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

    BQ25616: BQ25616 excel tool for TS hot/cold window calculation... 0 Locked

    725 views
    5 replies
    Latest over 4 years ago
    by Ning T
  • Suggested Answer

    TPS63000: Trouble with the operation of a TPS63000 regulator 0 Locked

    355 views
    5 replies
    Latest over 4 years ago
    by Stephen Karlsgodt
  • Not Answered

    TPS24751: eFuse design parameters and Internal MOSFET SOA check 0 Locked

    1464 views
    26 replies
    Latest over 4 years ago
    by Praveen GD
  • Suggested Answer

    TPS2660: Double check Footprint/Symbol of TPS26600PWPR 0 Locked

    173 views
    1 reply
    Latest over 4 years ago
    by Rakesh
  • Answered

    LMZM23601: Direct replacement of LMZM23601 with LMZM23600 0 Locked

    732 views
    3 replies
    Latest over 4 years ago
    by Kurumi Hasegawa
  • Answered

    WEBENCH® Tools/LM5155: How to delete Simulation jobs 0 Locked

    291 views
    2 replies
    Latest over 4 years ago
    by Praveen Badiger
  • Answered

    BQ25886: Higher Current Use 0 Locked

    164 views
    2 replies
    Latest over 4 years ago
    by Dajon McGill
  • Suggested Answer

    BQ25700A: SYS voltage level during SYSOVP 0 Locked

    208 views
    3 replies
    Latest over 4 years ago
    by Kedar Manishankar
  • Not Answered

    TL431: regulator with MOSFET 0 Locked

    4427 views
    2 replies
    Latest over 4 years ago
    by Ann_Lien
  • Suggested Answer

    UCD3138: DPWM Synchronous output with twice frequency 0 Locked

    189 views
    1 reply
    Latest over 4 years ago
    by Ian Bower
  • Suggested Answer

    TLC59581: Solutions for 48+ channels 0 Locked

    364 views
    3 replies
    Latest over 4 years ago
    by Hardy Wu
  • Not Answered

    Step-up converter for piezo 0 Locked

    200 views
    1 reply
    Latest over 4 years ago
    by Jasper Li
  • Suggested Answer

    TPS65216: Porting question about TI/TPS65216 0 Locked

    383 views
    3 replies
    Latest over 4 years ago
    by Marx Pan
  • Suggested Answer

    BQ76952: About BQ76952 how to Programming OTP? 0 Locked

    1180 views
    2 replies
    Latest over 4 years ago
    by Chalice_Liu
  • Answered

    UCC28019: Power management forum 0 Locked

    668 views
    8 replies
    Latest over 4 years ago
    by Tom Chang
  • Answered

    LM5163: Buck converter not entering CCM, although WEBENCH and calc tool show that it should 0 Locked

    812 views
    2 replies
    Latest over 4 years ago
    by Harrison Overturf
  • Suggested Answer

    LM5576: LM5576 Loop compensation calculate tool 0 Locked

    246 views
    2 replies
    Latest over 4 years ago
    by Harrison Overturf
  • Suggested Answer

    LM5576: Circuit working fine below 50V, IC burning over 50V 0 Locked

    836 views
    4 replies
    Latest over 4 years ago
    by Harrison Overturf
  • Answered

    TPSM84212: When Vin is lower than 14.5V, what is the output? 0 Locked

    401 views
    3 replies
    Latest over 4 years ago
    by Amelie Zheng
  • Answered

    TPS560200: FB resistor 0 Locked

    260 views
    1 reply
    Latest over 4 years ago
    by Edwin Zang
<>