NCL30083BDMR2G Integrated Circuits (ICs)

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LED (Light Emitting Diode) technology is one of the most rapidly growing areas of modern electronics. Used in a wide variety of applications, LEDs are becoming an increasingly popular form of lighting. The NCL30083BDMR2G, manufactured by ON Semiconductor, is a power management integrated circuit (PMIC) – LED driver chip. It is a monolithic controller with integrated dual switching regulators, a current source and a diagnostic engine.

The NCL30083BDMR2G is an ideal solution for devices that require high-efficiency, fast start-up and a reliable dimming range. It features an integrated 8-bit analog-to-digital converter (ADC), an integrated temperature sensor and a 95% power efficiency at a 0.5V to 2.6V operating voltage. The chip provides a fast ramp time of up to 1.2 microseconds, allowing for well-controlled dimming. It also supports dimming with pulse-width modulation (PWM) and supports both linear and logarithmic dimming.

The NCL30083BDMR2G is well-suited for applications that require precision LED dimming control. One possible use is LED lighting applications, such as LED ceiling lights. The chip’s integrated ADC allows it to accurately adjust the LED brightness to a desired level, while its choice of dimming curves allow for a greater range of customization. Additionally, the chip’s fast startup time of 1.2 microseconds helps prevent flickering in applications like large-scale video walls.

The NCL30083BDMR2G also offers a number of safety features. It can detect an over-temperature condition and enter a safe state if the junction temperature of the LEDs exceeds a programmed threshold. It also features an open-LED detection circuit that can detect if any of the LEDs connected to the chip has stopped working, allowing the chip to safely shut down. It also features undervoltage lockout and overvoltage protection as well as limit current protection, allowing for a more reliable LED control solution.

In summary, the NCL30083BDMR2G is an ideal solutions for LED control applications, such as LED lighting and video walls. It offers a wide range of features that make it well-suited for these applications, including fast startup time, precision dimming control, overvoltage and undervoltage protection, and open-LED detection. Together, these features make the NCL30083BDMR2G an excellent choice for a variety of LED control solutions.

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