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Showing 19 results View by: Thread Post Sort by

  • LP5891-Q1: Multiplexing options with LP5891-Q1

    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 is…

  • LP5891-Q1: LP5891

    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 application…
    • Answered

  • LP5891-Q1: LP5891-Q1 LED Open Detection Voltage Threshold Issue

    Resolved
    Part Number: LP5891-Q1 Tool/software: Hi TI expert, I've been reviewing the LP5891-Q1 LOD and LSD related programs and have encountered a question. According to the datasheet, the operating voltage range for VLED_R/G/B is from 2.5V to 5.5V. However…
    • Resolved

  • LP5891-Q1: LP5891-Q1 Circuit

    Part Number: LP5891-Q1 Tool/software: I would like to design a circuit for RED LED in 105X84. Please review whether it is possible to design it as shown below. IC 1 and IC6 are SCAN forward IC2, IC3, IC4, IC5 are SCAN reverse IC connections are 1 -> 2…

  • LP5891-Q1: LP5891-Q1

    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…

  • LP5891-Q1: LP5891-Q1

    Part Number: LP5891-Q1 Hi what is the time line for the high current rating version? Thanks.

  • LP5891-Q1: RGB LED Wave design reference

    TI Thinks Resolved
    Part Number: LP5891-Q1 Tool/software: Hi there e2e, I am looking for an RGB LED driver and found some but not to my specific requirements. Looking for a design guide to create RGB waves. Thanks

  • LP5891-Q1: LP5891-Q1 coding tool

    Part Number: LP5891-Q1 Other Parts Discussed in Thread: LP5891 Hello, I am currently working on doing a dynamic matrix for automotive and as I have seen on the code available on the KIT, the dynamics and imagen are generated directly coding this way: …

  • LP5891-Q1: LP5891-Q1, LED open, short fault

    Part Number: LP5891-Q1 Hi~ In LP5891-Q1, when LED open detect and record fault position as below explanation in datasheet. and then controller driving output current at LED fault position or skip fault LED position? As I think, it may skip LED current…

  • LP5891-Q1: Can group two or more channels?

    Part Number: LP5891-Q1 If I need more channel current than 20mA, for example 30mA, can I tie two channels together (grouping R0&R1, G0&G1, B0&B1 respectively) to reach maximum 40mA channel current? Best Regards,
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