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TLC5940QRHBREP - Texas Instruments

Description: Enhanced Product 16 Channel LED Driver With DOT Correction and Grayscale PWM Control

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TLC5940QRHBREP - Texas Instruments PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - TLC5940QRHBREP
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3D Models
TLC5940QRHBREP - Texas Instruments  - 3D model - Quad Flat No-Lead - TLC5940QRHBREP
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TLC5940QRHBREP Details

  • Manufacturer Part Number:

    TLC5940QRHBREP

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    QFN

  • Package Description:

    VQFN-32

  • Pin Count:

    32

  • 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 Channels:

    16

  • Number of Functions:

    1

  • Number of Segments:

    16

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    125 °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:

    12 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:

    AUTOMOTIVE

  • 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

TLC5940QRHBREP Frequently Asked Questions (FAQs)

  • The maximum frequency of the clock input is 25 MHz, but it's recommended to use a clock frequency between 10 kHz to 10 MHz for optimal performance.
  • To ensure proper initialization, the TLC5940QRHBREP requires a power-on reset (POR) pulse on the RST pin, followed by a clock pulse on the CLKIN pin. This sequence should be repeated after each power-up or reset.
  • The GSCLK pin is the grayscale clock input, which is used to update the grayscale data in the TLC5940QRHBREP. To use it, connect a clock signal to the GSCLK pin and ensure it's synchronized with the data on the SDI pin.
  • The TLC5940QRHBREP has a built-in thermal shutdown feature that activates when the junction temperature exceeds 150°C. To handle this, monitor the TSD pin, which goes low when the device enters thermal shutdown. Wait for the device to cool down before re-enabling it.
  • To minimize noise and ensure reliable operation, follow these layout and routing guidelines: keep the power and ground traces separate, use a solid ground plane, and route the clock and data lines away from noisy signals.

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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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