Search tips
Showing 180 results View by: Thread Post Sort by

  • LP8556: Lower output voltage application

    Part Number: LP8556 Tool/software: Hello TI, I am trying to power a TFT screen backlight. The LEDs for the backlight are connected in parallel, requiring a forward voltage of 3.3V and a total current of 1.2A. Is it possible to lower the LP8556 output…
    • Answered

  • LP8556: WQFN EXPOSED PAD CONNEXION --- LP8556SQ

    Resolved
    Part Number: LP8556 Hello, There is an exposed thermal pad on the WDFN package of the LP8556SQ-E09/NOPB chip. Should-it be connected to GND or should be left unconnected? Regards. Sylvain
    • Resolved

  • LP8556: Could the each Iled up to 100mA per CH ?

    Part Number: LP8556 the formula : (CURRENT/4095) × IMAX × 20,000 × 1.2 V / RISET But the RISET could be 12k to 100k When the RISET is 24k , the max current/CH is 50mA When the RISET is 14k , Is the max current/CH up to 100mA ?? or up…

  • LP8556: BGA package

    Part Number: LP8556 Hi team， I just need check the BGA package data. Do you know t he size of the part pointed by the red arrow in the figure below is the value of the BGA electrode diameter "D"? Thanks Lillian

  • LP8556: LP8556 to integrate multi-channel control

    Part Number: LP8556 Hi Sir The new project requires the use of RGB LEDs in a common anode configuration to control the brightness requirement (without color mixing functionality). Is it possible to use the LP8556 to integrate multi-channel control for…
    • Answered

  • LP8556: how to achieve 15 bit PWM dimming

    Resolved
    Part Number: LP8556 Hi Team, I see there is 12bit dimming REG, but how to achieve 15 bit PWM dimming? is it 12bit + 3 bit dithering? Thanks. BRs Given
    • Resolved

  • LP8556: eff data @ 2.7V Vin

    Part Number: LP8556 Hi Team, do we have eff data / curve @ 2.7V Vin? Thanks. BRs Given
    • Answered

  • LP8556: Please confirm LP8556SQ-E08/NOPB (WQFN) supports either I2C or PWM control

    Resolved
    Part Number: LP8556 Hello, This is a clarification to the post below: Relevant post: https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/946360/lp8556-lp8556-pwm-only/3497182?tisearch=e2e-sitesearch&keymatch=LP8556SQ…
    • Resolved

  • LP8556: Output Voltage

    Part Number: LP8556 Hello, Can you confirm the output voltage for LP8556? In the datasheet features this is listed as "7-V to 43-V". Further down the datasheet under Device Options Output voltage is listed for individual part numbers in smaller windows…

  • LP8556: Example code

    Part Number: LP8556 Hi Team, Do we have example code of LP8556 that can share to customer for further system development ? Best regards, Hardy

Didn't find what you are looking for? Post a new question.