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TLC5943PWPR - Texas Instruments

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

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TLC5943PWPR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PWP-29
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TLC5943PWPR - Texas Instruments  - 3D model - Small Outline Packages - PWP-29
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TLC5943PWPR Details

  • Manufacturer Part Number:

    TLC5943PWPR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SSOP

  • Package Description:

    HTSSOP-28

  • 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

TLC5943PWPR Frequently Asked Questions (FAQs)

  • The maximum frequency of the clock input is 50 MHz, but it's recommended to keep it below 20 MHz for reliable operation.
  • To ensure accurate and stable LED current, make sure to use a high-quality external resistor (RREF) and keep the voltage supply (VCC) stable. Also, ensure that the device is operated within the recommended temperature range.
  • The OUTGRP pin is used to group multiple TLC5943 devices together to control a large number of LEDs. It allows the devices to be connected in a daisy-chain configuration, enabling the control of up to 48 LEDs.
  • The TLC5943 has a built-in thermal shutdown protection feature that shuts down the device if it overheats. To handle this, ensure good thermal design and heat dissipation, and consider using a thermal monitoring circuit to detect and respond to overheating conditions.
  • For optimal performance, keep the power supply lines (VCC and GND) separate from the signal lines, and use a solid ground plane to reduce noise and electromagnetic interference (EMI). Also, keep the clock and data lines short and away from noisy signals.

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TLC5943PWPR 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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