CAT4016VS-T2

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PMIC - LED Drivers are an array of power management integrated circuits and devices that provide efficient power solutions for driving LEDs. The CAT4016VS-T2 is an example of a PMIC - LED Drivers product that provides an integrated solution for driving high power LEDs, thereby saving board space and reducing cost. Specifically, it is suitable for driving white LEDs with high efficiencies of up to 93%, making it an ideal choice for applications such as lighting and signage.

The CAT4016VS-T2 features a high voltage buck LED driver IC with two adjustable current outputs, enabling LED lighting up to 10 W and multiple LED strings participating in a single power rail. It accepts a voltage input of 3 V to 18 V, making it capable of operating on various voltage levels at different temperatures. In addition, its high power efficiency provides low drop-out voltage and less power dissipation with a wide voltage range.

The working principle of the CAT4016VS-T2 revolves around its two constant current outputs. The first output is used to drive a single LED string at a nominal constant current level, while the second output is used to drive multiple LED strings that are independently set to different current levels. When the LED current is adjusted, the IC automatically adjusts its voltage to ensure the LED is driven at the desired current level. Furthermore, the CAT4016VS-T2 features over-temperature and over-voltage protection that ensure against potential device damage or malfunctions in extreme conditions.

The application areas of the CAT4016VS-T2 are myriad and include automotive lighting, general-purpose indoor/outdoor lighting and signboards. The device has built-in features such as dimming control, thermal compensation and power-saving modes, which make it suitable for different applications. In addition, it efficiently drives multiple strings of LEDs, allowing each string of LEDs to be dimmed independently. This is beneficial for applications such as truck warning LEDs, where independent dimming of the front and rear strings must be implemented.

In conclusion, the CAT4016VS-T2 is an advanced PMIC – LED Driver product from ON Semiconductor. It offers a host of features such as high-voltage buck LED driver, adjustable current outputs and thermal protection. It provides an ideal solution for driving white LEDs with high power efficiency, making it suitable for lighting and signage applications. Moreover, its over-temperature and over-voltage protection make it highly reliable and suitable for various applications.

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