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LP8556SQX-E08/NOPB - Texas Instruments

Description: LED Driver IC 4 Output DC DC Regulator Step-Up (Boost) PWM Dimming 50mA 24-WQFN (4x4)

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LP8556SQX-E08/NOPB - Texas Instruments - PCB symbol
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LP8556SQX-E08/NOPB - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RTW0024A_2023
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LP8556SQX-E08/NOPB - Texas Instruments - 3D model - Quad Flat No-Lead - RTW0024A_2023
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LP8556SQX-E08/NOPB Details

  • Manufacturer Part Number:

    LP8556SQX-E08/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Data Input Mode:

    SERIAL

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    S-PQCC-N24

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Multiplexed Display Capability:

    NO

  • Number of Channels:

    6

  • Number of Functions:

    1

  • Number of Segments:

    12

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -30 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC24,.16SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max:

    3.65 mA

  • Supply Voltage-Max:

    20 V

  • Supply Voltage-Min:

    2.7 V

  • Supply Voltage-Nom:

    12 V

  • Surface Mount:

    YES

  • Temperature Grade:

    OTHER

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    4 mm

  • fmax-Min:

    1.25 MHz

LP8556SQX-E08/NOPB Frequently Asked Questions (FAQs)

  • Texas Instruments provides a recommended PCB layout in the LP8556 application note (SLVAUH7) that includes thermal vias and heat sinks to ensure optimal thermal performance.
  • Texas Instruments provides a backlight configuration tool (LP8556 Config Tool) that helps engineers configure the LP8556 for their specific backlight application, including setting the LED current, dimming frequency, and other parameters.
  • The LP8556 is rated for operation from -40°C to 85°C, but it's recommended to derate the device's performance at higher temperatures to ensure reliability and prevent thermal shutdown.
  • Yes, the LP8556 is designed to work with a variety of LED types, including high-brightness LEDs and RGB LEDs. However, the device's performance may vary depending on the specific LED characteristics, and additional design considerations may be necessary.
  • Texas Instruments provides a troubleshooting guide (SLVAUH8) that helps engineers identify and resolve common issues with the LP8556, including LED flicker, dimming problems, and thermal shutdown.

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LP8556SQX-E08/NOPB Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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