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Showing 109 results View by: Thread Post Sort by
  • LP5523: Driver in uefi

    Prajakta Kadam
    Prajakta Kadam
    TI Thinks Resolved
    Part Number: LP5523 Other Parts Discussed in Thread: LP5813 Tool/software: Hi team, I was wondering if there's source code for the driver on uefi (bootloader) side. Thank you.
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • LP5523: two LP5523 design

    Tommy Tzeng
    Tommy Tzeng
    Resolved
    Part Number: LP5523 Hi Team, may know if two LP5523 design are used, what should be done to achieve synchronization. set using I2C-compatible chip address? control register read/write cycle?
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • LP5523: External voltage on LED channel

    Cameron Nichols
    Cameron Nichols
    Resolved
    Part Number: LP5523 Hi Team, So as part of our design, we are using the LP5523. As one of our requirements we need to have a non-I2C based LED for Fault indication, however we ideally want to double up this LED with the PWM functionality provided by the…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • LP5523: layout guide line for LP5523

    user021864
    user021864
    TI Thinks Resolved
    Part Number: LP5523 Hi, Because the layout guide line is too rough and all the pin is very closed, I wanna know if the layout of EVM is able to show or if there are other layout suggestion? EX: width of wire, numbers of layers, device placement…
    • over 7 years ago
    • Power management
    • Power management forum
  • LP5523: How do I correspond to 9 channels in the device tree?

    Kirk Zhang
    Kirk Zhang
    TI Thinks Resolved
    Part Number: LP5523 Hi TI team, I know LP5523 LED driver has 9 channels. Our project uses two LP5523 LED drivers. But we found the LED behave strangely. So I want to confirm if the device tree 'chan0' is corresoinding to 'D1'? Could you please help…
    • over 5 years ago
    • Power management
    • Power management forum
  • LP5523: Is this a normal behavior for I2C on this IC? There is a spike of noise on SDA seemingly on the transition from bit 7 to 8.

    Anthony Sandoval
    Anthony Sandoval
    TI Thinks Resolved
    Part Number: LP5523
    • over 3 years ago
    • Power management
    • Power management forum
  • LP5523: Cannot run two blink pattern on two different RGB in parallel

    Yorick Brunet1
    Yorick Brunet1
    Part Number: LP5523 Hello, I'm developing a driver for the LP5523 in order to manage 2 RGB LEDs (let's call them B and C) and 1 individual LED (let's call it A). I developed blinking/breathing/etc. patterns using the instruction set. LED A is assigned…
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • LP5523: I2C 1.8V compatable

    David Mckinney
    David Mckinney
    Resolved
    Part Number: LP5523 Can you advise if the Ven is set to 1.8V, will the I2C pins be 1.8V compatible with 0.8 * Ven and 0.2 * Ven thresholds per the datasheet?
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • LP5523: LED Driver IC only run register with I2c , not with 3 engines

    ming you
    ming you
    Resolved
    Part Number: LP5523 hello , i have a lp5523 LED ic , now i config the registers through I2C , not use 3 engines, to light one LED. LP5523_write_byte(0x00,0x40); LP5523_write_byte(0x05,0x01); LP5523_write_byte(0x16,0x10); LP5523_write_byte(0x26,0x02…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • LP5523: Concerns/impact on design

    EEngineer505
    EEngineer505
    TI Thinks Resolved
    Part Number: LP5523 Hello, I designed in a .47uF, 6.3V rated cap into C1/C2, instead of the recommended .47uF, 10V from the datasheet. I'm not able to find a 10V rated cap in the same package size and I'm not able to have additional design changes…
    • over 6 years ago
    • Power management
    • Power management forum
>

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