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 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
  • [FAQ] TPSF12C1 and TPSF12C3 power-supply filter IC FAQs

    Timothy Hegarty
    Timothy Hegarty
    Other Parts Discussed in Thread: TPSF12C1 , TPSF12C3 Part Numbers: TPSF12C1/3/-Q1 TPSF12C1/-Q1 and TPSF12C3/-Q1 FAQ home page This is the home page for common questions and collateral resources related to the TI's new family of power-supply filter…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
<>

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

    BQ24095: BQ24095DGQR faq and understanding 0 Locked

    405 views
    1 reply
    Latest over 5 years ago
    by Nick Brylski
  • Suggested Answer

    BQ76952EVM: OK 0 Locked

    283 views
    3 replies
    Latest over 5 years ago
    by WM5295
  • Suggested Answer

    BQ76930: BQ76930 VC0~VC10 input RC value. 0 Locked

    420 views
    1 reply
    Latest over 5 years ago
    by WM5295
  • Suggested Answer

    UCD3138: SW programming 0 Locked

    295 views
    6 replies
    Latest over 5 years ago
    by Ian Bower
  • Answered

    TPS7B81-Q1: Line transient and Load transient data request 0 Locked

    600 views
    6 replies
    Latest over 5 years ago
    by JCHK
  • Suggested Answer

    BQ25886: OVP protection circuit for D+/D- 0 Locked

    251 views
    1 reply
    Latest over 5 years ago
    by Ricardo
  • Suggested Answer

    LM73605-Q1: Auto/FPWM mode of 73605 0 Locked

    340 views
    1 reply
    Latest over 5 years ago
    by Arief Hernadi
  • Not Answered

    BQ27Z561: bq27z561 Accuracy 0 Locked

    313 views
    1 reply
    Latest over 5 years ago
    by Wyatt Keller
  • Suggested Answer

    LM2677: Is input reverse polarity protection required? 0 Locked

    300 views
    1 reply
    Latest over 5 years ago
    by Orlando Murray
  • Answered

    BQ25616: Can we use 1kΩ resistor for RILIM when we want to set 500mA for IINDPM? 0 Locked

    245 views
    1 reply
    Latest over 5 years ago
    by Hong Mao
  • Answered

    TPS7A4501-SP: PSpice WCA model phase jumps -360 degrees 0 Locked

    360 views
    3 replies
    Latest over 5 years ago
    by Wade Vonbergen
  • Suggested Answer

    TPS659037: TPS6590378ZWSR additional supply , unused SMPS 0 Locked

    321 views
    3 replies
    Latest over 5 years ago
    by Nastasha
  • Suggested Answer

    UCC27524A-Q1: unencrypted Pspice model 0 Locked

    205 views
    1 reply
    Latest over 5 years ago
    by Mamadou Diallo
  • Answered

    BQ77915: Pres pull down current for BQ7791500 0 Locked

    265 views
    1 reply
    Latest over 5 years ago
    by Matt Sunna
  • Answered

    BQ76920: About the BAT & CC registers in BQ76920 0 Locked

    290 views
    3 replies
    Latest over 5 years ago
    by Matt Sunna
  • Answered

    TPSM84624: IC washing after soldering 0 Locked

    301 views
    1 reply
    Latest over 5 years ago
    by Kris F
  • Suggested Answer

    UCC28600: New Transformer Design - 10V-30VDC with UCC28600 for SA-3-EE2005S-H10-11.0 0 Locked

    420 views
    1 reply
    Latest over 5 years ago
    by Steven Mappus1
  • Suggested Answer

    TPS62136: θJA versus Board Size 0 Locked

    172 views
    1 reply
    Latest over 5 years ago
    by JohnTucker
  • Suggested Answer

    UCC28070: Current sensing by CT 0 Locked

    799 views
    2 replies
    Latest over 5 years ago
    by Steven Mappus1
  • Suggested Answer

    BQ24030:Bq24030 0 Locked

    555 views
    8 replies
    Latest over 5 years ago
    by Raheem
<>