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

    UCC5350: SIC gate driver design questions. 0 Locked

    148 views
    2 replies
    Latest 6 months ago
    by TAE JIN KO
  • Suggested Answer

    TPS23755EVM-894: TPS23755 EVM Schematic files 0 Locked

    176 views
    1 reply
    Latest 6 months ago
    by Diang Xing
  • Suggested Answer

    BQ25750: 2S charger recommendation 0 Locked

    129 views
    5 replies
    Latest 6 months ago
    by Ethan Galloway
  • Answered

    BQ79616: Differential capacitor is still needed if CB is not required 0 Locked

    144 views
    3 replies
    Latest 6 months ago
    by Luis H. S.
  • Not Answered

    BQ27426: Not gauging 0 Locked

    71 views
    1 reply
    Latest 6 months ago
    by Adrian
  • Suggested Answer

    BQ27Z746: bq27z746 - SLEEP and SHELF modes activation 0 Locked

    166 views
    2 replies
    Latest 6 months ago
    by Alan Frias
  • Suggested Answer

    BQ76952: BQ76952 STACKING 0 Locked

    192 views
    1 reply
    Latest 6 months ago
    by Alexis_H
  • Not Answered

    BQ34Z100-G1: BQ34Z100-G1 0 Locked

    191 views
    2 replies
    Latest 6 months ago
    by Alan Frias
  • Answered

    TPS23861: PSE Design Review and few queries 0 Locked

    313 views
    17 replies
    Latest 6 months ago
    by Diang Xing
  • Answered

    TPS23861: Looking for PoE PD and PSE Ics for 60W or more than 60Watt 0 Locked

    249 views
    8 replies
    Latest 6 months ago
    by Diang Xing
  • Not Answered

    BQ35100: Failed to set security mode 0 Locked

    88 views
    2 replies
    Latest 6 months ago
    by Alan Frias
  • Suggested Answer

    TPS4811-Q1: TPS48110 0 Locked

    155 views
    3 replies
    Latest 6 months ago
    by Rishika Patel
  • Not Answered

    TPSM846C23: Alternate Part suggestion 0 Locked

    174 views
    5 replies
    Latest 6 months ago
    by Calan Elaya
  • Answered

    TPS65219: Start Up Time of VSYS(5V) 0 Locked

    241 views
    11 replies
    Latest 6 months ago
    by Sathish Vallamkonda
  • Suggested Answer

    TPS650864: PMIC 1.8V is not coming up 0 Locked

    79 views
    1 reply
    Latest 6 months ago
    by Sathish Vallamkonda
  • Suggested Answer

    BQ40Z50-R2: RSOC Always 100%, RC and FCC Always 0mAh on EVM Board (2S2P) 0 Locked

    592 views
    2 replies
    Latest 6 months ago
    by Jonny
  • Suggested Answer

    BQ28Z610-R1: SoC gradually drops while battery is at full charge 0 Locked

    1379 views
    51 replies
    Latest 6 months ago
    by Anthony
  • Suggested Answer

    TPSM831D31: precise current measurement 0 Locked

    66 views
    1 reply
    Latest 6 months ago
    by Troy Johnson
  • Suggested Answer

    TPSM831D31: 8Ch READ_IOUT 0 Locked

    96 views
    1 reply
    Latest 6 months ago
    by Troy Johnson
  • Answered

    BQ76907: Questions about measurement timing and data readiness 0 Locked

    120 views
    1 reply
    Latest 6 months ago
    by Max Verboncoeur
<>