ISL97634ART26Z-TK

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ISL97634ART26Z-TK is a low power LED driver integrated circuit (IC), and it can be classified into PMIC (Power Management Integrated Circuits) - LED Drivers. The purpose of the ISL97634ART26Z-TK is to provide constant current drive, PWM dimming and brightness control to drive a single-channel LED.

The ISL97634ART26Z-TK features a low shutdown current, low quiescent current, and it is capable of driving LEDs up to 26V with a maximum output current of 100mA. It has a small 3x3mm, 10-pin QFN package, and comes with an integrated control circuit, which supports both digital PWM and analog dimming, as well as local brightness adjustment.

The ISL97634ART26Z-TK supports a wide input voltage range from 4.5V to 26V, and was designed for applications where several LEDs are connected in parallel. It contains an internal over-temperature protection, which is used to protect the LEDs from overheating and to provide a long life span. The IC can also be used in car headlights, commercial lighting, and many other lighting applications.

The ISL97634ART26Z-TK features a buck-boost architecture, and has an internal voltage loop feedback which regulates an internal reference voltage to provide constant current. The integration of the LED drive and LED current regulation eliminates the need for an external sense resistor, thus reducing the total system cost.

The ISL97634ART26Z-TK includes a dimming input, which supports both digital PWM and analog dimming. The analog dimming can be used in applications such as light dimmers and intensity control, while the digital PWM dimming can be used to achieve a range of levels of brightness from full brightness to off.

In addition to analog and digital dimming, the ISL97634ART26Z-TK supports local brightness adjustment using a digital or analog input. This is useful for applications such as LED backlights, LED wallpacks and LED streetlight fixtures. It also supports a wide range of LED driving voltages, from 4.5V to 26V, allowing it to be used in a variety of LED configurations.

Overall, the ISL97634ART26Z-TK is a versatile, low power LED driver IC, suitable for a wide range of applications. It features a wide input voltage range, low quiescent current, and integrated dimming control, making it ideal for applications such as commercial lighting, car headlights, and other light applications.

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