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Showing 23 results View by: Thread Post Sort by
  • LM2755: migration to LP5810 I2C protocol compatibility

    Olrik Maier
    Olrik Maier
    Part Number: LM2755 Other Parts Discussed in Thread: LP5810 , , LP5811 Tool/software: Hi, my customer is using LM2755 but want to move to WSON package. LM2755 is only available in BGA and they are looking now in LP5810. Is LP5810 software compatible…
    • 11 months ago
    • Power management
    • Power management forum
  • LM2755: soldering profile

    Michael Cerbe
    Michael Cerbe
    TI Thinks Resolved
    Part Number: LM2755 Hello, we are locking for the soldering prodile of this part. We soldered several samples and one of 11 are not correct soldered. Unfortunately we do not found this soldering profile in the datasheet. Many thanks Michael Cerbe
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • LM2755: Flickering when dimming

    Alex Klimaj
    Alex Klimaj
    Resolved
    Other Parts Discussed in Thread: LM2755 , LP5562 , LP5562EVM I am writing a driver for multiple LM2755 in parallel on the I2C bus. I have a basic driver working by controlling the High level from 1-31 and when off, setting the General purpose Bits 0,…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • LM2755: I want to know the upper limit of case temperature on LM2755

    user6526279
    user6526279
    Resolved
    Part Number: LM2755 Hi, ETE support I want to know the upper limit of case temperature on LM2755. In the data sheet, I could find the information of junction temperature only (and that relation of ambient temperature). Could you tell me the upper…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • LM2755: LM2755 SYNC PIN Logic Threshold

    Jason Haedt
    Jason Haedt
    TI Thinks Resolved
    Part Number: LM2755 Hello , We did not see a specification on the SYNC pin logic level thresholds. It was unclear in the datasheet what is the logic level high threshold. Is it 0.65 * VIO or is it 1.23V like the hardware enable pin? Please let me know…
    • over 6 years ago
    • Power management
    • Power management forum
  • LM2755: Shutdown supply current

    Jon Key
    Jon Key
    TI Thinks Resolved
    Part Number: LM2755 Hi Team, On the LM2755 datasheet we mention that the shutdown supply current of 5uA typ can be achieved when EN1 = EN2 = EN3 = 0. Does HWEN accomplish this as well as Bits 0,1,2 in the General purpose register (0x10)? Thank…
    • over 5 years ago
    • Power management
    • Power management forum
  • LM2755: Dimming Question

    Chuchen Wang
    Chuchen Wang
    TI Thinks Resolved
    Part Number: LM2755 Hi, My customer has the following questions... A few details on the setup first: • Iset to 15mA with a 16.6k resistor. • The current is being measured through a single red LED. • A 50ohm series resistor is placed in the path of…
    • over 7 years ago
    • Power management
    • Power management forum
  • LM2755: Charge Pump Caps

    Chuchen Wang
    Chuchen Wang
    TI Thinks Resolved
    Part Number: LM2755 Hi, My customer would like to know: for the charge pump caps can you comment if 0.1uF would work instead of 0.47uF? Specifically GRM033R61A104ME15. Thanks, Chuchen
    • over 7 years ago
    • Power management
    • Power management forum
  • LM2755: Schematic Review

    Chuchen Wang
    Chuchen Wang
    TI Thinks Resolved
    Part Number: LM2755 Hi, My customer would like a schematic review for the following: We plan to interface the LED driver with our MCU using 1.8V I2C logic. Can you verify that my schematic connections are correct? 1. SDA and SCL lines are pulled…
    • over 7 years ago
    • Power management
    • Power management forum
  • Answered
  • LM2755: Meaning of tSTART (typical Start-up Time) in electrical characteristics of LM2755 datasheet

    Tamas Kleiber
    Tamas Kleiber
    Resolved
    Part Number: LM2755 Dear TI Support Team, in the datasheet (SNVS433D –OCTOBER 2007–REVISED APRIL 2013) of LM2755 the electrical characteristics section specifies a parameter called tSTART, which is the typical start-up time and the value of it is 300…
    • Resolved
    • over 9 years ago
    • Power management
    • Power management forum
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