ISL21080CIH315Z-TK

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The ISL21080CIH315Z-TK is a precision voltage reference IC (PMIC-Voltage Reference) produced by Intersil Corporation. This device provides an extremely dynamic and stable voltage reference, with an accuracy of ±0.1%. The wide supply voltage range makes it applicable for a variety of applications. This IC also provides a low operating temperature drift rate of 0.05ppm/°C, which significantly improves the accuracy of measurement. Additionally, the device offers a fast response time of less than 15 microseconds, providing speedy output. The IC is also designed to help minimize external component count and cost.

The ISL21080CIH315Z-TK offers multiple advantages for the user in various implementation fields. It is most commonly used for measurement and control applications, such as in industrial systems, process controls, and medical instrumentation. The device also provides a precise reference voltage for testing or calibrating transducers. Moreover, the IC may be used for regulating the power supply voltage in power conditioning systems. It can also be used for monitoring various parameters in analog-to-digital converters and digital-to-analog converters. Finally, the IC is also useful for providing a battery level indicator.

The working principle of the ISL21080CIH315Z-TK is based on the use of replenishing current sources to generate a precise reference voltage. The current sources are created using several transistors and metal-oxide-semiconductor field-effect transistor (MOSFET) devices. These devices each have a control voltage which is used to adjust the proper reference voltage. The control voltage is set by the user, or it can be programmed externally. The device then maintains the reference voltage with low temperature drifts, making it a very precise device for various applications. The device also uses an internal comparator to ensure that the reference voltage is maintained by the replenishing current sources via an internal feedback loop.

The ISL21080CIH315Z-TK is a low cost, single 5-volt precision voltage reference IC, suitable for low power applications. With its wide supply voltage range, fast response time, accurate reference voltage and low temperature drift rate, this IC provides a number of advantages that make it a valuable choice for various implementations.

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