TLC59281RGET

Product Overview

Category: Integrated Circuit (IC)

Use: The TLC59281RGET is a high-performance LED driver IC designed for controlling and driving LEDs in various applications.

Characteristics: - High output current capability - Wide input voltage range - Low power consumption - Excellent thermal performance - Easy integration with microcontrollers - Flexible control options

Package: The TLC59281RGET is available in a small outline package (TSSOP) with 24 pins, making it suitable for space-constrained designs.

Essence: This IC serves as a crucial component in LED lighting systems, enabling precise control and efficient driving of LEDs.

Packaging/Quantity: The TLC59281RGET is typically sold in reels or tubes, containing a specified quantity of ICs per package.

Specifications

• Supply Voltage Range: 3V to 5.5V
• Output Current per Channel: Up to 120mA
• Number of Channels: 8
• Maximum Clock Frequency: 30MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TLC59281RGET features the following pin configuration:

1. GND (Ground)
2. VCC (Supply Voltage)
3. SDA (Serial Data Input)
4. SCL (Serial Clock Input)
5. OE (Output Enable)
6. OUT0 (LED Output 0)
7. OUT1 (LED Output 1)
8. OUT2 (LED Output 2)
9. OUT3 (LED Output 3)
10. OUT4 (LED Output 4)
11. OUT5 (LED Output 5)
12. OUT6 (LED Output 6)
13. OUT7 (LED Output 7)
14. VDD (Power Supply for Outputs)
15. VDD (Power Supply for Outputs)
16. VDD (Power Supply for Outputs)
17. VDD (Power Supply for Outputs)
18. VDD (Power Supply for Outputs)
19. VDD (Power Supply for Outputs)
20. VDD (Power Supply for Outputs)
21. VDD (Power Supply for Outputs)
22. GND (Ground)
23. GND (Ground)
24. GND (Ground)

Functional Features

• Serial interface for easy integration with microcontrollers
• Individual LED brightness control
• Built-in thermal shutdown protection
• Output enable/disable function for power management
• Daisy-chainable for controlling multiple TLC59281RGET ICs in cascade

Advantages and Disadvantages

Advantages: - High output current capability allows driving of high-power LEDs - Wide input voltage range enables compatibility with various power sources - Low power consumption contributes to energy efficiency - Excellent thermal performance ensures reliable operation - Easy integration with microcontrollers simplifies system design - Flexible control options provide versatility in LED lighting applications

Disadvantages: - Limited number of channels (8) may not be sufficient for complex LED configurations - Requires external components for proper operation, increasing overall system cost

Working Principles

The TLC59281RGET operates by receiving serial data and clock signals from a microcontroller through the SDA and SCL pins. It then processes this data to control the brightness of individual LEDs connected to its output pins. The built-in thermal shutdown protection ensures safe operation by preventing overheating.

Detailed Application Field Plans

The TLC59281RGET finds extensive use in various LED lighting applications, including: - Automotive lighting systems - Signage and display boards - Backlighting for LCD panels - Architectural and decorative lighting - Industrial equipment indicators - Gaming machines and amusement park attractions

Detailed and Complete Alternative Models

1. TLC59282RGET: Similar to the TLC59281RGET, but with 16 channels instead of 8.
2. TLC5940RGET: Offers 16 channels and additional features like grayscale control and error detection.
3. MAX7219CNG+: A different LED driver IC with 8 channels and integrated display multiplexing capabilities.

These alternative models provide options for different channel requirements and additional functionalities based on specific application needs.

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