ISL8120IRZ-T

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ISL8120IRZ-T is a power management integrated circuit (PMIC) device configured as a voltage regulator and DC-DC switching controller. It is designed to provide accurate, efficient and reliable regulation and power conversion for a wide variety of applications. This device provides excellent regulation accuracy under varying input and load conditions, and can be used to reliably power systems and subsystems across a wide range of operating conditions.

ISL8120IRZ-T features a 2.5 mOhm MOSFET gate driver, with a quiescent current of 8 μA maximum. The gate driver is designed to support switching at up to 4 MHz. The device also features output short circuit protection with automatic retry, as well as over-voltage/under-voltage protection. In addition, it offers a low external component count and a high degree of protection from input supply transients. The device is housed in a small 10-pin TDFN package with an ambient temperature range of 40°C to 125°C.

ISL8120IRZ-T is suitable for a variety of applications such as DC-DC converters, step-down DC-DC converters, low power point-of-load (POL) converters, power over Ethernet (PoE) systems and other DC isolation, voltage transformation and power source stabilization applications. Its programmable features such as AutoRetry and soft start further enhance its performance and reliability. With its flexible and feature-rich design, ISL8120IRZ-T is the ideal choice for power management and regulating systems.

The working principle of the ISL8120IRZ-T is straight forward. The device takes an input voltage, VIN, and converts it to an output voltage, VOUT, by means of a switched mode power supply (SMPS). The switching element of the SMPS is controlled by an on/off signal generated by the controller portion of the device. The controller is controlled by an internal oscillator, which drives the switching frequency of the switching element. Additionally, the internal oscillator can be over-riden by an external clock for applications that require a specific switching frequency. The controller also provides protection functions such as over-voltage and under-voltage protection and output short-circuit protection with AutoRetry. With its high degree of protection and regulation accuracy, the ISL8120IRZ-T is ideal for applications requiring good performance and reliability.

In conclusion, the ISL8120IRZ-T is a very versatile PMIC device that can be used in a variety of voltage regulation and DC-DC switching applications. It features a high level of protection, accurate regulation accuracy, and is housed in a compact 10-pin TDFN package. Its flexible design and feature-rich architecture make it an ideal choice for a wide range of power management and regulation applications.

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