IS32LT3173-GRLA3-EB

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The IS32LT3173-GRLA3-EB is a module from ISSI\'s family of LED drivers that seeks to deliver power solutions for lighting applications. It offers current feedback, open-loop and closed-loop dimming for better regulation and control of LED brightness, in addition to achieving very low stand-by power consumption and high efficiency ratings. This module is designed to facilitate the development and integration of various applications within the home and office lighting markets.The IS32LT3173-GRLA3-EB is a highly integrated power solution that is suitable for driving a variety of LED configurations that features a synchronous buck PWM controller, a 16-bit switching control, an embedded power supply and a high efficiency buck converter. The built-in buck converter, combined with the external FETs, allows for accurate and efficient control, power conversion and regulation for constant current LED applications. It also features a high power LED driver and LED diagnosis with open-loop and closed-loop dimming capabilities. The module is also designed to reduce system design cost and size.The IS32LT3173-GRLA3-EB can be used with a range of LED types including white, RGB, RGBW and linear applications. It can deliver output currents of up to 2.5 Amps and supports a power supply range of 6V to 40V, making it suitable for a wide range of operating environments. Furthermore, the module provides a number of safety and protection features such as adjustable over voltage protection, adjustable over current protection and fault description outputs, ensuring reliable operation.In terms of working principle, the IS32LT3173-GRLA3-EB is based on ISSI\'s proprietary BuckBoost Synchronous PWM controller, which provides advantages such as a wide output voltage range, low standby power consumption and high efficiency. The module is also equipped with an Advanced Current Regulation (ACR) system, which is used to detect the output current and automatically adjust the output voltage and current accordingly. This provides highly accurate dimming control, resulting in a low ripple output and good power conversion efficiency.Overall, the IS32LT3173-GRLA3-EB module from ISSI is a high performance and efficient power solution that is well suited for a variety of LED applications in the home and office lighting markets. With its wide range of features, adjustable parameters and safety mechanisms, it provides an excellent platform to which lighting solutions can be designed and implemented.

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