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

    SM72295: PMP7605 0 Locked

    488 views
    2 replies
    Latest over 4 years ago
    by PLANET - Bill Wu
  • Suggested Answer

    BQ76952: Host controlled cell balancing 0 Locked

    1132 views
    1 reply
    Latest over 4 years ago
    by WM5295
  • Answered

    LM61460EVM: 18mA quiescent current vs 7uA in datasheet 0 Locked

    291 views
    3 replies
    Latest over 4 years ago
    by Jimmy Hua
  • Not Answered

    [FAQ] LM25118: VCCX current consumption 0 Locked

    654 views
    1 reply
    Latest over 4 years ago
    by Youhao Xi
  • Suggested Answer

    BQ28Z610-R1: Inquiries about Battery Learning 0 Locked

    243 views
    3 replies
    Latest over 4 years ago
    by Jessica H.
  • Suggested Answer

    TPS53353: Jitter Measurement 0 Locked

    1536 views
    1 reply
    Latest over 4 years ago
    by Anthony F
  • Answered

    LMZ31704: LMZ31704 0 Locked

    435 views
    4 replies
    Latest over 4 years ago
    by Anthony F
  • Suggested Answer

    BQ40Z50: BQ40Z50RSMR-R2 0 Locked

    624 views
    16 replies
    Latest over 4 years ago
    by Nick Brylski
  • Answered

    TPS568230: Recommended LC filter setting 0 Locked

    249 views
    2 replies
    Latest over 4 years ago
    by Takashi Onawa
  • Answered

    TPS563202: EN pin connection 0 Locked

    323 views
    2 replies
    Latest over 4 years ago
    by Takashi Onawa
  • Answered

    TPS54540: TPS54540 vs TPS54540B 0 Locked

    818 views
    4 replies
    Latest over 4 years ago
    by Takashi Onawa
  • Answered

    UCC28950: Transformer Calculation 0 Locked

    365 views
    2 replies
    Latest over 4 years ago
    by Mike O'
  • Suggested Answer

    BQ40Z60: bq40z60 general questions 0 Locked

    259 views
    3 replies
    Latest over 4 years ago
    by Nick Brylski
  • Suggested Answer

    ULN2803A: Logic voltage levels 0 Locked

    366 views
    1 reply
    Latest over 4 years ago
    by dimitri james
  • Answered

    UCC28950: Aux System , Synchronous rectification and some magnetics issue. 0 Locked

    587 views
    3 replies
    Latest over 4 years ago
    by Mike O'
  • Suggested Answer

    LM5023: 18Vin-300Vin to 12Vout/0.3A 0 Locked

    430 views
    4 replies
    Latest over 4 years ago
    by Mike O'
  • Suggested Answer

    TPS40322: TPS40322 0 Locked

    300 views
    3 replies
    Latest over 4 years ago
    by Matt Schurmann
  • Answered

    LP5569: Can't run the same program on all 3 engines 0 Locked

    237 views
    1 reply
    Latest over 4 years ago
    by Daniele Caldarola
  • Not Answered

    BQ40Z50-R1: Connection order to battery cell stack 0 Locked

    1185 views
    6 replies
    Latest over 4 years ago
    by Nick Brylski
  • Suggested Answer

    UCC28C42: External Voltage Protection Circuit Design Consult 0 Locked

    267 views
    3 replies
    Latest over 4 years ago
    by Aidan Davidson1
<>