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TLC5955DCAR - Texas Instruments

Description: 48ch, 16bit PWM LED Driver with Dot-Correction, Brightness Control, Open/Short Detection

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TLC5955DCAR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DCA (R-PDS0-G56)
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TLC5955DCAR - Texas Instruments  - 3D model - Small Outline Packages - DCA (R-PDS0-G56)
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TLC5955DCAR Details

  • Manufacturer Part Number:

    TLC5955DCAR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    HTSSOP-56

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Data Input Mode:

    SERIAL

  • Display Mode:

    SEGMENT

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    R-PDSO-G56

  • JESD-609 Code:

    e4

  • Length:

    14 mm

  • Moisture Sensitivity Level:

    3

  • Multiplexed Display Capability:

    YES

  • Number of Channels:

    48

  • Number of Functions:

    1

  • Number of Segments:

    48

  • Number of Terminals:

    56

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    CONSTANT-CURRENT

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HTSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    29 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Supply Voltage1-Max:

    5.5 V

  • Supply Voltage1-Min:

    3 V

  • Supply Voltage1-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    6.1 mm

  • fmax-Min:

    25 MHz

TLC5955DCAR Frequently Asked Questions (FAQs)

  • The maximum frequency of the clock input is 25 MHz, but it's recommended to keep it below 10 MHz for reliable operation.
  • The TLC5955DCAR has a built-in thermal shutdown feature that turns off the device when it overheats. To handle this, ensure good thermal design, use a heat sink if necessary, and implement a thermal monitoring system to detect and respond to overheating events.
  • To minimize noise and ensure reliable operation, it's recommended to use a star topology for the power supply pins, with separate traces for VCC, GND, and VPRG. Keep the power supply traces short and wide, and use decoupling capacitors close to the device.
  • The TLC5955DCAR uses a 12-bit grayscale data format. To program the grayscale data, use a 12-bit binary number, where the most significant bit (MSB) represents the highest intensity and the least significant bit (LSB) represents the lowest intensity. The device will then use this data to set the brightness of the LEDs.
  • The OUTGRP pin is used to group multiple TLC5955DCAR devices together to control a larger number of LEDs. It allows the devices to be cascaded, enabling the control of up to 128 LEDs with a single serial interface.

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TLC5955DCAR 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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