A6276ELWTR-T

The A6276ELWTR-T is a 16-bit serial-input, constant-current latched LED driver IC designed for driving LEDs in display and signage applications. It features a high clock frequency and serial data transfer, making it ideal for controlling multiple LEDs with precise brightness levels.

Pinout

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

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

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the A6276ELWTR-T IC for a visual representation.

Key Features

• 16-Bit Constant-Current Output: Provides 16 constant-current outputs for driving individual LEDs with precise brightness control.
• High Clock Frequency: Supports high-speed serial data transfer and clock frequency, enabling rapid LED brightness adjustments.
• Latched Operation: Features latched output control, allowing the LEDs to hold their brightness levels without continuous data input.
• Wide Operating Voltage Range: Operates within a wide voltage range, making it suitable for various LED display applications.
• Thermal Shutdown Protection: Includes thermal shutdown protection to prevent damage due to overheating.
• Daisy-Chain Capability: Can be daisy-chained with multiple A6276ELWTR-T drivers for controlling a large number of LEDs.

Note: For detailed technical specifications, please refer to the A6276ELWTR-T datasheet.

Application

• LED Display Panels: Ideal for driving LEDs in display panels for message boards, scoreboards, and advertising screens.
• Signage Applications: Suitable for LED signage applications where precise control of individual LED brightness is required.
• Decorative Lighting: Used in decorative lighting solutions to create colorful and dynamic lighting effects.

Functionality

The A6276ELWTR-T is a versatile LED driver that allows for precise control of LED brightness levels through a serial interface. It is designed to simplify LED driving in various display and signage applications.

Usage Guide

• Power Supply: Connect VCC (Pin 1) to the positive power supply and GND (Pin 2) to ground.
• Data Input: Apply serial data to the SDI pin for controlling the brightness levels of individual LEDs.
• Latch Control: Use the LE (Latch Enable) pin to latch the data and update the LED outputs.

Frequently Asked Questions

Q: Can the A6276ELWTR-T drive RGB LEDs?
A: Yes, the A6276ELWTR-T can drive RGB LEDs by controlling the individual LED brightness levels for red, green, and blue components.

Q: Is thermal management necessary when using the A6276ELWTR-T?
A: It is recommended to monitor the temperature and ensure proper heat dissipation to prevent thermal issues, especially in high-brightness LED applications.