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

    tps54260 PCBlibrary 0 Locked

    1098 views
    2 replies
    Latest over 8 years ago
    by JohnTucker
  • Not Answered

    UCD9090 Power down sequence implementation using GPI FAULT Enable signal 0 Locked

    509 views
    1 reply
    Latest over 8 years ago
    by Zhiyuan Hu
  • Suggested Answer

    UCC24636 : How does it operate when entered into CCM mode? 0 Locked

    778 views
    2 replies
    Latest over 8 years ago
    by Ulrich Goerke
  • Not Answered

    bq277220 (or other) single cell fault detection 0 Locked

    453 views
    1 reply
    Latest over 8 years ago
    by Kang Kang
  • Suggested Answer

    BQ24266 for charging 4.4V battery 0 Locked

    728 views
    1 reply
    Latest over 8 years ago
    by Jeff F
  • Answered

    TPS548A20 / Determine the inductance value 0 Locked

    889 views
    2 replies
    Latest over 8 years ago
    by K.Yaita
  • Answered

    csd19535ktt pcb track thickness 0 Locked

    939 views
    3 replies
    Latest over 8 years ago
    by Brett Barr1
  • Suggested Answer

    Flybuck or buck + transformer driver, smaller and most efficient solution 0 Locked

    1945 views
    10 replies
    Latest over 8 years ago
    by Stefano Infante
  • Answered

    60WATT power supply using UC2844A 0 Locked

    1069 views
    5 replies
    Latest over 8 years ago
    by Parth3989
  • Not Answered

    LM5116 No Switching of HO/LO 0 Locked

    2241 views
    8 replies
    Latest over 8 years ago
    by Andreas Withopf
  • Answered

    TPS53515 VDD and VIN pin use 0 Locked

    754 views
    1 reply
    Latest over 8 years ago
    by JohnTucker
  • Answered

    Soft start equation of TPS54227 0 Locked

    1045 views
    3 replies
    Latest over 8 years ago
    by JohnTucker
  • Not Answered

    TPS2553-1 / voltage on the ILIM pin 0 Locked

    2115 views
    6 replies
    Latest over 8 years ago
    by Morten Leikvoll
  • Answered

    TPS63020-Q1 / Load Transient Response , Line Transient Response, Startup After Enable 0 Locked

    943 views
    5 replies
    Latest over 8 years ago
    by Ryuji
  • Not Answered

    TPS548A20 / maximum low-side on-resistance value 0 Locked

    398 views
    0 replies
    Started over 8 years ago
    by K.Yaita
  • Not Answered

    TPS2546 max current limit value 0 Locked

    621 views
    1 reply
    Latest over 8 years ago
    by Eric Wright
  • Answered

    1:10 Transformer Use with LM2586? 0 Locked

    1983 views
    12 replies
    Latest over 8 years ago
    by Karl Harrar
  • Not Answered

    bq40z60 - Charge Overtemperature (COT)? 0 Locked

    6038 views
    23 replies
    Latest over 8 years ago
    by ThomasCosby
  • Not Answered

    TPS1H100-Q1 Back EMF Energy Allowance 0 Locked

    713 views
    2 replies
    Latest over 8 years ago
    by Alex Wang (LED)
  • Answered

    TPS63060 stability problems 0 Locked

    1331 views
    5 replies
    Latest over 8 years ago
    by Steve Palmer
<>