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Showing 46 results View by: Thread Post Sort by
  • LP5891-Q1: Question ablut LP5891-Q1

    Chase Jeong
    Chase Jeong
    Part Number: LP5891-Q1 Tool/software: Dear TI experts, My customer consider LP5891-Q1 for their new project. They prepare to make the schematic now, and they have some questions. Could you check the questions in the power point file below? LP5891Q1_250922…
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • LP5891-Q1: LP5891-Q1 stack mode groups PWM data writing arrangement on 1 bus

    Aaron Zhang
    Aaron Zhang
    Resolved
    Part Number: LP5891-Q1 Hi, For LP5891-Q1 stack mode(for example stack mode 3), if there are 6 chips(2 X3 stack group) in one bus but group1 only use 40scan and group2 only use 41scan, how should I send the correct PWM data into this BUS? The PWM data…
    • Resolved
    • 22 days ago
    • Power management
    • Power management forum
  • LP5891-Q1: Control method if 2 LP5891-Q1s are used

    Chase Jeong
    Chase Jeong
    TI Thinks Resolved
    Part Number: LP5891-Q1 Other Parts Discussed in Thread: LP5899 Tool/software: Dear TI experts, My customer now checks the specification of LP5891-Q1 for their next project. They already tested one LP5891-Q1 with F280039C which is referenced in EVM…
    • 3 months ago
    • Power management
    • Power management forum
  • LP5891-Q1: Questions about LP5891-Q1

    Chase Jeong
    Chase Jeong
    TI Thinks Resolved
    Part Number: LP5891-Q1 Tool/software: Dear TI experts, My customer checks the specification of LP5891-Q1. Could you check the questions from my customer? 1. If I use red LED only, Can I apply 3.3V to VCC,VLEDR,VLEDGB power rails? 2. Is there any…
    • 5 months ago
    • Power management
    • Power management forum
  • LP5891-Q1: 在独立模式下,一路SPI 可以驱动多少个LP5891

    jimmy gao
    jimmy gao
    TI Thinks Resolved
    Part Number: LP5891-Q1 Other Parts Discussed in Thread: LP5891 Tool/software: 我看到论坛之前有人问过,使用菊花链串多个LP5891,最多能串多少个,然后下面给出的答案时32个,但是我在规格书上并没有找到所贴图片,请官方帮忙说明下,独立模式下,一个SPI 菊花链可以驱动多少颗LP5891。
    • 6 months ago
    • Power management
    • Power management forum
  • LP5891-Q1: LP5891

    Sunrise
    Sunrise
    Part Number: LP5891-Q1 Other Parts Discussed in Thread: LP5891 , LP5892-Q1 Tool/software: Hi, looking for a LED driver with higher current rating (40mA) of LP5891. The part number might be LP5892-Q1. Could anyone please help me to get datasheet and…
    • over 1 year ago
    • Power management
    • Power management forum
  • LP5891-Q1: LP5891-Q1

    wang sky
    wang sky
    Part Number: LP5891-Q1 Other Parts Discussed in Thread: LP5891 Tool/software: I have two questions that I’d like to ask both of you: We are attempting to measure the PWM signal of the “LP5891” IC. To do so, we connected an oscilloscope to LINE0 and…
    • over 1 year ago
    • Power management
    • Power management forum
  • LP5891-Q1: Multiplexing options with LP5891-Q1

    Christoph Schmid
    Christoph Schmid
    Part Number: LP5891-Q1 Tool/software: Dear all, we would like to drive a LED matrix with ~ 10 000 LEDs in a passive matrix manner with the LP5891-Q1. Using 4 LP5891-Q1 as described in the datasheet allows us to use 192 x 64 monochromatic LEDs, which…
    • over 1 year ago
    • Power management
    • Power management forum
  • LP5891: Off the shelf product or reference design of a board able to drive many LP5891 from HDMI signal

    loic sevrin
    loic sevrin
    Part Number: LP5891 Tool/software: Hello, We would like to use many LP5891 to display a video on a matrix of LED composed of 8x6 panels of 30x30 LED each (the number of panels can vary, but the constraints should remain similar). The datasheet cites…
    • over 1 year ago
    • Power management
    • Power management forum
  • LP5891: LP5891 vhdl implementation

    Etienne Droniou
    Etienne Droniou
    Part Number: LP5891 Hi, Do you have any guidance for the developpment of the driver on FPGA, any soucres? Can I base my developpment on the "How to Implement Custom Serial Interfaces Using the Configurable Logic Block (CLB)" application note or there…
    • over 2 years ago
    • Power management
    • Power management forum
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