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TLC5928RGER
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TLC5928RGER

Product Overview

Category

TLC5928RGER belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for driving LED displays and lighting applications.

Characteristics

  • TLC5928RGER is a high-performance, 16-channel constant current sink driver.
  • It operates with a wide supply voltage range of 3V to 5.5V.
  • The device can sink up to 45mA per channel, making it suitable for driving medium to large-sized LED displays.
  • TLC5928RGER offers excellent thermal performance due to its thermal shutdown and overtemperature protection features.
  • It supports both dot correction and grayscale control, allowing precise control over LED brightness levels.

Package

TLC5928RGER is available in a small-outline integrated circuit (SOIC) package.

Essence

The essence of TLC5928RGER lies in its ability to efficiently drive LED displays and lighting systems by providing constant current sinking capabilities.

Packaging/Quantity

This product is typically sold in reels containing 2500 units.

Specifications

  • Supply Voltage Range: 3V to 5.5V
  • Number of Channels: 16
  • Maximum Current per Channel: 45mA
  • Package Type: SOIC
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. GND (Ground)
  2. OUT0 (Channel 0 Output)
  3. OUT1 (Channel 1 Output)
  4. OUT2 (Channel 2 Output)
  5. OUT3 (Channel 3 Output)
  6. OUT4 (Channel 4 Output)
  7. OUT5 (Channel 5 Output)
  8. OUT6 (Channel 6 Output)
  9. OUT7 (Channel 7 Output)
  10. OUT8 (Channel 8 Output)
  11. OUT9 (Channel 9 Output)
  12. OUT10 (Channel 10 Output)
  13. OUT11 (Channel 11 Output)
  14. OUT12 (Channel 12 Output)
  15. OUT13 (Channel 13 Output)
  16. OUT14 (Channel 14 Output)
  17. OUT15 (Channel 15 Output)
  18. VCC (Supply Voltage)

Functional Features

  • Constant current sinking for driving LED displays and lighting applications.
  • Wide supply voltage range allows compatibility with various systems.
  • Dot correction and grayscale control enable precise brightness adjustment.
  • Thermal shutdown and overtemperature protection ensure reliable operation.

Advantages and Disadvantages

Advantages

  • High-performance driver for LED displays and lighting systems.
  • Supports dot correction and grayscale control for precise brightness adjustment.
  • Wide supply voltage range enhances compatibility.
  • Excellent thermal performance due to thermal shutdown and overtemperature protection.

Disadvantages

  • Limited to constant current sinking applications.
  • May not be suitable for low-power LED devices.

Working Principles

TLC5928RGER operates by receiving control signals from a microcontroller or other control circuitry. It converts these signals into constant current sinking outputs, which are then used to drive the LEDs in a display or lighting system. The device incorporates dot correction and grayscale control features, allowing for precise adjustment of LED brightness levels. Additionally, it includes thermal shutdown and overtemperature protection mechanisms to ensure safe and reliable operation.

Detailed Application Field Plans

TLC5928RGER finds extensive use in various applications, including: 1. LED matrix displays 2. LED signage 3. Automotive lighting systems 4. Decorative lighting 5. Backlighting for LCD panels 6. Architectural lighting

Detailed and Complete Alternative Models

  1. TLC5940RGER: Similar to TLC5928RGER but with 16-channel constant current sink/source capability.
  2. MAX7219CNG: 8-digit LED display driver with serial interface.
  3. HT16K33: I2C-controlled LED driver with keyscan functionality.

These alternative models offer similar functionalities and can be considered as substitutes for TLC5928RGER in specific applications.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av TLC5928RGER i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of TLC5928RGER in technical solutions:

  1. Q: What is TLC5928RGER? A: TLC5928RGER is a high-current LED driver IC that can control up to 16 channels of LEDs.

  2. Q: What is the maximum current per channel that TLC5928RGER can handle? A: TLC5928RGER can handle a maximum current of 120 mA per channel.

  3. Q: Can TLC5928RGER be used with both common anode and common cathode LEDs? A: Yes, TLC5928RGER can be used with both common anode and common cathode LEDs.

  4. Q: How many TLC5928RGER ICs can be cascaded together? A: Multiple TLC5928RGER ICs can be cascaded together to control more than 16 channels of LEDs.

  5. Q: What is the communication interface used by TLC5928RGER? A: TLC5928RGER uses a serial interface (SPI) for communication with a microcontroller or other devices.

  6. Q: Can TLC5928RGER dim the LEDs? A: Yes, TLC5928RGER supports individual channel brightness control, allowing you to dim the LEDs.

  7. Q: What is the supply voltage range for TLC5928RGER? A: The supply voltage range for TLC5928RGER is typically between 3.3V and 5.5V.

  8. Q: Does TLC5928RGER have built-in thermal shutdown protection? A: Yes, TLC5928RGER has built-in thermal shutdown protection to prevent overheating.

  9. Q: Can TLC5928RGER be used in automotive applications? A: Yes, TLC5928RGER is suitable for automotive applications as it can operate in a wide temperature range.

  10. Q: Are there any evaluation boards or reference designs available for TLC5928RGER? A: Yes, Texas Instruments provides evaluation boards and reference designs to help with the implementation of TLC5928RGER in various applications.

Please note that these answers are general and may vary depending on the specific requirements and use cases. It's always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.