A6276SLWTR

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The A6276SLWTR is a multi-channel LED driver device that is part of the PMIC - LED Drivers family. This device is designed to provide efficient, robust, and accurate LED driver solutions to designers looking to reduce design complexity and lower system cost. Featuring built-in current regulation and protection, the A6276SLWTR ensures accuracy and reliability in LED application without the need for additional components.

The A6276SLWTR is available in different package types and has a few built-in features to aid system performance, including:

• Integrated High-Accuracy Current-Regulated Outputs
• Linear or PWM dimming capability
• Integrated Thermal Protection
• Integrated Transistor Protection Circuit
• Quad-Color LED Driver

The A6276SLWTR provides the user with a wide range of features to optimize its LED driver performance, including precision current limit, output protection and thermal protection. These features provide superior LED performance even in the most demanding applications.

The A6276SLWTR is suitable for many different types of applications including automotive, industrial, consumer medical, and any other device requiring accurate and robust LED control. It is ideal for applications where multiple LED channels are used, such as automotive headlight and tail light systems, ambient lighting for consumer electronics, or illumination for consumer appliances.

Application Field and Working Principle

The A6276SLWTR offers two of the most important functions in an LED driver circuit: current regulation and protection. The current regulation feature utilizes an integrated voltage-controlled current source that can be programmed for either linear or pulse-width modulation (PWM) current control. This feature allows the user to configure the brightness of the LED channel without any complicated current regulation circuitry.

The onboard protection circuitry helps protect the A6276SLWTR from thermal overload, overvoltage, and other electrical dangers. Thermal overload protection is especially important when the LED driver is subjected to higher-than-normal temperatures and needs to shut down in order to prevent damage to the LED and the circuit. Overvoltage protection ensures that the LED driver remains safe in the presence of high voltages, while the integrated transistor protection circuit helps prevent any short-circuiting and other electrical hazards.

The A6276SLWTR is an easy-to-implement and cost-effective solution for all types of LED driver applications. With its integrated features, it is ideal for designers looking for high-accuracy, robust, and reliable LED driver solutions.

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