoud Beheshti61
  • Not Answered

    TPS22968: May we have part can compete with VND5E006ASP-E? 0 Locked

    430 views
    2 replies
    Latest over 7 years ago
    by Mahmoud Harmouch
  • Answered

    LMZ31520: power-good functionality in the Forced Continuous Conduction Mode 0 Locked

    465 views
    3 replies
    Latest over 7 years ago
    by vic zap
  • Suggested Answer

    Load switch for negative voltage 0 Locked

    4927 views
    4 replies
    Latest over 7 years ago
    by Aleksandras_Kaknevicius
  • Answered

    LP5907: LP5907 DSBGA package dimensions 0 Locked

    802 views
    2 replies
    Latest over 7 years ago
    by Eric.Preiss
  • Answered

    TPS2372-4EVM-006: TPS2372-4 RTN not driving to VSS 0 Locked

    799 views
    2 replies
    Latest over 7 years ago
    by Kevin Krasinski
  • Suggested Answer

    UCD9244: Consistent Problem with VOut with UCD9244 0 Locked

    862 views
    2 replies
    Latest over 7 years ago
    by Phillip Nguyen
  • Answered

    BQ24770: BQ24770 Recharge threshold Value 0 Locked

    1184 views
    5 replies
    Latest over 7 years ago
    by Wang5577
  • Answered

    BQ24780S: EN_IDCHG_REG 0 Locked

    558 views
    5 replies
    Latest over 7 years ago
    by Wang5577
  • Suggested Answer

    LED171596A: Recommended PCB footprint 0 Locked

    530 views
    3 replies
    Latest over 7 years ago
    by Randy Dahl
  • Answered

    TL431B: TL431BCDBVR P2P Other materials 0 Locked

    471 views
    2 replies
    Latest over 7 years ago
    by Marcoo Z
  • Suggested Answer

    028 0 Locked

    501 views
    2 replies
    Latest over 7 years ago
    by Amiel Hussain
  • Suggested Answer

    BQ25700A: BQ25700A no battery status 0 Locked

    385 views
    1 reply
    Latest over 7 years ago
    by Wang5577
  • Suggested Answer

    UCC256302: UCC256302 for an output power of 2KW 0 Locked

    1188 views
    8 replies
    Latest over 7 years ago
    by selvam perumal
  • Suggested Answer

    BQ24650: Can BQ24650 USE the same PCB to support two media batteries, such as lead-acid and lithium batteries 0 Locked

    345 views
    1 reply
    Latest over 7 years ago
    by Jing Zou
  • Suggested Answer

    TPS2085: about urn-on/Turn-off time 0 Locked

    479 views
    1 reply
    Latest over 7 years ago
    by Aleksandras_Kaknevicius
  • Not Answered

    BQ25504: spice file for ADS 0 Locked

    458 views
    1 reply
    Latest over 7 years ago
    by Upal Patel
  • Not Answered

    BQ25504: Import the OPA380 pspice model into ADS 0 Locked

    605 views
    1 reply
    Latest over 7 years ago
    by Upal Patel
  • Answered

    BQ51010B: LiPo 3,7V battery charge 0 Locked

    588 views
    2 replies
    Latest over 7 years ago
    by Gerardo L
<>