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
  • Not Answered

    TPS22810: Part sometimes fail on power-up 0 Locked

    2914 views
    7 replies
    Latest over 8 years ago
    by Aleksandras_Kaknevicius
  • Suggested Answer

    BQ24610: BQ24610 without safety timer function 0 Locked

    421 views
    1 reply
    Latest over 8 years ago
    by Ann_Lien
  • Answered

    TpS1H100-Q1: about Switching Characteristics 0 Locked

    476 views
    1 reply
    Latest over 8 years ago
    by Nicholas Carley
  • Suggested Answer

    TPS65130: Problems with Negative Voltage - Not working properly 0 Locked

    2884 views
    4 replies
    Latest over 8 years ago
    by Ilona
  • Not Answered

    UCD3138: UCD3138 DPWM0A AND DPWM1A OUTPUT UNBALANCED ISSUE 0 Locked

    911 views
    2 replies
    Latest over 8 years ago
    by Sean Xu
  • Suggested Answer

    BQ25703AEVM-732: BQ25703A 0 Locked

    2102 views
    10 replies
    Latest over 8 years ago
    by Babar Khan
  • Suggested Answer

    TPS28226: TPS28226 not working correctly at a frequency of 22-30 Hz's 0 Locked

    1481 views
    5 replies
    Latest over 8 years ago
    by Richard Herring
  • Answered

    TPS65070: TPS650702 0 Locked

    908 views
    2 replies
    Latest over 8 years ago
    by Gordon Varney
  • Answered

    UCC27200A: Bootstrap capacitor value 0 Locked

    2914 views
    6 replies
    Latest over 8 years ago
    by Richard Herring
  • Answered

    LM340: Die backside potential 0 Locked

    765 views
    2 replies
    Latest over 8 years ago
    by Kishen Someshwar
  • Not Answered

    TPS54200: TPS54200 audible noise at PWM dimming 0 Locked

    1889 views
    4 replies
    Latest over 8 years ago
    by Terry Wu
  • Answered

    TPS65251: TPS65251-Q1 Unused channel 0 Locked

    724 views
    3 replies
    Latest over 8 years ago
    by Zhao Ma
  • Answered

    UCC28180: ucc28950 0 Locked

    825 views
    2 replies
    Latest over 8 years ago
    by SAMRAT PUJARI
  • Answered

    LMZ31520: Equations used to calculate RSET and RILIM 0 Locked

    845 views
    2 replies
    Latest over 8 years ago
    by Oussama HADDAD
  • Answered

    BQ51050B: Design Help 0 Locked

    779 views
    1 reply
    Latest over 8 years ago
    by Bill Johns
  • Suggested Answer

    BQ500212A: PCB Printed coils 0 Locked

    808 views
    1 reply
    Latest over 8 years ago
    by Bill Johns
  • Answered

    TPS65051-Q1: TPS65051-Q1 Unused channel 0 Locked

    959 views
    2 replies
    Latest over 8 years ago
    by Noritomo Harukawa
  • Suggested Answer

    BQ24703EVM: BQ24703EVM Volt outut spike 0 Locked

    1613 views
    5 replies
    Latest over 8 years ago
    by Niv Calif
  • Not Answered

    TLV62585 start-up waveform without load 0 Locked

    865 views
    2 replies
    Latest over 8 years ago
    by Jeffrey
  • Answered

    TPS61196 UVLO fiter and IFB1...IFB6 resistors 0 Locked

    3130 views
    3 replies
    Latest over 8 years ago
    by Caryss Li
<>