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 1 year 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
  • Not Answered

    bq34z100-g1 - IT_ENABLE 0 Locked

    1012 views
    3 replies
    Latest over 9 years ago
    by Vítor Pereira
  • Answered

    About Bq24650 Charger 0 Locked

    704 views
    5 replies
    Latest over 9 years ago
    by Steven Bangdiwala
  • Not Answered

    LM2940 0 Locked

    533 views
    1 reply
    Latest over 9 years ago
    by Donald Jones
  • Not Answered

    LM25011 Input Transient Failure 0 Locked

    249 views
    0 replies
    Started over 9 years ago
    by Mitchell Delventhal
  • Suggested Answer

    ISO 5500DWR not working 0 Locked

    761 views
    4 replies
    Latest over 9 years ago
    by Koteshwar Rao
  • Answered

    UCC28950 0 Locked

    773 views
    4 replies
    Latest over 9 years ago
    by Colin Gillmor
  • Answered

    TPS51123 [Choose the Output Capacitor(s)] 0 Locked

    922 views
    3 replies
    Latest over 9 years ago
    by Mike(DC/DC) Wang
  • Answered

    DC to DC Converters Isolated at and above 4200Vrms. 0 Locked

    573 views
    1 reply
    Latest over 9 years ago
    by Tom Guerin
  • Answered

    TPS51285B / VREG3(3.3V) and channel2 of controller(3.3V typical) 0 Locked

    1058 views
    1 reply
    Latest over 9 years ago
    by JohnTucker
  • Answered

    UC2841 Recommend input voltage range of Error Amplifier 0 Locked

    770 views
    1 reply
    Latest over 9 years ago
    by JohnTucker
  • Not Answered

    BQ34Z100-G1 : SOC freeze to 100% 0 Locked

    1516 views
    8 replies
    Latest over 9 years ago
    by LOIC REBOUSSIN
  • Not Answered

    EV2300 USB Driver for Windows 7 64 bit 0 Locked

    10626 views
    44 replies
    Latest over 9 years ago
    by Prasanna
  • Suggested Answer

    EV2300 and BQ27210 problem 0 Locked

    1182 views
    4 replies
    Latest over 9 years ago
    by Ran Aloni
  • Suggested Answer

    About TPS25921A (E-mark certification) 0 Locked

    610 views
    1 reply
    Latest over 9 years ago
    by Venkata Nandam
  • Answered

    TPS25942L and TPS25944L. Do these E-fuses has high current spike before clamping? 0 Locked

    626 views
    1 reply
    Latest over 9 years ago
    by Venkata Nandam
  • Suggested Answer

    TPS55340 not switching; input equals output 0 Locked

    4862 views
    9 replies
    Latest over 9 years ago
    by msimunic
  • Not Answered

    TPS54334 EVM Gerber Files 0 Locked

    636 views
    3 replies
    Latest over 9 years ago
    by Abull Yang
  • Answered

    Boost PFC controller recomendation 0 Locked

    631 views
    1 reply
    Latest over 9 years ago
    by John Griffin1
  • Not Answered

    TPS54426 Output oscillating at cold Temp (-40 deg C) 0 Locked

    403 views
    3 replies
    Latest over 9 years ago
    by Nick Chen
  • Answered

    TPS54334 / about application note information 0 Locked

    493 views
    2 replies
    Latest over 9 years ago
    by Abull Yang
<>