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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] TPS43330A-Q1: TPS43330 EMC Comparison between SS (Spread Spectrum) Disable/Enable

    Phil Yi
    Phil Yi
    Part Number: TPS43330A-Q1 TPS43330 EMC Comparison for SS.pdf
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS43330-Q1: TPS43330/30A/2/3/5/6/7-Q1 Devices Difference

    Phil Yi
    Phil Yi
    Part Number: TPS43330-Q1
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS43330-Q1: TPS43330/30A/2/3/5/6/7-Q1 Operation Mode Details

    Phil Yi
    Phil Yi
    Part Number: TPS43330-Q1
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS43330A-Q1: What is the minimum possible duty cycle for the booster?

    Phil Yi
    Phil Yi
    Part Number: TPS43330A-Q1 The boost controller allows the device to operate down to 2 V at the input; the duty cycle of Boost converter D = 1 – (input voltage/output voltage); so, it depends on your output voltage selection (7 V, 8.85 V, or 10 V), the…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS6594-Q1: TPS6594-Q1 and LP8764-Q1: Can unused buck feedback pins be used to monitor external voltages?

    Daniel W
    Daniel W
    Part Number: TPS6594-Q1 Yes, any BUCK feedback pin that is not being used for the BUCK feedback can be used as a voltage monitor. Unused feedback pins include FB_B3 on a 3-phase or 4-phase BUCK and FB_B4 on a 4-phase BUCK. Also, any feedback pins on…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS6594-Q1: How to reprogram non-volatile memory on TPS6594-Q1 and LP876x-Q1

    Daniel W
    Daniel W
    Part Number: TPS6594-Q1 The TPS6594-Q1 and LP876x-Q1 devices have reprogrammable non-volatile memory. The memory can be updated over the device's I2C or SPI communication. This process is described in the "Scalable PMIC NVM Update Guide" https://www…
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ]: What gate driver to choose in high voltage HVAC application and why?

    Nosa Egiebor
    Nosa Egiebor
    Part Number: UCC21530-Q1 In order to improve efficiency and driving range, a major trend in electric vehicle is the increase of the battery voltage from 400V to 800V or higher. For the same reasons, 800V systems may also move from silicon-based IGBTs…
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] TPS25990: How to program the non-volatile memory (NVM) in TPS25990 with a revised configuration file?

    Avishek Pal
    Avishek Pal
    Part Number: TPS25990 How to program the non-volatile memory (NVM) in TPS25990 with a revised configuration file?
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] BQ76952: How do I RESET the BQ769x2 device?

    Andria McIntyre
    Andria McIntyre
    Part Number: BQ76952 How does the BQ769x2 RESET function work? Can I RESET the device through a pin, or do I have to send a command?
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
  • [FAQ] LP8756x-Q1 and LP8752x-Q1 package height

    Samuli Piispanen
    Samuli Piispanen
    Other Parts Discussed in Thread: LP87563-Q1 , LP87523-Q1 , LP87565-Q1 , LP87524-Q1 , LP87525-Q1 , LP87562-Q1 , LP875701-Q1 , LP87564-Q1 , LP87521-Q1 , LP875761-Q1 , LP87522-Q1 , LP87561-Q1 For LP875xx-Q1 based devices (LP87561-Q1, LP87562-Q1, LP87563…
    • over 2 years ago
    • Power management
    • Power management forum
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  • Answered

    UCD3138A64: PMBUS Command in romcode 0

    53 views
    5 replies
    Latest 10 days ago
    by Jonathan Wong
  • Suggested Answer

    UCD3138: UCD3138RJAR UV setting via PMBus 0

    41 views
    3 replies
    Latest 10 days ago
    by Jonathan Wong
  • Suggested Answer

    TPS4H160-Q1: TPS4H160AQPWPRQ1 0

    43 views
    4 replies
    Latest 10 days ago
    by Nicholas Petersilge
  • Answered

    TPS61169: TPS61169 SCH review 0

    56 views
    4 replies
    Latest 10 days ago
    by Andy Chen
  • Suggested Answer

    TPS6593-Q1: MPU cold reset(power re-supply) method with PMIC 0

    37 views
    1 reply
    Latest 10 days ago
    by Nicholas McNamara
  • Suggested Answer

    BQ25798BKUPEVM: BQ25798 IC is drawing approximately 300 mA by itself, and the IC is heating up abnormally. 0

    179 views
    14 replies
    Latest 10 days ago
    by Michael Bradbourne
  • Suggested Answer

    TPS7H4104-SEP: TPS7H4104-SEP is not available in webench 0

    26 views
    1 reply
    Latest 10 days ago
    by Elizabeth Won
  • Answered

    TPS4H160-Q1: 7.3.7.3 Protection for Loss of Power Supply 0

    94 views
    3 replies
    Latest 10 days ago
    by Nicholas Petersilge
  • Not Answered

    TPS25751: Can TPS25751D be used in a design that does not include a battery charger 0

    34 views
    1 reply
    Latest 10 days ago
    by Aya Khedr
  • Answered

    HD3SS3220: HD3SS3220 Link bring up Test TD7.01.2 problem 0

    48 views
    5 replies
    Latest 10 days ago
    by Ryan Kitto
  • Not Answered

    TPS23731: CP or PRSR pin damaged during experimentations 0

    160 views
    13 replies
    Latest 10 days ago
    by Diang Xing
  • Answered

    BQ79631-Q1: Daisy chain evaluation with a BQ79631-Q1 EVM 0

    41 views
    4 replies
    Latest 10 days ago
    by John Du
  • Not Answered

    TPS23731: Questions/Ideas related to using UCC24612 or similar device instead of full range CCM flyback using extra transformer winding 0

    269 views
    20 replies
    Latest 10 days ago
    by Diang Xing
  • Suggested Answer

    UCC2808-1: Isolation power design 0

    52 views
    3 replies
    Latest 10 days ago
    by Hong Huang
  • Not Answered

    TPS65987D: TPS65987D Alternate Mode: Screen not powering on when in source mode, however works with a DP to HDMI dongle 0

    37 views
    1 reply
    Latest 10 days ago
    by Chris Sterzik
  • Suggested Answer

    TIDM-PSFB-DCDC: Recommend DCDC 0

    41 views
    1 reply
    Latest 10 days ago
    by Shamim Choudhury
  • Suggested Answer

    BQ40Z50-R2: SOC tolerance 0

    21 views
    1 reply
    Latest 10 days ago
    by Alan Frias
  • Not Answered

    TPS40090: Interleaved buck boost converter using TPS40090 0

    34 views
    3 replies
    Latest 10 days ago
    by Mahmoud Harmouch
  • Suggested Answer

    LP87524J-Q1: Question about timing diagram 0

    127 views
    11 replies
    Latest 10 days ago
    by Ishtiaque Panhwar
  • Not Answered

    BQ25170: Status and PG pin behavior during charger disabled. 0

    55 views
    6 replies
    Latest 10 days ago
    by Bill Johns
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