MCP1755S-1802E/DB

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The MCP1755S-1802E/DB is a low-dropout, positive voltage regulator that can provide a constant voltage for microprocessor control systems and other analog/digital circuits. This particular family of Linear Voltage Regulators are low-power, low-noise, and supply voltages up to 18v. This article will provide an overview of the application field, features, and working principle of the MCP1755S-1802E/DB linear voltage regulator.

Application Field

The MCP1755S-1802E/DB linear voltage regulator is designed to provide steady and accurate voltages in a wide range of applications. It can be used to regulate voltages up to 18v, including voltages as low range as 3V. These features make it a powerful choice for microprocessor control systems and other analog/digital circuits. It can be used on single and multiple power supplies, such as automotive, industrial, communication, and embedded application systems.

The MCP1755S-1802E/DB is specifically designed to provide power with low dropout, low noise, and low quiescent current via its own driver, making it a viable choice for linear regulated power supplies. The device is capable of running at low temperatures and high humidity, making it a strong candidate for use in extreme environments. In addition, the MCP1755S-1802E/DB is capable of providing an accurate output voltage over a wide range of input voltages, making it ideal for high-voltage applications.

Features

The MCP1755S-1802E/DB is designed with the following features which make it suitable for many applications:

• 6-pin SOT-23 package
• Low dropout
• Low quiescent current
• Low noise
• Wide input voltage range
• Output voltage precision of ±1% accuracy
• Over-voltage protection
• Over-temperature protection
• Low ESR output capacitor
• High ripple rejection

These features make the MCP1755S-1802E/DB suitable for a variety of applications, such as power supplies for industrial and consumer electronics, embedded applications, and automotive systems.

Working Principle

The MCP1755S-1802E/DB is a low-dropout, positive voltage regulator which supplies voltages up to 18v. The device works by allowing a current to flow through a sensing and regulating loop when the output voltage of the device (Vo) differs from its desired output voltage (Vr). When Vo is different from Vr, the voltage difference causes a current to flow to the internal error amplifier and the current regulator. The current regulator then adjusts the current through the pass device, controlling the output voltage.

The output voltage is determined by the voltage reference, error amplifier and external resistors. The external resistors allow the user to adjust the output voltage to the desired level. The line regulation is determined by the accuracy of the voltage reference and the error amplifier, and the load regulation is determined by the internal resistance of the pass device and the output capacitor.

The MCP1755S-1802E/DB has built-in protection features such as over-voltage protection, over-temperature protection, and output short-circuit protection. The device also has a low ESR output capacitor, which helps to reduce output ripple and ensure an accurate voltage output. The device is capable of providing low noise, low power dissipation, and accurate voltage regulation.

Conclusion

The MCP1755S-1802E/DB is a low-dropout, positive voltage regulator which can provide steady and accurate voltage for microprocessor control systems, analog devices, and other digital circuits. It can provide voltages up to 18v and offers a wide input voltage range, low dropout, low noise, and low quiescent current. The output voltage can be easily adjusted with external resistors, providing accuracy as well as high ripple rejection. The device also has several built-in protection features, including over-voltage protection and over-temperature protection. This product is a powerful choice for power regulation in high-voltage applications, as well as a variety of industrial, communication, and embedded applications.

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