XR46084EHTR-ADJ Integrated Circuits (ICs)

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The XR46084EHTR-ADJ is a highly integrated LED driver PMIC solution that enables efficient design of LED lighting systems. It is specifically designed for applications requiring adjustable output current, such as LED backlighting and general lighting.

The XR46084EHTR-ADJ is optimized for use with a wide variety of LED configurations, including single LED strings, multiple LED strings in series and parallel, and LED arrays. It offers an adjustable LED driving current from 5mA to 500mA, and supports a wide 6V-50V input voltage range. It is highly efficient, with a current mode control topology that provides up to 94% power efficiency. The device features a wide no-load voltage range to allow the LED to be dimmed to its lowest possible level, and it has a low standby current of 2µA to minimize power consumption when the system is off.

The XR46084EHTR-ADJ is also designed to be easy to use and robust, with built-in protection features such as short-circuit, over-temperature, and overcurrent protection. The device has no external components required, and can support up to a maximum of 600V AC/DC voltage. The device also supports various programming methods including PWM and analog dimming. The device meets both UL8750 and IEC/EN 60598 safety requirements.

The XR46084EHTR-ADJ has several features and protection functions to enable efficient LED lighting design. It has a temperature range of -40°C to +85°C, and supports up to +20V LED driving voltage. The device also features a 4V to 50V input voltage range, and features adjustable LED current from 5mA to 500mA. To ensure system reliability and stability, the device also features overvoltage, overcurrent, and thermal shutdown protection. The device also has a start/restart voltage function, to reduce light output flicker when dimming.

In terms of applications, the XR46084EHTR-ADJ is applicable for use in LED lighting systems for automotive and industrial lighting applications. It is ideal for applications in signage and architectural lighting, as well as intelligent lighting systems. The device’s wide input voltage and current range, plus its adjustable programming capabilities, makes it suitable for use in a wide range of lighting applications. It is also ideal for use in applications where low power consumption and low light output flicker is required.

In terms of its working principle, the XR46084EHTR-ADJ uses current mode control to make a highly efficient LED driver. The device’s output current will be adjusted according to the brightness required, and the available voltage. The device features a voltage regulator, which will maintain a constant voltage and will adjust the output current to the desired level. The device also features current sensing, which allows the current flowing through the LEDs to be accurately determined.

Overall, the XR46084EHTR-ADJ is a highly efficient and reliable LED driver PMIC that enables efficient design of LED lighting systems. It offers adjustable output current from 5mA to 500mA, and supports a wide 6V-50V input voltage range. It is also highly efficient, with a current mode control topology that provides up to 94% power efficiency. The device is applicable for use in LED lighting systems for automotive and industrial lighting applications, and it has a wide range of protection functions for reliable performance. In terms of its working principle, the XR46084EHTR-ADJ uses current mode control to maintain a constant output current, and to accurately adjust the output current according to the brightness required.

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