S-1112B15PI-L6ATFU

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The S-1112B15PI-L6ATFU is a ultra-low drop-out (LDO) linear voltage regulator, belonging to the family of PMIC (Power Management ICs). This IC is specially designed to provide a stable output voltage over a wide input supply range, with a typical dropout voltage of 0.8V at 1A output current. The S-1112B15PI-L6ATFU has a wide operating temperature range of -40 to +125 °C and provides a fixed output voltage of 1.5V with a maximum output current of 1A. It is offered in a miniature SOT-23-5 package.

S-1112B15PI-L6ATFU has wide application fields, especially for being able to provide a highly regulated output voltage over a wide input voltage range. It is used in portable electronics, personal digital assistances, computer peripherals and other devices in which low standby current is important. It is also used in industrial control and data collection systems, where high accuracy of output voltage is essential. This IC is especially suitable for applications powered by small batteries, such as handheld portable devices that require a stable output voltage in a wide temperature range.

The S-1112B15PI-L6ATFU has a simple working principle. It combines a PNP pass transistor and a voltage reference to provide an output voltage that is precisely regulated over a wide input voltage range. The voltage reference must be connected a bypass capacitor to ensure stability and accuracy of the output voltage. The PNP transistor is used to provide current control and regulation of the output voltage. The voltage on the reference input pin is compared to the output voltage to achieve regulation, and the pass transistor is adjusted accordingly to maintain the desired output voltage.

The S-1112B15PI-L6ATFU is an ideal choice for applications requiring an ultra-low dropout linear voltage regulator. It has a wide input voltage range, which allows it to be used in applications with small batteries, and it is also capable of supplying a large capacitive load. The S-1112B15PI-L6ATFU is designed to optimize performance and reliability in a wide range of operating conditions and environmental conditions. It is a highly reliable solution for many power management applications.

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