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Showing 309 results View by: Thread Post Sort by
  • LP8860-Q1: EEPROM wear concern when using lp8860 Linux driver

    Dave Owens
    Dave Owens
    Part Number: LP8860-Q1 I have a display product that uses the LP8860 for backlight control and until recently was issuing individual i2c writes in my application to control brightness. I switched to using the LED kernel driver ( https://git.kernel.org…
    • 1 month ago
    • Power management
    • Power management forum
  • Answered
  • LP8860-Q1: About LP8860 power consumption calculation

    SHENG YANG
    SHENG YANG
    Resolved
    Part Number: LP8860-Q1 Tool/software: HI Engineer The current plan is to use the LP8860 to drive LED lights, utilizing 4 channels with a maximum current of 120mA per channel. The input voltage has a maximum of 12.6V, a minimum of 11.4V, and a typical…
    • Resolved
    • 3 months ago
    • Power management
    • Power management forum
  • Answered
  • LP8860-Q1: Regarding the switching frequency setting of LP8860DQVFPRQ1

    Boris liu
    Boris liu
    Resolved
    Part Number: LP8860-Q1 HI.teams Regarding the switching frequency setting of LP8860DQVFPRQ1 Currently planning to use LP8860DQVFPRQ1 for LCD backlight driving, as shown in the figure below: Can ƒSW only be set to the frequency values within the…
    • Resolved
    • 13 days ago
    • Power management
    • Power management forum
  • LP8860-Q1: LP8870 EVM BOARD GUI SOFTWARE

    jian hu
    jian hu
    TI Thinks Resolved
    Part Number: LP8860-Q1 Tool/software: Hello, actually we got the LP8870Q1 EVM board, and want to try LP8870 to do some test, but i can not find the LP887x GUI software, could you share the LP887x GUI software to me.
    • 4 months ago
    • Power management
    • Power management forum
  • LP8860-Q1: Maximum LED current

    Shuhei Goto
    Shuhei Goto
    Part Number: LP8860-Q1 Tool/software: Hi team, Maximum LED current per channel is 150mA. For instance, is it possible to set the current for the LED to 300mA by connecting it as shown by the red line in the diagram below? Best regards, Goto
    • 7 months ago
    • Power management
    • Power management forum
  • LP8860-Q1: Can EEPROM store customer configuration?

    Alan Xia
    Alan Xia
    TI Thinks Resolved
    Part Number: LP8860-Q1 Tool/software: Hi team, Can you help confirm whether LP8860 eeprom can preserve the configurated data no need to reload it again from host ? then I can support quick start with initialized configuration. I understand that the…
    • 5 months ago
    • Power management
    • Power management forum
  • LP8860-Q1: LP8860 start up waveform confirmation

    Alan Xia
    Alan Xia
    Part Number: LP8860-Q1 Tool/software: Hi team, Blue is output voltage Red is EN Yellow is channel 1 output current The customer's output current adjustment starts after the output voltage stabilizes. From the waveform, it can be seen that the current…
    • over 1 year ago
    • Power management
    • Power management forum
  • LP8860-Q1: LP8860-Q1: LED Driver ID value

    user6294134
    user6294134
    Part Number: LP8860-Q1 Hello, LP8860-Q1 LED driver is used as a backlight driver in one of our applications. On a test station we have to verify ICs via I2C. The only device related data is the ID, stored in the following register (0x12): Read…
    • over 1 year ago
    • Power management
    • Power management forum
  • LP8860-Q1: Fail to unlock LP8860 NVM for burning data

    Huang Sauron
    Huang Sauron
    Part Number: LP8860-Q1 Tool/software: I try to write sequentially 0x08, 0xBA, 0xEF into 0x1A address for unlocking the LP8860 NVM, but fail to burn data. I read the 0x1A register, it still keep 0x80. What could be the problem?
    • over 1 year ago
    • Power management
    • Power management forum
  • LP8860-Q1: LP8860-Q1

    Lynn Song
    Lynn Song
    TI Thinks Resolved
    Part Number: LP8860-Q1 Are the pins of SGND, LGND and PGND connected together internally?
    • over 1 year ago
    • Power management
    • Power management forum
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