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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
    • 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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View FAQ threads
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  • Not Answered

    BQ76952: BQ76952: Shunt Filter (100 Ohm, 100nF) and Shunt L/R Ratio 0 Locked

    194 views
    0 replies
    Started 3 months ago
    by Michelle Mathew
  • Not Answered

    TPS1689EVM: tps1689evm pmbus 0 Locked

    65 views
    1 reply
    Latest 3 months ago
    by Kunal Goel
  • Suggested Answer

    REF30: Over current failure mode 0 Locked

    205 views
    6 replies
    Latest 3 months ago
    by Jackson Wightman
  • Suggested Answer

    TPS22810-Q1: Request to Functional Safety FIT Rate, FMD and Pin FMA report, and Gate scale that meet Siemens standard SN29500 0 Locked

    116 views
    3 replies
    Latest 3 months ago
    by Amrit Jit
  • Not Answered

    LM3421: Want to use the LM3421 at 100% output without dimming. 0 Locked

    151 views
    2 replies
    Latest 3 months ago
    by MinKyu Kim
  • Not Answered

    TPS2662: Request to Functional safety FIT value and Failure Mode Distribution, Gate scale that meet Siemens standard SN29500 0 Locked

    102 views
    3 replies
    Latest 3 months ago
    by Amrit Jit
  • Suggested Answer

    LM5146-Q1: Maximum current support 0 Locked

    97 views
    1 reply
    Latest 3 months ago
    by Timothy Hegarty
  • Not Answered

    BQ76952EVM: Can anyone help review my schematic? 0 Locked

    67 views
    1 reply
    Latest 3 months ago
    by Danny Chan
  • Suggested Answer

    TPS22965-Q1: TPS22965QWDSGTQ1 0 Locked

    34 views
    1 reply
    Latest 3 months ago
    by Amrit Jit
  • Suggested Answer

    LP5811: GPIO IBIS Model 0 Locked

    60 views
    1 reply
    Latest 3 months ago
    by Felix Wang
  • Suggested Answer

    LM5066I: Layout review 0 Locked

    203 views
    10 replies
    Latest 3 months ago
    by Yi Hao Hong
  • Not Answered

    BQ28Z620: Incorrect reading of voltage and SOC values 0 Locked

    66 views
    2 replies
    Latest 3 months ago
    by Ian Wang
  • Not Answered

    BQ25750: System Voltage Regulation 0 Locked

    159 views
    5 replies
    Latest 3 months ago
    by Ethan Galloway
  • Answered

    TPS631011: miscellaneous questions 0 Locked

    70 views
    3 replies
    Latest 3 months ago
    by Tao Zhang
  • Not Answered

    TPS3828: TPS3828-33DBVT &TPS7B8401QWDBRQ1 Country of Origin 0 Locked

    39 views
    1 reply
    Latest 3 months ago
    by Andrew Yim
  • Answered

    LM5046: CS pin for secondary side current sense 0 Locked

    97 views
    3 replies
    Latest 3 months ago
    by Hong Huang
  • Not Answered

    TLV741P: Inquire about Flame Retardant Grade 0 Locked

    66 views
    1 reply
    Latest 3 months ago
    by Vahnroy Hosear
  • Answered

    TPS63030: Output voltage remains when Vin<2.50V (UVLO) 0 Locked

    72 views
    2 replies
    Latest 3 months ago
    by Taiki Toyota
  • Not Answered

    BQ76930: Charging and discharging problem 0 Locked

    112 views
    3 replies
    Latest 3 months ago
    by Arelis Guerrero
  • Not Answered

    TPS65218: AC_DET PIN causes PMIC to behave incorrectly 0 Locked

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    Latest 3 months ago
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