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 Function Safety documents for TPS65033xx-Q1 devices?

    Phil Yi
    Phil Yi
    Part Number: TPS650330-Q1 The Function Safety documents are on TI MySecure folder. Customers can request access from the link below: https://www.ti.com/licreg/docs/swlicexportcontrol.tsp?form_id=302189&prod_no=TPS65033X-Q1_FUNCTIONAL_SAFETY_DOCS&ref_url…
    • over 2 years ago
    • Power management
    • Power management forum
  • [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
<>

View FAQ threads
  • Tags
  • RSS
  • More
  • Cancel
  • Suggested Answer

    TPS63010: Over current graph 0 Locked

    596 views
    4 replies
    Latest over 7 years ago
    by Brigitte
  • Answered

    LMZ31520: Error Amplifier 0 Locked

    406 views
    3 replies
    Latest over 7 years ago
    by J Arrigo
  • Suggested Answer

    BQ76940: BQ76940 0 Locked

    547 views
    7 replies
    Latest over 7 years ago
    by WM5295
  • Answered

    LM3414HV: lower current limit of 350 mA 0 Locked

    477 views
    1 reply
    Latest over 7 years ago
    by Irwin Nederbragt
  • Suggested Answer

    BQ24075: Possible Batteries as well as Fast Charge current MIN 0 Locked

    736 views
    5 replies
    Latest over 7 years ago
    by Angelo Zhang87
  • Suggested Answer

    TPS92661-Q1: Confirm output current for LEDs (table 6.3 on data sheet). 0 Locked

    455 views
    1 reply
    Latest over 7 years ago
    by Irwin Nederbragt
  • Suggested Answer

    3S charger solution 0 Locked

    553 views
    4 replies
    Latest over 7 years ago
    by Wang5577
  • Answered

    LEDSPIMCUEVM-879: Access to Driver Software 0 Locked

    544 views
    3 replies
    Latest over 7 years ago
    by Issac Hsu
  • Answered

    UCC2895: BLOCK DIAGRAM QUESTION 0 Locked

    341 views
    1 reply
    Latest over 7 years ago
    by Colin Gillmor
  • Answered

    BQ78350-R1: Short circuit protection fails 0 Locked

    871 views
    4 replies
    Latest over 7 years ago
    by WM5295
  • Suggested Answer

    UCC28950: output voltage was dropped when load transient (burst mode to normal mode) was occured 0 Locked

    608 views
    1 reply
    Latest over 7 years ago
    by Colin Gillmor
  • Suggested Answer

    BQ78350: bq78350 +bq76930 0 Locked

    280 views
    1 reply
    Latest over 7 years ago
    by WM5295
  • Suggested Answer

    BQ78350: bq78350 0 Locked

    200 views
    1 reply
    Latest over 7 years ago
    by WM5295
  • Suggested Answer

    BQ29209: External Cell Balancing Application Circuit - Balancing Current Issue 0 Locked

    2306 views
    1 reply
    Latest over 7 years ago
    by WM5295
  • Answered

    LMG1210: Minimum Low State Input Pulse Width of LMG1210EVM-012 0 Locked

    899 views
    3 replies
    Latest over 7 years ago
    by Don Dapkus
  • Suggested Answer

    full H-Bridge impedance calculation... 0 Locked

    312 views
    1 reply
    Latest over 7 years ago
    by Peter Meaney
  • Answered

    LMZ14201: LMZ14201 0 Locked

    646 views
    6 replies
    Latest over 7 years ago
    by Dmitri Chtchvyrkov
  • Answered

    TPS1HA08-Q1: TPS1HA08-Q1 maximum voltage 0 Locked

    717 views
    4 replies
    Latest over 7 years ago
    by Mahmoud Harmouch
  • Suggested Answer

    UCC28070: PWM bounce during no load 0 Locked

    609 views
    3 replies
    Latest over 7 years ago
    by John Griffin1
  • Suggested Answer

    LM5176: LM5176: BOOT1, HDRV1 with respect to SW1 issue 0 Locked

    456 views
    3 replies
    Latest over 7 years ago
    by Garrett Roecker
<>