ISL6261IR7Z-T

Series:	Robust Ripple Regulator™ (R3)
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Applications:	Converter, Intel IMVP-6
Voltage - Input:	5 V ~ 21 V
Number of Outputs:	1
Voltage - Output:	0.3 V ~ 1.5 V
Operating Temperature:	-40°C ~ 100°C
Mounting Type:	Surface Mount
Package / Case:	48-VFQFN Exposed Pad
Supplier Device Package:	48-QFN (7x7)
Base Part Number:	ISL6261

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ISL6261IR7Z-T is a special purpose voltage regulator manufactured by Intersil Corporation. It is a low power and extremely low-cost voltage regulator that can be used in a wide range of applications. It is capable of generating a 1.2V to 5V output voltage and has a maximum current of 0.5A. The device has a very high efficiency of up to 80%, which is much higher than other voltage regulators in the same category.The ISL6261IR7Z-T is designed to be used in applications where a high current load is required and the output voltage needs to be highly accurate. These applications include but are not limited to motor control, solar, LED lighting, and automotive systems. The device is also very well suited for battery-powered systems, as it can operate with a very low quiescent current of only 30µA.When discussing the working principle of the device, it is important to note that it employs a two-stage topology. This topology is based on two stage switching and current-mode control. The first stage is an uncalibrated buck-mode regulator and the second stage is a precision shunt regulator. The device switches between these two stages in order to achieve an accurate and stable output voltage.The device achieves high accuracy by using a voltage monitoring pin which can be used to detect slight voltage variations and make corrections accordingly, making the device extremely stable. Additionally, the device includes several protection features, such as undervoltage lockout and thermal shutdown, which ensure the safety of the system being powered by the device.Overall, the ISL6261IR7Z-T is a highly efficient and low-cost voltage regulator which is extremely well suited for a wide range of applications. The two stage topology and closed loop voltage feedback make it an ideal choice for applications that require high accuracy and low power consumption. The addition of protection features makes it a reliable and safe option for any design.

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