A6276ELW-T

The A6276ELW-T is a 16-bit serial-input constant-current LED sink driver IC, designed for controlling LED displays and lighting applications. It features a serial interface for easy communication with microcontrollers, making it ideal for implementing color mixing and dynamic lighting effects.

Pinout

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

• GND: Ground Connection
• VCC: Positive Power Supply
• SDI: Serial Data Input
• LE: Latch Enable
• CLK: Serial Clock Input
• GE: Global Output Enable
• Q0-Q15: Constant-Current Outputs for LED Control

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the A6276ELW-T IC for a visual representation.

Key Features

• 16-Bit Constant-Current LED Driver: Provides 16 constant-current outputs for controlling individual LEDs or LED segments.
• Serial Interface: Allows easy daisy-chaining of multiple drivers for controlling large LED arrays.
• PWM Dimming: Supports pulse-width modulation dimming for adjusting LED brightness levels.
• Global Output Enable: Enables or disables all LED outputs simultaneously for power-saving control.
• High Efficiency: The A6276ELW-T offers high efficiency in driving LEDs, reducing power consumption and heat generation.

Note: For detailed technical specifications, please refer to the A6276ELW-T datasheet.

Application

• LED Displays: Ideal for driving LED displays in signs, scoreboards, and decorative lighting applications.
• Architectural Lighting: Suitable for creating dynamic lighting effects in architectural and entertainment lighting designs.
• Color Mixing: Used in applications requiring precise control of RGB LEDs for color mixing and changing effects.

Functionality

The A6276ELW-T is designed to provide accurate current regulation for driving LEDs, enabling smooth dimming and color control in lighting applications.

Usage Guide

• Power Supply: Connect VCC (Pin 2) to the positive power supply and GND (Pin 1) to ground.
• Input Control: Use the serial interface (SDI, LE, CLK) to send data to the driver for controlling LED currents.
• Output Connections: Connect the constant-current outputs (Q0-Q15) to the respective LED anodes or cathodes for brightness control.

Frequently Asked Questions

Q: Can the A6276ELW-T be cascaded for driving larger LED arrays?
A: Yes, multiple A6276ELW-T drivers can be daisy-chained together to control a larger number of LEDs in a cascaded configuration.

Q: Is the A6276ELW-T suitable for automotive lighting applications?
A: The A6276ELW-T can be used in automotive lighting applications with proper thermal management for efficient LED driving in automotive environments.