LT1764ET#PBF

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The LT1764ET#PBF is a type of voltage regulator, specifically a linear regulating device. This device is part of the LT1764 family, which includes the LT1764ET, the LT1764A, and the LT1764AB, all of which offer high efficiency, low noise performance, and a 4A peak current capability. The LT1764ET#PBF is particularly well-suited for applications that require high accuracy, low noise, and lower quiescent current.

Overview of LT1764ET#PBF

The LT1764ET#PBF is a family of low noise, high efficiency, and low quiescent current linear voltage regulators. This device is a monolithic integrated circuit with a rugged 4A peak current capability and excellent load and line regulation performances. It\'s designed to operate with an input voltage range of 3V to 45V, and it can deliver an output voltage ranging from -15V to +15V. This device operates at 125 kHz and features low quiescent current and an excellent noise performance of less than 50µV RMS.

Application Field of LT1764ET#PBF

This device can be used in many applications that require high accuracy, low noise, and lower quiescent current, such as industrial and general purpose applications, instrumentation, test equipment, portable electronics, and communications. It has applications in the power supply design of battery-operated equipment, and its wide input voltage range makes it suitable for applications in a variety of environments. The device also has applications in the power management of distributed power systems, automotive power systems, and switch mode power supplies.

Working Principle of LT1764ET#PBF

The LT1764ET#PBF has a low dropout architecture, allowing it to maintain excellent regulation even at very low input voltages. It\'s designed for use with an external filter to minimize output noise. This device operates using an internal current limiter, the “MOSFET,” which prevents it from over-drawing too much current from the power supply and helps to protect the device from over-temperature conditions. It\'s also equipped with thermal and current-limited protection against short-circuiting and over-current conditions.

The LT1764ET#PBF is designed to provide highly accurate output voltage and minimal output noise, even in applications with varying load currents and power supplies. The device is designed to operate with a maximum input of 45V, and can deliver an output voltage ranging from -15V to +15V. The device features a low dropout architecture, allowing it to maintain excellent regulation even at very low input voltages, making it ideal for applications in varying environments and conditions.

Conclusion

The LT1764ET#PBF is an efficient, low noise, and low quiescent current linear voltage regulator ideal for a variety of applications, including those that require high accuracy, low noise, and lower quiescent current. It has a wide input voltage range, excellent load and line regulation, and is protected against short-circuiting and over-current conditions. It is particularly well-suited for applications in battery-operated equipment, automotive power systems, and distributed power systems.

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