ISL9008IENZ-T

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The ISL9008IENZ-T Voltage Regulator is a Linear PMIC (Power Management Integrated Circuit). It is a 3.3V buck regulator with integrated MOSFETs and internal compensation. It is suitable for a wide variety of applications ranging from battery powered handheld devices and consumer electronics to medical, industrial, and communication equipment. The device is specifically designed for low voltage and low noise applications, providing a high level of protection against overvoltage, overcurrent, and short circuits.

The ISL9008IENZ-T Voltage Regulator is designed to provide high efficiency and reliability while keeping power consumption low. It features a low quiescent current of 15μA, low output noise, and a wide input voltage range of 2.25V to 5.5V. The high-side and low-side MOSFETs are integrated within the package, reducing PC board layout complexity and cost. The thermal protection with overtemperature shutdown and power-good indicator provides an additional level of safety. The adjustable Soft-Start also keeps undesired inrush current small.

The ISL9008IENZ-T features a Flow-through architecture and circuitry that provides multiple layers of protection against overload, overvoltage, and short-circuit events. The internal compensation provides improved transient response and fast load step respectability. The resistor-programmable switching frequency and the adjustable soft-start ramp allow for flexibility when designing for a wide variety of applications. The device also features over-voltage, over-current, and thermal protection with overtemperature shutdown.

Input current limiting, output overvoltage protection with circuit disconnect, over-temperature protection with thermal shutdown and auto-recovery, and power-good indicator are all integrated into the device, providing further protection for the device and the system. The ISL9008IEN is available in a 3.00mm x 3.00mm, 10-pin MLPQ package.

The ISL9008IENZ-T is suitable for multiple power management applications, such as mobile and computing systems, automotive systems, system fan controllers, and industrial and communication systems. The device provides considerable power savings and improved system reliability, as well as reduced board complexity and cost.

The ISL9008IENZ-T voltage regulator works by using an input voltage and an output voltage to regulate current flow through an output. It uses a control circuit that adjusts the turn-on and the turn-off times of the buck control switch. This switch adjusts the voltage at the output of the device. The output voltage is maintained at a set level as determined by a feedback circuit comparing the output voltage to a reference voltage. When the output voltage is too high or too low, the control circuit adjusts the duty cycle of the switch to maintain the output voltage at the desired level.

The ISL9008IENZ-T voltage regulator is an ideal solution for a wide variety of power management applications. It provides a high level of protection, an efficient layout and low quiescent current. With its integrated MOSFETs and other features, the device is able to provide robust and reliable voltage regulation for a variety of applications.

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