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

    TPS929121-Q1: Any potential risk if we have the device long time work at Tj = 135 ~ 150 C range? 0 Locked

    217 views
    1 reply
    Latest over 4 years ago
    by Frank Qiu
  • Answered

    LMQ61460-Q1: Short circuit destruction of multiple LMQ61460-Q1 design at low temperatures (lower than -20'C) in both high load and light load conditions. 0 Locked

    521 views
    4 replies
    Latest over 4 years ago
    by Ian Middleton
  • Suggested Answer

    LP5569: Drive Haptic Feedback? 0 Locked

    225 views
    1 reply
    Latest over 4 years ago
    by Monet Xu
  • Answered

    TPS40077: Simulation Models? 0 Locked

    413 views
    4 replies
    Latest over 4 years ago
    by Furkan Fehmi Sefiloglu
  • Not Answered

    TPS65100: TPS65100 schematic check 0 Locked

    431 views
    3 replies
    Latest over 4 years ago
    by Liaqat Khan
  • Suggested Answer

    TPS62842EVM-103: Search alternative (due to Out of Stock) 0 Locked

    337 views
    4 replies
    Latest over 4 years ago
    by Excel Regidor
  • Answered

    TPS259824OEVM: Use TVS0500 instead of SMCJ TVS diode 0 Locked

    440 views
    1 reply
    Latest over 4 years ago
    by Kunal Goel
  • Suggested Answer

    How to Use Our Own Library Components 0 Locked

    120 views
    4 replies
    Latest over 4 years ago
    by JC Zhu
  • Answered

    BQ76952: External Balancing and Programming IC 0 Locked

    522 views
    4 replies
    Latest over 4 years ago
    by RP
  • Answered

    TPS7B82-Q1: Similar (replaceable) part for TPS7B8250QDGNRQ1 with short lead time (<20weeks) 0 Locked

    364 views
    3 replies
    Latest over 4 years ago
    by Eric Vo
  • Answered

    LM5069: UL File number 0 Locked

    125 views
    1 reply
    Latest over 4 years ago
    by Rakesh
  • Answered

    BQ34Z100-G1: Data Flash configuration for 12V - 42Ah Lead Acid battery 0 Locked

    680 views
    5 replies
    Latest over 4 years ago
    by Hardik Panchal
  • Answered

    UCC21750: How to calculate t_BLK when we add extra current source from OUTH pin to charge CBLANK? 0 Locked

    276 views
    3 replies
    Latest over 4 years ago
    by Apurb Das
  • Suggested Answer

    LP5562: leakage current of LP5562 0 Locked

    230 views
    1 reply
    Latest over 4 years ago
    by Frank Qiu
  • Not Answered

    TPS61500: LED driver IC for 7inch LCD display 0 Locked

    396 views
    5 replies
    Latest over 4 years ago
    by Hardy Wu
  • Answered

    TPS2066C: Certified Report 0 Locked

    379 views
    4 replies
    Latest over 4 years ago
    by Hirotsugu Kobayashi
  • Not Answered

    What are your most common packages for your power management ICs? 0 Locked

    149 views
    3 replies
    Latest over 4 years ago
    by LeonardEllis
  • Answered

    UCC24624: No gate signal +1 Locked

    285 views
    1 reply
    Latest over 4 years ago
    by Yunsheng Qu
  • Answered

    BQ76952: Temperature measurement result is not accuracy when operating in high temperature 0 Locked

    534 views
    6 replies
    Latest over 4 years ago
    by Statham Su
  • Answered

    BQ24640: Resistor-divider requirement 0 Locked

    210 views
    2 replies
    Latest over 4 years ago
    by Kurumi Hasegawa
<>