Texas Instruments
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TLC5924RHBR
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TLC5924RHBR

Product Overview

Category

TLC5924RHBR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for driving LEDs (Light Emitting Diodes) in various applications.

Characteristics

  • TLC5924RHBR is a high-performance LED driver IC.
  • It can control up to 16 individual LEDs.
  • The IC operates with a wide supply voltage range, making it suitable for different power sources.
  • It offers adjustable current sinking capability for precise LED brightness control.
  • The TLC5924RHBR has built-in thermal shutdown protection to prevent overheating.

Package

The TLC5924RHBR is available in a small outline package (SOIC) with a heat sink pad for efficient heat dissipation.

Essence

The essence of TLC5924RHBR lies in its ability to drive and control multiple LEDs with precision and reliability.

Packaging/Quantity

The TLC5924RHBR is typically sold in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

  • Supply Voltage Range: 3V to 5.5V
  • Maximum Output Current per Channel: 120mA
  • Number of Channels: 16
  • Operating Temperature Range: -40°C to +85°C
  • Package Type: SOIC

Detailed Pin Configuration

The TLC5924RHBR features a 24-pin configuration. The pinout details are as follows:

  1. GND (Ground)
  2. OUT0 (LED Output 0)
  3. OUT1 (LED Output 1)
  4. OUT2 (LED Output 2)
  5. OUT3 (LED Output 3)
  6. OUT4 (LED Output 4)
  7. OUT5 (LED Output 5)
  8. OUT6 (LED Output 6)
  9. OUT7 (LED Output 7)
  10. OUT8 (LED Output 8)
  11. OUT9 (LED Output 9)
  12. OUT10 (LED Output 10)
  13. OUT11 (LED Output 11)
  14. OUT12 (LED Output 12)
  15. OUT13 (LED Output 13)
  16. OUT14 (LED Output 14)
  17. OUT15 (LED Output 15)
  18. VCC (Supply Voltage)
  19. GND (Ground)
  20. BLANK (Blanking Input)
  21. XLAT (Latch Clock Input)
  22. SCLK (Serial Clock Input)
  23. SIN (Serial Data Input)
  24. GND (Ground)

Functional Features

  • TLC5924RHBR provides individual control of each LED output.
  • It supports both serial and parallel data input modes.
  • The IC offers a blanking input for global brightness control.
  • It has a latch clock input for synchronized data transfer.
  • The built-in thermal shutdown protection ensures safe operation.

Advantages and Disadvantages

Advantages

  • Precise LED brightness control.
  • Wide supply voltage range for compatibility.
  • Thermal shutdown protection for safety.
  • Individual control of multiple LEDs.

Disadvantages

  • Limited maximum output current per channel.
  • Requires external components for operation.

Working Principles

The TLC5924RHBR operates by receiving serial or parallel data input, which determines the desired LED states. The IC then controls the LED outputs accordingly, providing the desired brightness levels. The blanking input allows for global brightness control, while the latch clock input synchronizes the data transfer to ensure accurate LED control.

Detailed Application Field Plans

The TLC5924RHBR finds applications in various fields where LED driving is required. Some potential application areas include:

  1. Automotive lighting systems
  2. Signage and display boards
  3. Consumer electronics (e.g., TVs, monitors)
  4. Industrial control panels
  5. Decorative lighting

Detailed and Complete Alternative Models

  1. TLC5924IPWR: Similar to TLC5924RHBR but in a different package (TSSOP).
  2. TLC5940RHBT: Offers more channels (16-bit) and grayscale control for advanced LED applications.
  3. MAX7219CNG: LED driver IC with serial interface and cascading capability.

These alternative models provide similar functionality and can be considered as alternatives to the TLC5924RHBR based on specific requirements.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של TLC5924RHBR בפתרונות טכניים

Sure! Here are 10 common questions and answers related to the application of TLC5924RHBR in technical solutions:

  1. Q: What is the TLC5924RHBR? A: The TLC5924RHBR is a 16-channel constant current LED driver with a built-in shift register.

  2. Q: What is the maximum output current of the TLC5924RHBR? A: The TLC5924RHBR can provide a maximum output current of 120 mA per channel.

  3. Q: Can the TLC5924RHBR be used to drive RGB LEDs? A: Yes, the TLC5924RHBR can be used to drive RGB LEDs by controlling the individual channels for each color.

  4. Q: How many TLC5924RHBR devices can be daisy-chained together? A: Multiple TLC5924RHBR devices can be daisy-chained together to control a larger number of LEDs. The exact number depends on the system requirements and the available microcontroller pins.

  5. Q: What is the input voltage range of the TLC5924RHBR? A: The TLC5924RHBR operates with an input voltage range of 3 V to 5.5 V.

  6. Q: Can the TLC5924RHBR be used with both common anode and common cathode LEDs? A: Yes, the TLC5924RHBR can be used with both common anode and common cathode LEDs by configuring the appropriate connections.

  7. Q: Does the TLC5924RHBR have thermal shutdown protection? A: Yes, the TLC5924RHBR has built-in thermal shutdown protection to prevent overheating.

  8. Q: Can the TLC5924RHBR be controlled using a microcontroller? A: Yes, the TLC5924RHBR can be easily controlled using a microcontroller through a serial interface.

  9. Q: What is the maximum clock frequency supported by the TLC5924RHBR? A: The TLC5924RHBR supports a maximum clock frequency of 30 MHz.

  10. Q: Can the TLC5924RHBR be used in automotive applications? A: Yes, the TLC5924RHBR is suitable for automotive applications as it can operate within the required temperature range and has ESD protection.

Please note that these answers are general and may vary depending on the specific application and requirements.