S-1312A30-A4T2U3

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The S-1312A30-A4T2U3 is a linear voltage regulator IC (PMIC), fabricated using Toshiba\'s proprietary CMOS technology. It is suitable for use in a wide range of applications such as computing, communication, consumer, automotive and industrial equipment. The IC consists of internal capacitors and a maximum output current of 300mA. The device features a 3V to 15V input voltage range, an adjustable 2.5V to 13V output voltage range, a low dropout voltage, an adjustable current limit, an enable pin and an over-temperature protection circuit.

Features

• 3V to 15V input voltage range
• Adjustable 2.5V to 13V output voltage range
• 300mA maximum output current
• Low dropout voltage
• Adjustable current limit
• Enable pin
• Over-temperature protection circuit

Application Areas

The S-1312A30-A4T2U3 is suitable for applications in fields such as computing, communication, consumer, automotive and industrial equipment. It can be used in devices such as notebook computers, desktop computers, digital cameras, mobile phones, PDAs, modems, motor controllers and automotive ECUs. Its primary application involves voltage regulation for power supplies.

Working Principle

The S-1312A30-A4T2U3 is a linear voltage regulator IC that uses N-channel MOSFETs as switching elements. The IC features an internal switch to cut off the current flow when the output voltage exceeds the maximum rating. The device also includes an enable pin, which allows the user to turn the IC on or off. The voltage regulator has two main components, a reference voltage and an error amplifier. The reference voltage is determined by an external resistor and is used to compare the output voltage to the voltage input. The error amplifier monitors the output voltage, and when it drops below the reference voltage, it increases the current to the output to maintain the desired level.

The S-1312A30-A4T2U3 also features over-temperature protection circuitry to protect the device from damage caused by excessive temperatures. This protection circuit senses the temperature of the device and shuts down the device if the temperature exceeds the maximum rating. The device also features an adjustable current limit to prevent overloading, which can damage or destroy the device.

Conclusion

The S-1312A30-A4T2U3 is a linear voltage regulator IC suitable for use in a wide range of applications. It features a 3V to 15V input voltage range, an adjustable 2.5V to 13V output voltage range, a maximum output current of 300mA, a low dropout voltage, an adjustable current limit, an enable pin and an over-temperature protection circuit. The device can be used in computing, communication, consumer, automotive and industrial equipment, and its primary application involves voltage regulation for power supplies.

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