S-1721A3318-I6T1U

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The S-1721A3318-I6T1U is a type of linear voltage regulator, a device used to maintain a voltage at a steady and constant level in an application environment. As an example of linear regulation, the S-1721A3318-I6T1U is used to control the voltage supply in computer systems, consumer electronics and communication equipment. It\'s designed specifically to regulate the voltage supply to a microprocessor and its associated integrated circuits, providing stable power and preventing any unexpected disruption from over- or under-voltage.

When a load is connected across the terminals of an S-1721A3318-I6T1U linear voltage regulator, the output voltage is regulated and maintained at a constant level regardless of the load current. The regulator adjusts the output voltage by controlling the amount of current flowing through the resistor network connected to the input voltage. The output voltage of the voltage regulator is equal to the sum of the voltage drops across the various resistors.

The S-1721A3318-I6T1U requires a minimum input voltage of 8.5V and a maximum of 23V, and has a maximum output current of 800mA. It is a three-terminal regulator, meaning it is composed of an input terminal, a ground terminal, and an output terminal. The input terminal is where the power is supplied to the device, and the output terminal is where the regulated DC voltage is obtained. The output voltage is maintained at a nominal value of 3.15V with a temperature coefficient of 10 mV/°C.

The S-1721A3318-I6T1U has an on-chip power limiting resistor and thermal shut-down circuit, both of which are used to protect the device from exceeding safe operating conditions. The limiting resistor bypasses the power when the current reaches a predetermined level, while the thermal shut-down circuit disengages the regulator when the chip temperature rises above its maximum safe operating temperature.

The S-1721A3318-I6T1U linear voltage regulator is used in a wide range of applications, from PCs and tablets to GPS systems and medical equipment. Its ability to maintain a constant output voltage regardless of input variations makes it an ideal choice for powering applications requiring a stable, low-noise power supply. Its on-chip power limiting and temperature-protection features ensure that the device is well-protected from power surges and extreme temperatures, making it an ideal choice for applications in which reliability is critical.

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