LM317LIBP

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LM317LIBP application field and working principle

The LM317LIBP is a linear voltage regulator specifically designed for use in portable electronics based on modern smart phone and laptop technologies. It is a low-voltage, low-power regulator, and smaller than comparable regulators, making it a great choice for applications that place a premium on compact design. The device also features an overload protection circuit and reverse-polarity protection, making it more reliable than traditional regulators. Additionally, the device features a low power shutdown mode, allowing it to easily save power when it is not in use.

Application Fields

The LM317LIBP is well suited for applications in the portable electronics industry. Its low voltage and size make it an ideal choice for devices such as cell phones and digital cameras. The device is designed for use with 3.3 V, 2.5 V and 1.8 V power supply systems, and is compatible with up to 3.6 V devices. The device comes with an adjustable output voltage range of 0.8 V to 15.4 V, allowing for a wide range of applications in portable electronics. The adjustable output voltage also makes it suitable for use in automotive, industrial and medical applications.

Working Principle

The LM317LIBP is a linear voltage regulator that works by accepting a voltage input and supplying a constant output voltage. The regulator uses a reference voltage of 1.2 V plus an internal divider network to generate a stable output voltage. A set of series pass transistors regulates the output voltage to a fixed level. The voltage output is adjustable by changing the two resistors connected to the adjust terminal. The voltage output can be adjusted from 0.8 V to 15.4 V, making it suitable for a wide range of applications. The device also has an overload protection circuit that limits the maximum current that can flow through the device, as well as a reverse-polarity protection. The device also features a low power shutdown mode, allowing it to easily save power when it is not in use.

Conclusion

The LM317LIBP is an excellent choice for use in portable electronics. It is low-voltage and low-power, making it well-suited for applications in the portable electronics industry. The device comes with an adjustable output voltage that makes it suitable for a wide range of applications, including automotive, industrial and medical applications. The low power shutdown mode allows the device to easily conserve power when it is not in use, and the overload protection circuit and reverse-polarity protection make it a reliable choice for portable electronics.

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