ISL6442IAZ-TK

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The ISL6442IAZ-TK is a highly advanced linear and switching voltage regulator from Intersil Corporation. It is part of the company’s Intelligent System-on-Chip (I-SoC) product lineup, which includes advanced microprocessor and power management integrated circuits.

The ISL6442IAZ-TK is specifically designed for notebook and PC notebooks, as well as a wide range of embedded systems. It features a wide 2.9V-14V input range and provides 1.5A current output. It is a very advanced and efficient power regulator, with advanced features such as thermal shutdown and undervolt protection, adjustable current limit, and a low influence on EMI.

In addition to providing a wide input voltage range, the ISL6442IAZ-TK is designed to deliver voltage regulation with a high accuracy and low ripple even in the presence of high switching frequencies. The device also features an intelligent 30MHz oscillator and burst mode control, which help to reduce supply ripple, and provides a significant saving in power consumption. The device offers full protection from short circuit, overvoltage and overcurrent as well as thermal overload.

The ISL6442IAZ-TK linear and switching voltage regulator is ideal for use in any system that requires reliable and efficient power management. It is also applicable for use in a wide range of embedded systems, notebooks and PC notebooks. The device’s adjustable current limit, thermal shutdown and undervolt protection provides the user with a much needed safety factor.

The working principle behind this power regulator is relatively simple. The ISL6442IAZ-TK consists of four basic components; a power switch, an output control circuit, a voltage reference, and an internal oscillator. The power switch controls the output voltage by controlling the current through the external load. The output control circuit provides the appropriate control signal for the amplifier stage, which contains the voltage reference. This voltage reference provides the stable level of voltage reference needed to maintain the well-regulated output voltage. The oscillator is used to provide a fixed frequency for the switching of the power switch. This action is what produces the voltage output.

In addition, the ISL6442IAZ-TK also uses an external clock source to precisely control the switching frequency. By easily tuning the external clock source, the output voltage ripple can be optimally controlled and thus improved system efficiency and reduced noise. The current limit and thermal protection features allow the user to safely push the device to its highest performance.

In summary, the Intersil ISL6442IAZ-TK linear and switching voltage regulator offers advanced features, like adjustable current limit, thermal shutdown and undervolt protection, which make it the ideal choice for a wide range of applications. By combining high efficiency and low ripple voltage regulation, the ISL6442IAZ-TK provides a reliable and efficient power management solution for notebooks, PC notebooks, and embedded systems.

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