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

    TPS2663: Possible UVLO/OVP voltage below -0.3V? 0 Locked

    720 views
    1 reply
    Latest over 4 years ago
    by Rakesh
  • Suggested Answer

    BQ28Z610-R1: Update Status unchanged (0x04->0x05) 0 Locked

    261 views
    1 reply
    Latest over 4 years ago
    by Wyatt Keller
  • Answered

    LM5069: Load Turn on threshold 0 Locked

    318 views
    1 reply
    Latest over 4 years ago
    by Rakesh
  • Not Answered

    TPS2662: Looking for the best product. 0 Locked

    222 views
    1 reply
    Latest over 4 years ago
    by Rakesh
  • Suggested Answer

    TPS543620: What are Net-Tie and RBODE in the datasheet figure 8-1? 0 Locked

    896 views
    1 reply
    Latest over 4 years ago
    by Anthony F
  • Suggested Answer

    BQ25890: Please help to find 3 different Charger 0 Locked

    231 views
    3 replies
    Latest over 4 years ago
    by Jeff F
  • Answered

    12Vin and 1V/6A output with 2 bit VID control 0 Locked

    137 views
    1 reply
    Latest over 4 years ago
    by Lishuang Zhao
  • Not Answered

    TPS62175: SLEEP mode drawing more current than non-SLEEP mode? 0 Locked

    342 views
    3 replies
    Latest over 4 years ago
    by Matthew Murdock
  • Answered

    LM1084: LM1084 0 Locked

    477 views
    8 replies
    Latest over 4 years ago
    by Tom Glass
  • Answered

    BQ78350-R1A: BQ78350_R1A 0 Locked

    170 views
    2 replies
    Latest over 4 years ago
    by rens van bolderik
  • Answered

    TPS2553D: What's the different between TPS2553 / TPS2553D 0 Locked

    468 views
    1 reply
    Latest over 4 years ago
    by Ziv Zhang
  • Suggested Answer

    TPS53659: TPS53622A TPS53659 switching frequency 0 Locked

    389 views
    5 replies
    Latest over 4 years ago
    by Chasel Chen
  • Answered

    TPS63050: Can I apply voltage directly to VBUS pin through resistor? 0 Locked

    1202 views
    15 replies
    Latest over 4 years ago
    by Chase Jeong
  • Answered

    BQ25890: Resistance Compensation - VCLAMP explanation 0 Locked

    206 views
    2 replies
    Latest over 4 years ago
    by Nir Alon
  • Answered

    TPS7A47: Maximum output capacitance allowable 0 Locked

    298 views
    2 replies
    Latest over 4 years ago
    by Jonathan Geronga
  • Suggested Answer

    TPS61170-Q1: Data for Calculating Power Loss 0 Locked

    311 views
    1 reply
    Latest over 4 years ago
    by Helen chen
  • Answered

    TPS63070EVM-693: TPS63070EVM ripple test 0 Locked

    307 views
    3 replies
    Latest over 4 years ago
    by Helen chen
  • Suggested Answer

    TPS60241: how much is the output impedance? 0 Locked

    246 views
    1 reply
    Latest over 4 years ago
    by Brigitte
  • Answered

    TPS563202: Difference TPS563202 and TPS563202S 0 Locked

    502 views
    6 replies
    Latest over 4 years ago
    by Vincent Zhang(BSR)
  • Suggested Answer

    TPS563201: How to solve the problem of large output ripple in pulse-skipping mode? 0 Locked

    289 views
    1 reply
    Latest over 4 years ago
    by Vincent Zhang(BSR)
<>