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
  • Suggested Answer

    TPS82130: TPS82130 reflow/assembly considerations 0 Locked

    500 views
    7 replies
    Latest over 4 years ago
    by Peter James Miller
  • Suggested Answer

    TPS7A66-Q1: PG question 0 Locked

    248 views
    3 replies
    Latest over 4 years ago
    by Jason Song
  • Suggested Answer

    SM72295: Some questions about the parameter definition? 0 Locked

    266 views
    4 replies
    Latest over 4 years ago
    by Richard Herring
  • Suggested Answer

    TPS7A49: datasheet possible error. 0 Locked

    232 views
    1 reply
    Latest over 4 years ago
    by Jason Song
  • Suggested Answer

    LM5106: PWM signal into ENable rather than IN pin 0 Locked

    638 views
    3 replies
    Latest over 4 years ago
    by Richard Herring
  • Answered

    TPS40305: Issue with transient current 0 Locked

    865 views
    23 replies
    Latest over 4 years ago
    by Peter James Miller
  • Answered

    TPS54160: Switching phase is changing frequency and creates extra noise. 0 Locked

    342 views
    4 replies
    Latest over 4 years ago
    by SJ Park
  • Answered

    TPS22953: errata 0 Locked

    147 views
    1 reply
    Latest over 4 years ago
    by Timothy Logan
  • Not Answered

    TPS92515-Q1: PWM pin reverse current 0 Locked

    184 views
    1 reply
    Latest over 4 years ago
    by Irwin Nederbragt
  • Answered

    TPS22860: Load switching of 6V with 3V MSP430 0 Locked

    427 views
    1 reply
    Latest over 4 years ago
    by Shreyas Dmello
  • Suggested Answer

    TPS2HB16-Q1: Use single diode on Ground for reverse battery protection 0 Locked

    299 views
    3 replies
    Latest over 4 years ago
    by Timothy Logan
  • Suggested Answer

    BQ25896: 4.4V charging voltage setting get 4.38V -> cannot fully charge 0 Locked

    274 views
    1 reply
    Latest over 4 years ago
    by Jeff F
  • Answered

    TPS2595: TPS2595 as a LED Driver 0 Locked

    270 views
    4 replies
    Latest over 4 years ago
    by Praveen GD
  • Answered

    LM7481-Q1: dual input Supply Oring with Over voltage Surge Protection 0 Locked

    548 views
    5 replies
    Latest over 4 years ago
    by Praveen GD
  • Answered

    BQ24040: About overload request during charging 0 Locked

    150 views
    1 reply
    Latest over 4 years ago
    by Bill Johns
  • Suggested Answer

    LM5069: LM5069 UVLO voltage drop issue during startup 0 Locked

    259 views
    1 reply
    Latest over 4 years ago
    by Rakesh
  • Not Answered

    LM7480-Q1: Design issue 0 Locked

    938 views
    5 replies
    Latest over 4 years ago
    by Praveen GD
  • Suggested Answer

    LM3671: PSpice for adjustable voltage version 0 Locked

    254 views
    3 replies
    Latest over 4 years ago
    by Davor Pavlovski
  • Suggested Answer

    BQ27542-G1: Chemistry ID selection for BQ27542 0 Locked

    243 views
    2 replies
    Latest over 4 years ago
    by Rahul Surawase48
  • Suggested Answer

    UCC27524: INA and INB to GND resistor 0 Locked

    309 views
    1 reply
    Latest over 4 years ago
    by Don Dapkus
<>