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
  • Answered

    TPS548A29EVM: Remote sense in TPS548A29EVM 0

    61 views
    4 replies
    Latest 14 days ago
    by Tim Peng
  • Suggested Answer

    BQ40Z50: BQ40Z50-R2 – SMBus Communication Failure and No Output Voltage on PACK+, CHG, and DSG Pins 0

    163 views
    5 replies
    Latest 14 days ago
    by Miguel Castro Gonzalez
  • Suggested Answer

    TPS65220: Is there a way to have the PMIC ignore residual voltage on an output, preventing it from booting? 0

    52 views
    4 replies
    Latest 14 days ago
    by Sarah Lao
  • Answered

    BQ40Z50-R2: Reverse Voltage Protection MOSFET: Necessary for Integral Design? 0

    72 views
    3 replies
    Latest 14 days ago
    by Miguel Castro Gonzalez
  • Suggested Answer

    TL7705: Recommended Replacement for TL7705CPSR-B 0

    32 views
    1 reply
    Latest 14 days ago
    by Jesse Villanueva
  • Suggested Answer

    TPS74701-Q1: TPS74701QDRCRQ1 0

    34 views
    1 reply
    Latest 14 days ago
    by Alex Davis
  • Suggested Answer

    TPS25751EVM: GPIO Events to control USB2.0 Mux for BC1.2 compatibility 0

    154 views
    6 replies
    Latest 14 days ago
    by Katilynn Mar
  • Suggested Answer

    TPS25751: Questions regarding standalone operation and configuration of TPS25751S 0

    58 views
    1 reply
    Latest 14 days ago
    by Katilynn Mar
  • Answered

    TPSM8287A06: remote sense routing guide 0

    72 views
    4 replies
    Latest 14 days ago
    by Tim Peng
  • Suggested Answer

    TPS7A47-Q1: Help with TINA simulation bode diagram 0

    38 views
    1 reply
    Latest 14 days ago
    by Alex Davis
  • Suggested Answer

    UCC33420: Availability and procurement for new parts 0

    24 views
    1 reply
    Latest 14 days ago
    by Manuel Alva Hernandez
  • Suggested Answer

    TPS74701-Q1: TPS74701QDRCRQ1 0

    25 views
    1 reply
    Latest 14 days ago
    by Alex Davis
  • Suggested Answer

    TPS799-Q1: TPS79918QDDCRQ1 0

    24 views
    1 reply
    Latest 14 days ago
    by Alex Davis
  • Answered

    TPS2052B: TPS2052BDGN...... 0

    21 views
    1 reply
    Latest 14 days ago
    by Chuck Branch
  • Answered

    TPS796: TPS79633DCQR 0

    86 views
    5 replies
    Latest 14 days ago
    by Vahnroy Hosear
  • Not Answered

    TPS23755: Noisy Output Voltage 0

    110 views
    4 replies
    Latest 14 days ago
    by Zhining Zhang
  • Suggested Answer

    LM5148: 40-60V input and 58V, 20A output using LM5148 with low side MOSFETs - DC/DC converter 0

    40 views
    1 reply
    Latest 14 days ago
    by Timothy Hegarty
  • Suggested Answer

    UCC28704: UCC28704 +1

    53 views
    3 replies
    Latest 14 days ago
    by Mike O'
  • Suggested Answer

    LM5149: Application of GaN transistors in DC/DC converters 0

    63 views
    3 replies
    Latest 14 days ago
    by Timothy Hegarty
  • Suggested Answer

    LM185-1.2QML-SP: 5962R8759461VXA 0

    72 views
    4 replies
    Latest 14 days ago
    by Elizabeth Won
<>