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

    UC2844: Protection issue of UC2844 0 Locked

    717 views
    1 reply
    Latest over 6 years ago
    by Teng Feng
  • Suggested Answer

    TPS2066C: UL Certification 0 Locked

    322 views
    1 reply
    Latest over 6 years ago
    by Ziv Zhang
  • Suggested Answer

    LM5160-Q1: LM5160-Q1 Questions about how to connect the LM5160-Q1 Flybuck board diagram? 0 Locked

    816 views
    2 replies
    Latest over 6 years ago
    by Bob Lee62837
  • Suggested Answer

    BQ25890EVM-664: BQ25890HRTWR 0 Locked

    354 views
    1 reply
    Latest over 6 years ago
    by Ning T
  • Suggested Answer

    TPS54232: I can not simulate power input is from 3.8V to 24V and output is 3.3V using Webench. 0 Locked

    247 views
    1 reply
    Latest over 6 years ago
    by Shawn Nie
  • Suggested Answer

    TPS65150: FDLY pull-up voltage 0 Locked

    298 views
    2 replies
    Latest over 6 years ago
    by Liaqat Khan
  • Answered

    TPS25221: CB Reports and UL recognition certificate 0 Locked

    415 views
    1 reply
    Latest over 6 years ago
    by Michael Tan
  • Answered

    TPS54302: Can the customer apply 3.3V external power to the buck converter output trace if Vin is open? 0 Locked

    332 views
    2 replies
    Latest over 6 years ago
    by Ikoma
  • Answered

    TPS56637: Can the customer apply 3.3V external power to the buck converter output trace if Vin is open? 0 Locked

    475 views
    3 replies
    Latest over 6 years ago
    by Ikoma
  • Answered

    TPS53014: Can the customer apply 3.3V external power to the buck converter output trace if Vin is open? 0 Locked

    316 views
    2 replies
    Latest over 6 years ago
    by Ikoma
  • Not Answered

    TPS65178: TPS65178ARSLR device datasheet requets 0 Locked

    300 views
    2 replies
    Latest over 6 years ago
    by Liaqat Khan
  • Suggested Answer

    BQ35100: FW update 0 Locked

    312 views
    1 reply
    Latest over 6 years ago
    by Onyx Ahiakwo
  • Answered

    TPS43060: Proper selection of IC for high power DC-DC converter 0 Locked

    1249 views
    10 replies
    Latest over 6 years ago
    by Jasper Li
  • Suggested Answer

    CHEM ID matching test question 0 Locked

    193 views
    1 reply
    Latest over 6 years ago
    by Onyx Ahiakwo
  • Suggested Answer

    BQ28Z610: When the C FET is off, the pack pin will have a false voltage. 0 Locked

    259 views
    1 reply
    Latest over 6 years ago
    by Onyx Ahiakwo
  • Answered

    TPS61236P: increase more Efficiency of TPS61236P 0 Locked

    468 views
    4 replies
    Latest over 6 years ago
    by Jasper Li
  • Suggested Answer

    LM5116: Lm5116 ECE R10 compatible design 0 Locked

    349 views
    2 replies
    Latest over 6 years ago
    by Timothy Hegarty
  • Suggested Answer

    UC385: About the difference between UC385TDKTTT-ADJ and UC385TDTR-ADJ 0 Locked

    431 views
    3 replies
    Latest over 6 years ago
    by Min Hudgins
  • Answered

    TPS3813-Q1: Manufacturing Tolerance Limit of Min and Max value related to Window Frame 0 Locked

    1070 views
    3 replies
    Latest over 6 years ago
    by Abhinav.Sharma
  • Answered

    TPS23753A: Circuit / Magnetics Optimization for Low Line / APD Operation 0 Locked

    382 views
    2 replies
    Latest over 6 years ago
    by Matt Chang
<>