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Showing 26 results View by: Thread Post Sort by
  • LP8869-Q1: LP8869CQPWPRQ1 details

    Megha P
    Megha P
    TI Thinks Resolved
    Part Number: LP8869-Q1 Please provide the below details for the TI made part LP8869CQPWPRQ1. 1. Source to Drain voltage (VDS) of the internal body diode of FET 2. Total gate charge of Internal FET 3. Rise time of internal FET 4. Fall time of internal…
    • 1 month ago
    • Power management
    • Power management forum
  • LP8869-Q1: Open fault test

    Daniel Wang (auto)
    Daniel Wang (auto)
    TI Thinks Resolved
    Part Number: LP8869-Q1 Hi team, We were testing the open fault function of the LED channel and found that our ERR doesn't stay low all the time. The waveform is shown below: The description in the datasheet: The chip detected an open error internally…
    • 1 month ago
    • Power management
    • Power management forum
  • LP8869-Q1: LP8869QPWPRQ1

    Shreehari G P
    Shreehari G P
    Part Number: LP8869-Q1 Tool/software: Need SPICE (Simetrix) model for LP8869QPWPRQ1 (Transient and stability)
    • 11 months ago
    • Power management
    • Power management forum
  • LP8869-Q1: LP8869-Q1 TSET/TSENSE leakage current

    Momchil Haymanov
    Momchil Haymanov
    Part Number: LP8869-Q1 Tool/software: Dear TI team, Would it be possible to provide some information for the leakage current on pins TSET and TSENSE ? Do you have any characterization data how much it is the deviation of the cut of threshold (within…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LP8869-Q1: Maximum Boost current

    Sri Viswa Sathiamoorthy
    Sri Viswa Sathiamoorthy
    Resolved
    Part Number: LP8869-Q1 Tool/software: Hi, These are my application specifications, Output current: 300mA Minimum input voltage: 5.5V Maximum output voltage: 37V Estimated efficiency: 0.85 Minimum inductance: 26.4uH (20% of 33uH) Diode forward…
    • Resolved
    • over 1 year ago
    • Power management
    • Power management forum
  • LP8869-Q1: Calculation tool consultation

    Alan Xia
    Alan Xia
    Part Number: LP8869-Q1 Tool/software: Hi team, I have two inquiries about the calculation tool parameters of LP8869. Please help me look at the following questions, thank you! 1. The switching frequency calculated by the tool based on 8867-9 (c) is…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LP8869-Q1: Need excel calculator for component selection in TSET and TSENSE pins

    Shreehari G P
    Shreehari G P
    Resolved
    Part Number: LP8869-Q1 Tool/software:
    • Resolved
    • 11 months ago
    • Power management
    • Power management forum
  • LP8869-Q1: Startup waveform confirmation and test parameter confirmation.

    Alan Xia
    Alan Xia
    Part Number: LP8869-Q1 Tool/software: Hi team, Please help confirm the following questions about the LP8869C test, thank you! 1. The startup waveform is defined as 65+50ms, but it is slightly exceeded after measurement. I don't see the tolerance range…
    • over 1 year ago
    • Power management
    • Power management forum
  • LP8869-Q1: Power on sequence on VOUT

    Roy Chou1
    Roy Chou1
    TI Thinks Resolved
    Part Number: LP8869-Q1 Other Parts Discussed in Thread: LP8869C-Q1 Tool/software: Hi Team, What is the initial VOUT before enable built'? We don't see the voltage before establishing the EN. Regards, Roy
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS92380: EVM and equivalence to LP8869-Q1

    Tim Giles
    Tim Giles
    Part Number: TPS92380 Other Parts Discussed in Thread: LP8869-Q1 The EVM specified for the TPS92380 appears to be the same board as for LP8869-Q1. Are these in effect the same device? For a basic functional test can the standard build of the EVM be…
    • over 2 years ago
    • Power management
    • Power management forum
>

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