LM27966SQ

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The LM27966SQ LED driver is a multi-channel LED driver specifically designed to drive high brightness LED applications. It is a member of the PMIC-LED Drivers family, providing the utmost performance and flexibility in LED lighting control. The LM27966SQ offers both linear and constant current control with a wide range of voltage and current settings to provide the best control and power management for any LED lighting application. With an input voltage range from 4.5 to 15 V, two high-side and three low-side outputs, and a 1. actuation range, the LM27966SQ is perfect for high-power lighting applications, such as automotive and architectural lighting.

The LM27966SQ is the first driver in its class to feature a buck-boost converter, offering improved power conversion efficiency from input to output and more flexibility in lighting designs. The LM27966SQ buck-boost converter is also designed to easily switch between single-end and split-rail applications. When used in single-end applications, the circuit’s high-side enable allows the user to easily turn on and off the output as desired.

The LM27966SQ also provides a wide range of current settings, allowing the user to easily select a current level that is suitable for their application and Watts requirements. With its integrated current sensing, the LM27966SQ is capable of accurately delivering the desired current to the load. Additionally, the LM27966SQ has integrated thermal protection, over-voltage protection, over-current protection, and short-circuit protection, giving the user complete peace of mind when driving large LED arrays.

The LM27966SQ’s circuit also provides adjustable PWM frequency for dimming, allowing the user to select the best PWM frequency for their LED lighting application. Additionally, the LM27966SQ provides for two adjustable constant current values, allowing the user to customize the current levels for their LED array. As an added bonus, the LM27966SQ is also capable of providing pulse-width dimming control, which is perfect for applications such as light curtains and wall washers.

The LM27966SQ is the perfect driver for any LED lighting application. It is designed to offer excellent performance and flexibility, while providing protection and customization features to ensure a safe and reliable LED lighting experience. With its integrated buck-boost converter, current sensing, and adjustable PWM frequency and constant current settings, the LM27966SQ is the ideal LED driver for any high-power LED lighting application.

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