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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
    • 8 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
    • 8 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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  • Not Answered

    TPS63031: There is a internar resistor between Vin and Vina, what is the purpose of that resistor? Can I connect a filtered voltage in Vina Directly? 0

    237 views
    2 replies
    Latest 24 days ago
    by Lei Zhong
  • Answered

    UCC256404: Capacitor of BLK_PIN and BW_PIN +1

    187 views
    10 replies
    Latest 24 days ago
    by shogo.tabata
  • Suggested Answer

    TLVH431: Malfunction where VREF is clamped at an abnormal value 0

    69 views
    2 replies
    Latest 24 days ago
    by Toru Kawaguchi
  • Answered

    LM63625-Q1: Request for standoff measurement data 0

    103 views
    5 replies
    Latest 24 days ago
    by Junji Oro
  • Not Answered

    LP8865Z-Q1: Design Calculator 0

    64 views
    1 reply
    Latest 24 days ago
    by Andy Chen
  • Answered

    BQ4050: External cell balancing 0

    173 views
    2 replies
    Latest 24 days ago
    by Miguel Castro Gonzalez
  • Suggested Answer

    BQ40Z50-R2: No communication with BMS 0

    90 views
    3 replies
    Latest 24 days ago
    by Miguel Castro Gonzalez
  • Suggested Answer

    UCC28083: Request for schematic design review 0

    49 views
    2 replies
    Latest 24 days ago
    by Jeffrey Chung1
  • Not Answered

    BQ78350-DEVICE-FW: Unable to activate Charge or Dischage FETs 0

    23 views
    0 replies
    Started 24 days ago
    by Larry Ing
  • Suggested Answer

    BQ40Z50: Questions about bq40z50 current settings 0

    70 views
    4 replies
    Latest 24 days ago
    by Miguel Castro Gonzalez
  • Suggested Answer

    BQ40Z50-R1: How to update BQ40Z50-R1 using external MCU. 0

    88 views
    2 replies
    Latest 24 days ago
    by Miguel Castro Gonzalez
  • Suggested Answer

    BQ4050: FCC capacity jump 0

    388 views
    4 replies
    Latest 24 days ago
    by Miguel Castro Gonzalez
  • Not Answered

    TPS53647: application question 0

    131 views
    4 replies
    Latest 24 days ago
    by Troy Johnson
  • Not Answered

    TPS7A16-Q1: LDO Pspice model plus reverse polarity 0

    65 views
    3 replies
    Latest 24 days ago
    by Alex Davis
  • Answered

    TPS48111Q1EVM: Recommended current sensing method 0

    33 views
    1 reply
    Latest 24 days ago
    by Sarah Raines
  • Answered

    TPS4810-Q1: safety use 0

    88 views
    2 replies
    Latest 24 days ago
    by Josselin LEDENT
  • Suggested Answer

    TPS546C23: TPS546C23RVFR 0

    167 views
    22 replies
    Latest 24 days ago
    by Eileen Hernandez Hernandez
  • Suggested Answer

    TPS7A92: Help to review the sch 0

    53 views
    3 replies
    Latest 24 days ago
    by Daniel Esparza
  • Suggested Answer

    TPS25751: TPS65987DDKEVM communication testing: BC1.2 disable and R135/R136 removal 0

    93 views
    6 replies
    Latest 24 days ago
    by Katilynn Mar
  • Answered

    BQ34Z100-R2: GPC Tool Accuracy Error: Deviation is so high that it is most likely due to anomaly in the data. 0

    129 views
    7 replies
    Latest 24 days ago
    by Dan Collins
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