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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] TPS2117: Why isn’t my Power Mux blocking reverse current/voltage?

    Patrick Shalton
    Patrick Shalton
    Part Number: TPS2117 Background When designing a power path with two or more input sources, it is imperative to not only be able to decide when to switch from one input to another, but also block current flowing from the active source to the inactive…
    • Answered
    • over 1 year ago
    • Power management
    • Power management forum
  • [FAQ] TPL7407LA: TPL7407LA vs. TPL7407L

    Elizabeth Higgins
    Elizabeth Higgins
    Part Number: TPL7407LA Other Parts Discussed in Thread: ULN2003A , TPL7407L , The applications for low-side switching are far reaching, with loads ranging from relays to solenoids, LEDs to lamps, etc. The ULN2003A for example is so widely used, it has…
    • over 1 year ago
    • Power management
    • Power management forum
  • [FAQ] Thunderbolt Reference Designs with TI USB-C PD Products

    Adam Mc Gaffin
    Adam Mc Gaffin
    Other Parts Discussed in Thread: TPS65988DJ , TPS65982BB , TPD6S300A , TPS65988DK , TPS65982DMC , TPS55288 , TPS2546 , TPD4S311A , TPS65987DDK , TPS25810 , TPS2553 For customers looking to design thunderbolt systems with USB-C, how should one determine…
    • Answered
    • over 1 year ago
    • Power management
    • Power management forum
  • [FAQ] BQ25720: How does BQ25720 charge a battery?

    Tiger Zhou
    Tiger Zhou
    Part Number: BQ25720 In other word, what is the battery charge profile?
    • over 1 year ago
    • Power management
    • Power management forum
  • [FAQ] BQ25720EVM: How to get the Altium design files?

    Tiger Zhou
    Tiger Zhou
    Part Number: BQ25720EVM Other Parts Discussed in Thread: BQ25720 , PMP22419 , BQ25731EVM , BQ25723EVM , BQ25730EVM To speed up the design, I would like to get the Altium design files.
    • Answered
    • over 1 year ago
    • Power management
    • Power management forum
  • [FAQ] TPS65220: TPS6522053RHBR schematic review for AM64x

    Kavin Ravi
    Kavin Ravi
    Part Number: TPS65220 Other Parts Discussed in Thread: TPS65219 , Hi, Please find attached the TPS65219 Schematic and Layout Checklist. We use PMIC, TPS6522053RHBR along with TPS22965DSGT in one of our products. Could you please review the schematics…
    • Answered
    • over 1 year ago
    • Power management
    • Power management forum
  • [FAQ] TPS23730: Using TPS23730 in PoE++

    Diang Xing
    Diang Xing
    Part Number: TPS23730 Other Parts Discussed in Thread: TPS23880 My customer is testing a PD board they designed using the TPS23730. The PSE board will use commercial products. Is there a difference in connection between the 802.3bt board and the POE…
    • Answered
    • over 1 year ago
    • Power management
    • Power management forum
  • [FAQ] Some 25.5-W PoE PD Controllers & Their Key Features

    Diang Xing
    Diang Xing
    Other Parts Discussed in Thread: TPS2378 , TPS2379 , TPS23751 , TPS23752 , TPS23754 , TPS23756 , TPS23731 , TPS23734 TPS2378/9 (PD only): - Compliance to IEEE 802.3at - 0.5-Ohm typ. hotswap - TPS2378 has adapter higher priority, TPS2379 has gate…
    • over 1 year ago
    • Power management
    • Power management forum
  • [FAQ] BQ25620: Does the BQ2562x device store my register configuration?

    Garrett Kreger
    Garrett Kreger
    Part Number: BQ25620 The BQ2562x family of charger ICs can be configured to operate in a variety of ways via I2C communication. They can also operate in 'default mode' without host control. The BQ2562x family of devices does not have non-volatile…
    • Answered
    • over 1 year ago
    • Power management
    • Power management forum
  • [FAQ] BQ25620: How does QON pin function work and what is required hold low timing?

    Garrett Kreger
    Garrett Kreger
    Part Number: BQ25620 The QON pin on the BQ2562x family of devices has 2 functions, which are both controlled by pulling QON low for a certain amount of time. These 2 functions are exit ship mode (i.e. BATFET enable) and system power reset. The timing…
    • Answered
    • over 1 year ago
    • Power management
    • Power management forum
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    TPS92200: Request for LED Driver IC Without Sense Resistor for UV LED Application 0 Locked

    506 views
    7 replies
    Latest over 1 year ago
    by John Shen
  • Answered

    LP5861T: Higher voltage for green laser diode using LP5861T 0 Locked

    293 views
    4 replies
    Latest over 1 year ago
    by Jared Zhou
  • Answered

    TPS631000: Output Voltage is either 0V or 0.7V. Need help in troubleshooting. 0 Locked

    352 views
    9 replies
    Latest over 1 year ago
    by Tao Zhang
  • Answered

    LP5812: LP5812/LP5810 0 Locked

    534 views
    2 replies
    Latest over 1 year ago
    by Hailong Liao
  • Answered

    LM74910-Q1: LM74910-Q1 IMON accuracy questions 0 Locked

    192 views
    1 reply
    Latest over 1 year ago
    by Shiven Dhir
  • Not Answered

    TPS929240-Q1: Max Power Dissipation 0 Locked

    163 views
    1 reply
    Latest over 1 year ago
    by Hailee Xu
  • Not Answered

    TPS65381A-Q1: Queries about EEPROM CRC check at startup and run time 0 Locked

    154 views
    0 replies
    Started over 1 year ago
    by LONGHUA MAO
  • Not Answered

    TPS552872-Q1: TPS552872-Q1 Compensation Network Calculations 0 Locked

    327 views
    1 reply
    Latest over 1 year ago
    by Mulin Yuan
  • Answered

    BQ78350-R1A: Doubts concerging temperature protection 0 Locked

    241 views
    4 replies
    Latest over 1 year ago
    by Juan López Jódar
  • Suggested Answer

    LM74502: LM74502 Zener diode location (mosfet protection) 0 Locked

    338 views
    2 replies
    Latest over 1 year ago
    by Shiven Dhir
  • Answered

    TPS631013: Vout = 5V efficiency data 0 Locked

    204 views
    3 replies
    Latest over 1 year ago
    by Tao Zhang
  • Suggested Answer

    LM74930-Q1: If it is avaliable to put a discharge resistor between the gate and source of the MOS 0 Locked

    174 views
    1 reply
    Latest over 1 year ago
    by Shiven Dhir
  • Suggested Answer

    TPS3700: Input voltage @ -INB 0 Locked

    313 views
    8 replies
    Latest over 1 year ago
    by Jesse Villanueva
  • Not Answered

    TPS22968: Query on impact of applying 3.3V at VOUT1 0 Locked

    178 views
    3 replies
    Latest over 1 year ago
    by Arush Gupta
  • Suggested Answer

    TPS22950: TPS22950 RCB clarification 0 Locked

    273 views
    4 replies
    Latest over 1 year ago
    by Arush Gupta
  • Not Answered

    LM5170: not able to Control the converter output using ISETD. Current stays very low both with Battery and Resistive Load (50-150mA) 0 Locked

    645 views
    19 replies
    Latest over 1 year ago
    by Feng Ji
  • Not Answered

    BQ40Z80: Review of schematic for 6s using BQ40Z80 for drone BMS 0 Locked

    759 views
    18 replies
    Latest over 1 year ago
    by OverAgent712
  • Answered

    BQ25302: BQ25302: Is Q1 (input FET from VBUS to PMID) disabled when /EN is high (disabled)? 0 Locked

    263 views
    3 replies
    Latest over 1 year ago
    by Ning T
  • Suggested Answer

    TPS2662: TPS26621 0 Locked

    227 views
    1 reply
    Latest over 1 year ago
    by Amrit Jit
  • Answered

    LM5013: This is a question about LM5013 design. 0 Locked

    911 views
    31 replies
    Latest over 1 year ago
    by Nityanand Hegde
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