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Power management

Power management

Power management forum

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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] BQ25820: How To Connect BQ25820 If Power Path Is Not Needed

    Christian Moyer
    Christian Moyer
    Part Number: BQ25820 Tool/software: If power path is not needed on BQ25820, remove the BATFET, connected Pin 32 (SYS) to Pin 33(VAC), leave Pin 15 (BATDRV) floating, and connect Pin 16 (BATSRC) to Pin18(VLSNS). Best Regards, Christian
    • Answered
    • 7 months ago
    • Power management
    • Power management forum
  • [FAQ] BQ25750 and BQ25751: How To Connect The BQ25750 or BQ25751 IC If The Power Path Is Not Needed

    Christian Moyer
    Christian Moyer
    Part Number: BQ25751 Other Parts Discussed in Thread: BQ25750 , Tool/software: If the power path is not needed on the BQ25750 or BQ25751, remove the BATFETs, connected Pin 32 (SYS) to Pin 33(VAC), leave Pin 15 (BATDRV) floating, and connect Pin 16…
    • Answered
    • 7 months ago
    • Power management
    • Power management forum
  • [FAQ] BQ25751: Schematic checklist

    Christian Moyer
    Christian Moyer
    Part Number: BQ25751 Other Parts Discussed in Thread: BQ25750 , Tool/software: Hello all, Here is the BQ25750 schematic and layout checklist. This can also be used for the BQ25751. BQ25750_Schematic_And_Layout_Checklist.pdf Best Regards, Chri…
    • Answered
    • 7 months ago
    • Power management
    • Power management forum
  • [FAQ] TPS65224-Q1: Over and Under Voltage Fault Injection

    Niko Alatalo
    Niko Alatalo
    Part Number: TPS65224-Q1 Tool/software: This guide for undervoltage (UV) and overvoltage (OV) fault injection can be used for other devices as well. Before performing please make sure this will not break anything on the board and that the regulator can…
    • 7 months ago
    • Power management
    • Power management forum
  • [FAQ] BQ4050: How to get started with CEDV gauges?

    Jose Couso
    Jose Couso
    Other Parts Discussed in Thread: GAUGEPARCAL , GPCCEDV Tool/software: How do I get started with CEDV gauges?
    • Answered
    • 7 months ago
    • Power management
    • Power management forum
  • [FAQ] TPS3435-Q1: Output rise time specification (Connected as MCU_PORz input)

    Kallikuppa Sreenivasa
    Kallikuppa Sreenivasa
    Part Number: TPS3435-Q1 Other Parts Discussed in Thread: AM620-Q1 Tool/software: Hi Team, I have a customer using TPS3435CKHBDDDFRQ1 I could not find this OPN while searching. Can you please confirm this is a valid OPN. Customer is using pushpull…
    • Answered
    • 7 months ago
    • Power management
    • Power management forum
  • [FAQ] What is the minimum difference between input voltage and LED (string) voltage for TPS922055 / TPS922054 / TPS922053 / TPS922052 to regulate the output current?

    Steven Li
    Steven Li
    Other Parts Discussed in Thread: TPS922052 , TPS922055 , TPS922054 , TPS922053 What is the minimum difference between input voltage and LED (string) voltage for TPS922055 / TPS922054 / TPS922053 / TPS922052 to regulate the output current?
    • Answered
    • 7 months ago
    • Power management
    • Power management forum
  • [FAQ] BQ25883: BQ2588x FAQs

    Wyatt Keller
    Wyatt Keller
    Other Parts Discussed in Thread: BQ25882 , BQ25883 , BQ25886 , BQ25887 BQ2588x FAQ Home Page This home page is for common questions in relation to the BQ25882, BQ25883, BQ25886, and BQ25887. FAQs ----------------------------------------…
    • Answered
    • 8 months ago
    • Power management
    • Power management forum
  • [FAQ] BQ25751EVM: BQZ

    Christian Moyer
    Christian Moyer
    Part Number: BQ25751EVM Other Parts Discussed in Thread: BQ25751 Tool/software: https://e2e.ti.com/cfs-file/__key/communityserver-discussions-components-files/196/Charger_5F00_1_5F00_00_2D00_bq25751.bqz
    • Answered
    • 9 months ago
    • Power management
    • Power management forum
  • [FAQ] BQ25820: Pin Descriptions for pins 31, 32, 33

    Christian Moyer
    Christian Moyer
    Part Number: BQ25820 Tool/software:
    • Answered
    • 9 months ago
    • Power management
    • Power management forum
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  • Answered

    LM5158: LM5158 PWM cycle time 0 Locked

    219 views
    1 reply
    Latest over 1 year ago
    by Moritz
  • Suggested Answer

    TPS40210-HT: Ringing on GDRV line appears to affect Vref (and thus FB and COMP) 0 Locked

    323 views
    3 replies
    Latest over 1 year ago
    by Niklas Schwarz
  • Not Answered

    LM5156H: LM5156H - Can't get UVLO Low Threshold to work 0 Locked

    231 views
    1 reply
    Latest over 1 year ago
    by Moritz
  • Answered

    TPS562200: Pin to Pin replacement part with 3.5V to 4.2V input voltage support 0 Locked

    255 views
    1 reply
    Latest over 1 year ago
    by Varun John
  • Answered

    BQ25756: Design considerations for long cables 0 Locked

    330 views
    4 replies
    Latest over 1 year ago
    by Darren DeBattista1
  • Answered

    TPS2410: Impact on DCDC loop 0 Locked

    232 views
    3 replies
    Latest over 1 year ago
    by Shiven Dhir
  • Answered

    TPS65219: power-up sequence for TPS6521903 and AM64 0 Locked

    230 views
    2 replies
    Latest over 1 year ago
    by JY ZHAN
  • Not Answered

    LM7480-Q1: Ideal diode controller for 3.3V output 0 Locked

    435 views
    1 reply
    Latest over 1 year ago
    by Shiven Dhir
  • Answered

    LM74502H: Current Provide For given part number 0 Locked

    278 views
    3 replies
    Latest over 1 year ago
    by Shiven Dhir
  • Not Answered

    TPS2595: Calculation formura for ILM and OUT 0 Locked

    276 views
    1 reply
    Latest over 1 year ago
    by Arush Gupta
  • Answered

    TPS65916: Control the power sequence with external MCU 0 Locked

    291 views
    4 replies
    Latest over 1 year ago
    by Alpesh Borad
  • Not Answered

    TPS25985: INFO(ORPROBE - 3211) Error 0 Locked

    118 views
    1 reply
    Latest over 1 year ago
    by Kunal Goel
  • Answered

    LM5122: schematic and layout review 0 Locked

    382 views
    3 replies
    Latest over 1 year ago
    by Jeff YANG
  • Not Answered

    TPS6594-Q1: I2C does not work well 0 Locked

    237 views
    2 replies
    Latest over 1 year ago
    by Zehui Li
  • Answered

    TPS61020: Avoiding intermittent oscillation 0 Locked

    517 views
    13 replies
    Latest over 1 year ago
    by Nini Zhong
  • Answered

    BQ25303J: Should the output cap close to inductor or pin 10 (BAT) 0 Locked

    318 views
    6 replies
    Latest over 1 year ago
    by Alex Lee
  • Suggested Answer

    TPSM82902: Schematics Review 0 Locked

    223 views
    1 reply
    Latest over 1 year ago
    by Colin Chen
  • Suggested Answer

    TPS62902: Schematics Review 0 Locked

    200 views
    1 reply
    Latest over 1 year ago
    by Colin Chen
  • Suggested Answer

    TPS82130: Parallel voltage supplies 0 Locked

    225 views
    3 replies
    Latest over 1 year ago
    by Colin Chen
  • Answered

    TPS63811EVM: Error(?) reading register values with Arduino Wire library - register read value is always '0' - but register writes work fine 0 Locked

    1232 views
    19 replies
    Latest over 1 year ago
    by Tao Zhang
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