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

    TPS54340: Capacitor on RT/CLK pin 0 Locked

    919 views
    1 reply
    Latest over 6 years ago
    by Timothy Hegarty
  • Suggested Answer

    BQ34Z100-G1: Voltage Divider for Custom made BQ34z10-G1 board 0 Locked

    718 views
    1 reply
    Latest over 6 years ago
    by Bryan Kahler
  • Suggested Answer

    TPS40170: EVM Output has the voltage spike during turn on 0 Locked

    575 views
    1 reply
    Latest over 6 years ago
    by Timothy Hegarty
  • Answered

    EM1402EVM: TIDA-00817 0 Locked

    645 views
    3 replies
    Latest over 6 years ago
    by Taylor Vogt
  • Answered

    LM3409HV: Power Sequence of Power Off 0 Locked

    321 views
    1 reply
    Latest over 6 years ago
    by Irwin Nederbragt
  • Answered

    LM3405: On by default, getting hot; suggestions 0 Locked

    802 views
    4 replies
    Latest over 6 years ago
    by Irwin Nederbragt
  • Answered

    EMB1428Q: CS falling edge when bg_good is low 0 Locked

    414 views
    5 replies
    Latest over 6 years ago
    by Leslie Marquez
  • Suggested Answer

    TPS92692: About TPS92692 Question 0 Locked

    387 views
    5 replies
    Latest over 6 years ago
    by Tuan Tran74
  • Answered

    TPS62802: Load disconnect in TPS62802 and TPS6208x devices 0 Locked

    541 views
    4 replies
    Latest over 6 years ago
    by Florian G
  • Suggested Answer

    BQ76930: Bq76930 SCD delay setting 0 Locked

    493 views
    1 reply
    Latest over 6 years ago
    by Matt Sunna
  • Suggested Answer

    BQ25895: RT1/RT2 calculation question 0 Locked

    537 views
    4 replies
    Latest over 6 years ago
    by Jeff F
  • Suggested Answer

    BQ25895: Will there be a version of the IC that can support LiFePO4? 0 Locked

    333 views
    1 reply
    Latest over 6 years ago
    by Jeff F
  • Suggested Answer

    BQ2060A: BQ2060A - 0x1717 sometimes recieved over SMBUS 0 Locked

    829 views
    3 replies
    Latest over 6 years ago
    by Batt
  • Suggested Answer

    TPS65311-Q1: Tolerance of VREF @ IVREF = 10mA 0 Locked

    206 views
    2 replies
    Latest over 6 years ago
    by Krishnamurthy Hegde
  • Answered

    UCC2897A: Sync two UCC2897A 0 Locked

    364 views
    3 replies
    Latest over 6 years ago
    by Peter Meaney
  • Answered

    USB charger for 7.2V li-ion battery 0 Locked

    612 views
    1 reply
    Latest over 6 years ago
    by Jeff F
  • Suggested Answer

    BQ25881: Can you provide the complete specification? 0 Locked

    356 views
    1 reply
    Latest over 6 years ago
    by Jeff F
  • Suggested Answer

    UCC38083: UCC28083/UCC38083 electrical specs 0 Locked

    424 views
    2 replies
    Latest over 6 years ago
    by Peter Meaney
  • Suggested Answer

    TPS22918: Should CIN be more than 10 times of CL? 0 Locked

    490 views
    5 replies
    Latest over 6 years ago
    by Alpha H
  • Suggested Answer

    UCC28180: AC24V application 0 Locked

    515 views
    2 replies
    Latest over 6 years ago
    by Peter Meaney
<>