ISL9021AIRUKZ-T

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The ISL9021AIRUKZ-T is a Linear voltage regulator supply and is used in PMIC or Power Management Integrated Circuit applications. It is a low cost, low noise, ultra-small solution and is suitable for a range of industrial and embedded applications.The ISL9021AIRUKZ-T operates from input voltages of 3.3V to 40V and offers a wide output voltage range of 0.8V to 16V for user selectable currents up to 2.6A. It operates on a dual-mode architecture, delivering an efficient and quiet working environment. It has built-in over current and thermal protection, ensuring reliable operation. Its RoHS compliant design further adds to its utility and value.In operation, the ISL9021AIRUKZ-T utilizes a proprietary linear regulator architecture, which provides a low output voltage ripple and noise, with transient response suitable for most applications. The amplifier operates by using two transistor current-limiting circuits that sense errors and control transconductance. This ensures that the output stage is not overloaded under any condition.The ISL9021AIRUKZ-T also features advanced features such as SoftStart, which helps to reduce inrush current by gradually ramping up the output voltage over time, while another feature called Dropout monitoring continuously monitors the output voltage, allowing designers to set their own threshold level for reset or shut down. The device also includes integrated protection features against too much heat, over-current, and short circuit.In order to ensure stability under varying conditions, the ISL9021AIRUKZ-T uses automatic frequency compensation (AFC) and an internal voltage feedback loop. This helps to ensure that the output voltage remains within a very tight range, even when input voltage, load current, or temperature vary. It also keeps the noise and output instability to a minimum.Overall, the ISL9021AIRUKZ-T is an extremely versatile solution that can be utilized in a range of low-power applications. Its wide input and output voltage range, low-noise, and intelligent protections make it ideal for applications such as automotive, portable electronics, integrated circuit design, industrial and embedded systems.

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