LP38842SX-1.5

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Introduction

LP38842SX-1.5 is a high performance linear voltage regulator from LTC (Linear Technology Corporation). It is the most versatile and popular voltage regulator in the market that offers the highest quality and reliability. The LP38842SX-1.5 is suitable for a wide range of applications, including telecommunications, industrial, medical, and automotive. It is also used in many consumer applications, such as battery-operated products, audio and video equipment, LCD displays, and computer systems. The LP38842SX-1.5 is available in 3 terminal configuration and is available in a surface-mount package.

Application Field

LP38842SX-1.5 is a versatile and highly reliable voltage regulator which is suitable for a wide range of applications. It offers low dropout operation, wide input voltage range, low noise, high accuracy and fast response time. It is designed to operate with a wide input voltage range from 1.5V to 40 V and provide a precise output voltage of 5V. The LP38842SX-1.5 is ideal for the industrial, medical and automotive, as well as consumer applications such as audio and video equipment and LCD displays. It is also used in many telecommunications applications.

Working Principle

The LP38842SX-1.5 operates on the principle of linear regulation. The circuit uses a transistor with a constant current mirror for the output stage, and a voltage reference for setting the output voltage. The circuitry is designed to operate with a wide input voltage range from 1.5V to 40 V, and can deliver an output current up to 500mA. The high output current capability and low dropout operation of the LP38842SX-1.5 makes it an ideal choice for high current and low voltage applications.

The LP38842SX-1.5 includes a thermal overload protection circuit that prevents damage to the regulator in the case of an overcurrent condition. It also includes a reversed voltage protection and a current overload protection. The reverse current protection prevents current flow in reverse direction, thus protecting the regulator from being damaged due to reverse voltage. The current overload protection limits the output current to the specified maximum value, thus preventing the regulator from being damaged by an excessive load current.

The LP38842SX-1.5 is also equipped with an advanced on-time control circuit. This circuit controls the output current so that it does not exceed the programmed limit, thus eliminating the risk of circuit overload. The advanced on-time control also ensures that the output voltage remains stable, even when the input voltage varies.

Conclusion

The LP38842SX-1.5 from LTC (Linear Technology Corporation) is a high performance linear voltage regulator which is suitable for a wide range of applications. It operates on the principle of linear regulation and is able to provide a precise output voltage of 5V. The LP38842SX-1.5 features a wide input voltage range, low noise, high accuracy and fast response times. It also includes a thermal overload protection circuit and a reversed current protection circuit. The advanced on-time control circuit also ensures that the output voltage remains stable, even when the input voltage varies.

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