ISL6225CAZA-T

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Applications:	Controller, DDR DRAM, SDRAM
Voltage - Input:	5 V ~ 24 V
Number of Outputs:	2
Voltage - Output:	0.9 V ~ 5.5 V
Operating Temperature:	-10°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	28-SSOP (0.154", 3.90mm Width)
Supplier Device Package:	28-SSOP/QSOP
Base Part Number:	ISL6225

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ISL6225CAZA-T is a digitally controlled low-dropout (LDO) regulator with high side MOSFET, designed for high current and wide input voltage applications. This MOSFET integrated LDO is capable of providing up to 2A of continuous current over a wide range of input voltage ranging from 4V to 40V. It is optimized for 2-cell Li-Ion battery powered or 5V USB powered input voltage applications. The ISL6225CAZA-T is capable of supplying up to 2A of output current while providing a wide range of adjustable output voltage, from 0.8V to 5V. It also includes a slew rate control function that ensures smooth transition of output voltage, especially during step-up and step-down operations. The under-voltage protection (UVLO) feature of the LDO prevents any short circuits from damaging the voltage regulator as it automatically shuts down when the input voltage falls below the pre-determined value. This feature also helps protect any other components connected to the same circuit from any damage due to accidental shorts. The ISL6225CAZA-T LDO is versatile and can be used in a variety of applications, as it is optimized for 2-cell Li-Ion battery powered and 5V USB powered applications. Its wide input voltage range and adjustable output voltage makes it suitable for use in many different applications, including portable USB powered devices, point-of-load voltage conversion applications, and mobile phone power management applications.The ISL6225CAZA-T features an accurate enable control, adjustable soft-start control, and a programmable over-current protection with automatic shut down. The user can also program the over-current protection level from 0mA to 2A. This makes the LDO extremely robust and reliable, allowing it to be used in applications where there is no room for error.Regarding the working principle of ISL6225CAZA-T, it is a voltage-controlled device that features a MOSFET as its main feature. When the input voltage is applied, it is converted into a control voltage which then controls the gate of the MOSFET. The source of the MOSFET is connected to the ground and the drain is connected to a resistor that is connected to the output current. The output current is then regulated by a feedback resistor that regulates the control voltage which then regulates the gate of the MOSFET. Thus, the output current is regulated accordingly. In addition, the ISL6225CAZA-T includes a slew rate control function that ensures smooth transition of output voltage, especially during step-up and step-down operations. This enables clean, efficient, and stable voltage regulation in the system.The ISL6225CAZA-T has been designed to be cost-effective, reliable, and efficient, making it a great option for applications requiring efficient power management and regulation. It is a great choice for those who need an accurate, robust, and reliable voltage regulator for their system.

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