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TLC5943PWP - Texas Instruments

Description: 16-bit ES-PWM with 7-bit Device Level Brightness Control

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TLC5943PWP - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PWP (R-PDSO-G28)_2
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TLC5943PWP - Texas Instruments  - 3D model - Small Outline Packages - PWP (R-PDSO-G28)_2
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TLC5943PWP Details

  • Manufacturer Part Number:

    TLC5943PWP

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SSOP

  • Pin Count:

    28

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Data Input Mode:

    SERIAL

  • Input Characteristics:

    STANDARD

  • Interface IC Type:

    LED DISPLAY DRIVER

  • JESD-30 Code:

    R-PDSO-G28

  • JESD-609 Code:

    e4

  • Length:

    9.7 mm

  • Moisture Sensitivity Level:

    2

  • Multiplexed Display Capability:

    NO

  • Number of Functions:

    1

  • Number of Segments:

    16

  • Number of Terminals:

    28

  • 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 Equivalence Code:

    TSSOP28,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

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

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    50 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:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

  • fmax-Min:

    30 MHz

TLC5943PWP Frequently Asked Questions (FAQs)

  • The maximum frequency of the clock input is 30 MHz, but it's recommended to keep it below 20 MHz for reliable operation.
  • The TLC5943PWP has a built-in thermal shutdown feature that turns off the device when it overheats. To handle this, you can monitor the TSD (Thermal Shutdown) pin, which goes low when the device is in thermal shutdown. You can also implement a thermal management system to reduce the device's temperature.
  • The GSCLK pin is used to clock in the grayscale data for the LEDs. It's essential to ensure that the GSCLK frequency is at least 24 times the frequency of the SCLK (Serial Clock) pin to maintain proper grayscale operation.
  • The TLC5943PWP has a built-in 12-bit grayscale control feature. You can control the brightness of the LEDs by sending grayscale data through the SDI (Serial Data Input) pin. The device also supports PWM (Pulse-Width Modulation) dimming, which can be achieved by modulating the GSCLK signal.
  • The maximum current rating for each LED output is 60 mA. However, it's recommended to keep the current below 50 mA to ensure reliable operation and to prevent overheating.

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TLC5943PWP 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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Part Image TLC5943PWPRG4 Texas Instruments

LED Driver, 16-Segment, PDSO28