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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] 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
  • [FAQ] BQ76942: Stacking solutions for BQ769x2

    Andria McIntyre
    Andria McIntyre
    Part Number: BQ76942 Other Parts Discussed in Thread: BQ76952 , Does TI have any reference designs for stacking BQ769x2 devices?
    • Answered
    • over 2 years ago
    • Power management
    • Power management forum
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  • Not Answered

    LP8868Y-Q1: LP8868Y-Q1: 0

    12 views
    1 reply
    Latest 11 hours ago
    by Suchen Dong
  • Not Answered

    TPS923655DRRREVM: Need to Drive LED 20 Nos with FV = 3V 0

    89 views
    8 replies
    Latest 11 hours ago
    by Lucia Gao
  • Not Answered

    LP5860EVM: Continuation of 1528332/lp5860evm-is-my-lp5860evm-dead/5897803 0

    61 views
    6 replies
    Latest 11 hours ago
    by Felix Wang
  • Not Answered

    TPS65219: Input power interruptions and fluctuations issue 0

    6 views
    0 replies
    Started 11 hours ago
    by Kris Ganev
  • Not Answered

    TPS25983: What is the MPN used for Excel calculator? 0

    31 views
    2 replies
    Latest 11 hours ago
    by Ernest Yong
  • Not Answered

    BQ34Z100-R2: Setting Design Voltage, Design Capacity and Design Energy 0

    56 views
    5 replies
    Latest 12 hours ago
    by Christopher Mabborang
  • Not Answered

    UCC25661: Is the PWM waveform HF burst mode or feedback loop oscillation? 0

    50 views
    4 replies
    Latest 12 hours ago
    by John chen
  • Suggested Answer

    LP5815: Offset Debug 0

    55 views
    4 replies
    Latest 13 hours ago
    by Felix Wang
  • Not Answered

    LP5861TEVM: Color cannot be changed via the GUI. 0

    109 views
    9 replies
    Latest 13 hours ago
    by Felix Wang
  • Not Answered

    BQ76942: COV Safety Status Bit is set but XCHG does not get set hence the FET does not get disabled 0

    86 views
    7 replies
    Latest 13 hours ago
    by Rohin Nair
  • Suggested Answer

    LM63635-Q1: Please confirm the output current of PGOOD pin. 0

    68 views
    7 replies
    Latest 13 hours ago
    by Frank De Stasi
  • Suggested Answer

    TPS38700S-Q1: Invalid I2C address 0

    52 views
    3 replies
    Latest 13 hours ago
    by Andrew Li
  • Not Answered

    TPS6594-Q1: PMIC stuck in reset output low 0

    107 views
    11 replies
    Latest 14 hours ago
    by Max Chen1
  • Not Answered

    TPS2373: Use the TPS2373 in a dual-signature PD system 0

    211 views
    16 replies
    Latest 14 hours ago
    by Zhining Zhang
  • Not Answered

    TPS3851: tRST is significantly lower than mentioned in datasheet 0

    55 views
    4 replies
    Latest 14 hours ago
    by Sila Atalar
  • Suggested Answer

    TPS92663A-Q1: ADDR0/1 pin 0

    14 views
    1 reply
    Latest 14 hours ago
    by Jaron Wilson
  • Not Answered

    BQ25628: BQ25628 unable to cut off VSYS during ship-mode 0

    13 views
    0 replies
    Started 14 hours ago
    by Taspon Gonggiatgul
  • Suggested Answer

    TPS25751: MCU does not see VBUS when VIN_3V3 supplies power to an uninitialized TPS25751 before USB cable from PC is connected 0

    69 views
    6 replies
    Latest 15 hours ago
    by Rex Lam
  • Not Answered

    TPS6594-Q1: TPS65941515 VIO_IN/VCCA power up sequence 0

    8 views
    0 replies
    Started 15 hours ago
    by GerryL
  • Answered

    BQ51013C: Guidance for selecting appropriate wireless receiving coil 0

    98 views
    9 replies
    Latest 15 hours ago
    by Bill Johns
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