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
  • Answered

    WEBENCH® Tools/TPS55340: TPS55340 0 Locked

    776 views
    3 replies
    Latest over 6 years ago
    by Helen chen
  • Suggested Answer

    what is the part no. for this TI 93045A4 OAAH86W 0 Locked

    1802 views
    2 replies
    Latest over 6 years ago
    by Costin Cazana
  • Suggested Answer

    BQ24780S: the mechanism about opening the H-GATE of charging BUCK when there is no battery. 0 Locked

    348 views
    5 replies
    Latest over 6 years ago
    by Steve Preissig
  • Suggested Answer

    BUF20800: can customer change EEPROM data? 0 Locked

    480 views
    2 replies
    Latest over 6 years ago
    by Costin Cazana
  • Answered

    BQ24075-Q1: Two status LEDs in CHG pin 0 Locked

    1198 views
    1 reply
    Latest over 6 years ago
    by Raheem
  • Answered

    TPS5401: experiencing unreliability in terms of the achieved output voltage 0 Locked

    880 views
    11 replies
    Latest over 6 years ago
    by Jason Gong
  • Answered

    What is difference between SND9039A1 and SND9039A2? 0 Locked

    1156 views
    2 replies
    Latest over 6 years ago
    by Costin Cazana
  • Suggested Answer

    LM5166: Turn off and doesn't come back without powercycle 0 Locked

    529 views
    7 replies
    Latest over 6 years ago
    by Katelyn Wiggenhorn
  • Suggested Answer

    Looking for a battery charging IC to supply 5V and act as a "UPS" 0 Locked

    610 views
    8 replies
    Latest over 6 years ago
    by Jeff F
  • Answered

    TINA/Spice/CSD86356Q5D: Spice model for CSD86356Q5D 0 Locked

    553 views
    5 replies
    Latest over 6 years ago
    by Chris Bull
  • Suggested Answer

    LM2679: LM2679 pin to pin component 0 Locked

    402 views
    3 replies
    Latest over 6 years ago
    by Frank De Stasi
  • Suggested Answer

    LM2675: Cb dual values in the D/S 0 Locked

    236 views
    2 replies
    Latest over 6 years ago
    by Frank De Stasi
  • Suggested Answer

    We have a new pwm that far out performs all those on the market who can I ask within TI if there is any interest 0 Locked

    492 views
    6 replies
    Latest over 6 years ago
    by Katelyn Wiggenhorn
  • Suggested Answer

    LM5161: Flybuck Primary greater than half of minimum supply voltage 0 Locked

    356 views
    3 replies
    Latest over 6 years ago
    by Katelyn Wiggenhorn
  • Answered

    TPS54540: regulator behaviour when Vin below the Vout set point 0 Locked

    367 views
    4 replies
    Latest over 6 years ago
    by Ambreesh Tripathi
  • Suggested Answer

    LM2576: LM2576T-ADJ/NOPB 0 Locked

    2787 views
    7 replies
    Latest over 6 years ago
    by Katelyn Wiggenhorn
  • Suggested Answer

    LM5116: LM5116 in diode emulation 0 Locked

    592 views
    4 replies
    Latest over 6 years ago
    by Ambreesh Tripathi
  • Suggested Answer

    LM5010A: The electronic characteristic difference between Q0 and Q1? 0 Locked

    378 views
    4 replies
    Latest over 6 years ago
    by Katelyn Wiggenhorn
  • Suggested Answer

    TPS54560: SMPS Randomly not Regulating 0 Locked

    318 views
    3 replies
    Latest over 6 years ago
    by Katelyn Wiggenhorn
  • Suggested Answer

    LM5145: Question about LM5145 and LM5175 Synchronous operation. 0 Locked

    550 views
    5 replies
    Latest over 6 years ago
    by Katelyn Wiggenhorn
<>