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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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View FAQ threads
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  • Not Answered

    BQ40Z50-R2: Application issues 0 Locked

    72 views
    1 reply
    Latest 6 months ago
    by Alan Frias
  • Not Answered

    BQ76952: Using Two BQ76952 – Can Pack Pin Be Shared? 0 Locked

    86 views
    1 reply
    Latest 6 months ago
    by Luis H. S.
  • Suggested Answer

    BQ76952: PCHG and PDSG FETs turn-on sequence 0 Locked

    190 views
    3 replies
    Latest 6 months ago
    by Alexis_H
  • Suggested Answer

    TPS25751EVM: USBC PD Application Tool Does Not Launch 0 Locked

    108 views
    3 replies
    Latest 6 months ago
    by Raymond Lin
  • Suggested Answer

    LP5012: Requisition for VOH(min) and VOL(max) of LP5012RUKR 0 Locked

    61 views
    1 reply
    Latest 6 months ago
    by Clemens Ladisch
  • Answered

    BQ76952: Can I communicate without the EV2400 module? 0 Locked

    265 views
    1 reply
    Latest 6 months ago
    by Alexis_H
  • Answered

    TPS25751EVM: Should I ONLY be using the USBCPD Application Customization Tool to configure my setup (it seems to configure or atleast have some knobs to turn for configuring BQ25798)? Do I also need to use BQ Studio or the TI charger GUI? 0 Locked

    161 views
    3 replies
    Latest 6 months ago
    by Raymond Lin
  • Suggested Answer

    TPS766: TPS76601DR "legacy chip" and "new chip" spec. 0 Locked

    102 views
    1 reply
    Latest 6 months ago
    by Clemens Ladisch
  • Answered

    TPSM843A22: Buffer for sync operation 0 Locked

    122 views
    2 replies
    Latest 6 months ago
    by David_Daniels
  • Answered

    TPS54320: external clock should be AC or DC coupled to RT/CLK pin? 0 Locked

    181 views
    6 replies
    Latest 6 months ago
    by BX27
  • Answered

    BQ24650: Shortcircuit of SRN, SRP, VFB pins to GND 0 Locked

    316 views
    10 replies
    Latest 6 months ago
    by Dawid Weglarz
  • Suggested Answer

    LM5066I: Current limit for circuit breaker below the calculated lower limit 0 Locked

    253 views
    2 replies
    Latest 6 months ago
    by Christian Waechter
  • Not Answered

    LP5812: I2C Slave Conflict Due to Broadcast Address on LP5812 – Is There a Way to Disable It? 0 Locked

    166 views
    3 replies
    Latest 6 months ago
    by Gracie Guo
  • Answered

    TPS54525: UL for TPS54525PWP and TPS62130RGTT 0 Locked

    121 views
    3 replies
    Latest 6 months ago
    by Andy Chen
  • Not Answered

    LM5122: Variable output voltage with high load capacitance 0 Locked

    76 views
    1 reply
    Latest 6 months ago
    by Niklas Schwarz
  • Answered

    TPS61178: Questions on Ilimit 0 Locked

    122 views
    4 replies
    Latest 6 months ago
    by Nathan Ding
  • Suggested Answer

    LM5123-Q1: About the burn near pin 7 (HB terminal) 0 Locked

    522 views
    24 replies
    Latest 6 months ago
    by Harry Hofner
  • Suggested Answer

    TPS562203: Switching waveform ringing 0 Locked

    107 views
    3 replies
    Latest 6 months ago
    by Lucia Gao
  • Suggested Answer

    LM3414: Separate voltage rail for VIN and VLED? 0 Locked

    218 views
    8 replies
    Latest 6 months ago
    by Lucia Gao
  • Answered

    TPS61310: Reset timings 0 Locked

    101 views
    1 reply
    Latest 6 months ago
    by Andy Chen
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