LT317AT#PBF

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The LT317AT#PBF is a linear voltage regulator designed for applications within the 35V-40V range. Developed by Linear Technology, it offers an adjustable output voltage from 0.8V to 37V, and has built-in protection features including thermal overload protection and current limiting. The voltage regulator is also capable of providing a high output current up to 3A. The device is tiny and space saving due to its DF12 footprint, making it an attractive choice for a wide variety of applications.

This voltage regulator is commonly used in applications such as automotive systems, rechargeable battery backups, on-board DC/DC converters, industrial control systems, and voltage monitoring and control circuit designs. Its benefits include a wide adjustable voltage input range, low output voltage ripple, low noise, and fast transient response. The regulator is also equipped with short circuit protection, making it suitable for use with inductive loads. In addition, it offers superior thermal performance and can withstand temperatures ranging from 40 °C to +85 °C.

Working Principle

The LT317AT#PBF Linear Voltage Regulator works by generating a highly stable DC voltage from an AC or DC input source. It uses a series of individual transistors to conduct current from the input source when required, and to load the regulator with current. This current is then modulated by the current limit circuit, which regulates the voltage output of the device. The device also includes feedback loops that track the input voltage and adjust the output voltage accordingly. This ensures that the output is always kept at the specified value, no matter how much the input current changes.

The linear voltage regulator is relatively easy to set up and use. It is capable of providing a wide adjustable output range, which makes it suitable for use in a variety of applications. Furthermore, its small footprint makes it an ideal solution for tight spaces. Overall, the LT317AT#PBF Linear Voltage Regulator is a reliable and efficient solution for applications that require a wide adjustable voltage range and a current of up to 3A.

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