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TLC5941RHBR - Texas Instruments

Description: 16 Channel LED Driver with Dot Correction and Grayscale PWM Control

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TLC5941RHBR - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - RHB (S-PVQFN-N32)_1
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3D Models
TLC5941RHBR - Texas Instruments  - 3D model - Quad Flat No-Lead - RHB (S-PVQFN-N32)_1
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TLC5941RHBR Details

  • Manufacturer Part Number:

    TLC5941RHBR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Pin Count:

    32

  • Country Of Origin:

    Mainland China, Malaysia, Taiwan

  • 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:

    S-PQCC-N32

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    2

  • Multiplexed Display Capability:

    NO

  • Number of Functions:

    1

  • Number of Segments:

    16

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Characteristics:

    CONSTANT-CURRENT

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC32,.2SQ,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:

    1 mm

  • Supply Current-Max:

    60 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    5 V

  • Supply Voltage1-Max:

    5.5 V

  • Supply Voltage1-Min:

    3 V

  • Supply Voltage1-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    5 mm

  • fmax-Min:

    30 MHz

TLC5941RHBR Frequently Asked Questions (FAQs)

  • The maximum frequency of the clock input is 50 MHz. However, it's recommended to operate the device at a frequency of 20-30 MHz for optimal performance.
  • To ensure proper initialization, the device must be reset by pulling the RST pin low for at least 100 ns. After reset, the device must be configured by writing to the control registers and setting the grayscale and brightness values.
  • The GSCLK pin is the grayscale clock input that controls the grayscale counter. It is used to update the grayscale values of the LEDs. The frequency of the GSCLK pin determines the grayscale update rate.
  • The TLC5941RHBR has a built-in thermal protection feature that shuts down the device if it exceeds a certain temperature threshold. To handle this, ensure proper heat sinking and thermal design, and monitor the THERMAL_PROTECT pin to detect when the device has shut down due to overheating.
  • To minimize noise and ensure proper operation, it's recommended to follow a star topology for the LED connections, keep the power and ground planes separate, and use a solid ground plane to reduce noise and EMI.

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TLC5941RHBR 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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