TLC59284DBQR

The TLC59284DBQR is a 16-channel constant-current LED driver IC designed for controlling LED brightness in display applications. It features a high-precision internal reference and PWM control, providing accurate and adjustable current levels for optimal LED performance.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• GND: Ground Connection
• VCC: Positive Power Supply
• SCLK: Serial Clock Input
• SDI: Serial Data Input
• LE: Latch Enable
• BLANK: Output Blank Enable
• OUT0-OUT15: Constant Current Outputs for LEDs

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the TLC59284DBQR IC for a visual representation.

Key Features

• 16-Channel LED Driver: Controls up to 16 LEDs with individual current control for precise brightness adjustment.
• Constant-Current Output: Provides stable current output for consistent LED performance.
• High-Precision Reference: Internal reference voltage ensures accurate current regulation.
• PWM Control: Pulse Width Modulation allows adjustable LED brightness levels.
• SPI Interface: Utilizes a simple serial interface for ease of control and configuration.
• Thermal Shutdown Protection: Includes thermal shutdown protection to prevent IC damage under high temperature conditions.

Note: For detailed technical specifications, please refer to the TLC59284DBQR datasheet.

Application

• LED Display Systems: Ideal for controlling LED brightness in display panels, signs, and lighting applications.
• Automotive Lighting: Suitable for automotive interior and exterior lighting systems requiring precise LED control.
• Decorative Lighting: Used in decorative lighting fixtures where adjustable brightness and color mixing are needed.

Functionality

The TLC59284DBQR is a versatile LED driver IC that enables precise control over LED brightness levels. It ensures optimal performance and uniform lighting in various display and lighting applications.

Usage Guide

• Power Supply: Connect VCC (Pin 2) to the positive supply voltage and GND (Pin 1) to ground.
• Data Input: Use the SCLK and SDI pins to clock in data for LED control.
• Output Control: Utilize the BLANK and LE pins for controlling output and latch enable functions.

Frequently Asked Questions

Q: Can the TLC59284DBQR drive RGB LEDs?
A: Yes, the TLC59284DBQR can drive RGB LEDs by independently controlling the current levels of each color channel.

Q: Is daisy-chaining possible with multiple TLC59284DBQR devices?
A: Yes, daisy-chaining multiple TLC59284DBQR ICs is achievable to control a larger number of LEDs in cascaded configurations.