LM1117MPX-1.8

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LM1117MPX-1.8

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Description

The LM1117MPX-1.8 is a low-dropout (LDO) linear voltage regulator designed to provide a stable 1.8V output. This component is part of the LM1117 series, known for its reliability in regulating voltage with a dropout of approximately 1.2V at full load. It can supply up to 800mA of output current, making it suitable for a variety of applications, including powering microcontrollers, sensors, and other low-power devices.
Operating with a wide input voltage range, the LM1117MPX-1.8 features internal current limiting and thermal shutdown for protection against overload or overheating. These features enhance its robustness and reliability in demanding environments. The device is commonly available in surface-mount packages, facilitating easy integration into printed circuit boards.
Its ease of use and efficiency make the LM1117MPX-1.8 an ideal choice for applications requiring a simple, cost-effective voltage regulation solution. Whether in consumer electronics, telecommunications, or industrial applications, this regulator is valued for its performance and durability.

Equivalent

The LM1117MPX-1.8 is a low dropout voltage regulator. Equivalent products include:
1. AMS1117-1.8 - by Advanced Monolithic Systems
2. LD1117-1.8 - by STMicroelectronics
3. MIC29150-1.8 - by Microchip Technology
4. NCP1117-1.8 - by ON Semiconductor
5. SPX1117-1.8 - by Exar Corporation
Ensure compatibility in terms of pin configuration, dropout voltage, current rating, and package type for your specific application.

Features

The LM1117MPX-1.8 is a low dropout voltage regulator that offers a fixed output of 1.8 volts. Key features include:
1. Low Dropout Voltage: It has a dropout voltage of 1.2V at 800mA of load current, which allows for efficient voltage regulation with minimal loss.
2. Output Current: This regulator is capable of supplying up to 800mA of output current.
3. Thermal Protection: It includes thermal shutdown and current limiting to prevent overheating and damage under overload conditions.
4. Stability: It requires only a small output capacitor for stability, making it suitable for use in compact and cost-effective designs.
5. Package Options: The LM1117MPX-1.8 comes in a SOT-223 package, which is suitable for surface-mount applications.
6. Operating Temperature Range: It operates over a temperature range of 0°C to 125°C, making it suitable for various environments.
7. Applications: It's commonly used in battery-powered devices, microcontroller-powered systems, and other electronics requiring a stable 1.8V supply.
These features make the LM1117MPX-1.8 a versatile choice for applications needing efficient and reliable voltage regulation at 1.8V.

Pinout

The LM1117MPX-1.8 is a low dropout voltage regulator with a fixed output voltage of 1.8V. It is packaged in a SOT-223, which is a 3-pin package. The pin functions are as follows:
1. Pin 1 (ADJ/GND): This is the ground pin. For the adjustable version of the LM1117, this pin can serve as an adjustment pin, but for the fixed 1.8V version, it is connected to ground.
2. Pin 2 (Output): This pin provides the regulated output voltage of 1.8V. It is where you connect the load that requires regulation.
3. Pin 3 (Input): This is the input pin where you connect the unregulated supply voltage. The input voltage must be higher than the output voltage by at least the dropout voltage for proper regulation.
The LM1117 series is known for its ability to provide a stable output with relatively low dropout voltage, making it suitable for applications requiring efficient voltage regulation close to the supply voltage.

Manufacturer

The LM1117MPX-1.8 is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. These are sold to electronics designers and manufacturers globally. The company is known for its significant contributions to the development of technologies in areas such as analog electronics, digital signal processing, and embedded processing. Texas Instruments operates in various sectors, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. They are recognized for their innovation in developing efficient power management chips, microcontrollers, and other electronic components that play a crucial role in a wide range of electronic applications. TI is also known for its educational and graphing calculators, which are widely used in schools and educational institutions worldwide.

Application

The LM1117MPX-1.8 is a low-dropout linear voltage regulator providing a fixed 1.8V output. Its application areas include powering microcontrollers, digital signal processors, and other digital circuits requiring a 1.8V supply. It's suitable for use in portable devices, telecommunications, networking equipment, and industrial instrumentation due to its high efficiency and low noise operation. The LM1117MPX-1.8 can also be used in applications requiring post-regulation of switching power supplies, and in battery-operated equipment for stable voltage output.

Package

The LM1117MPX-1.8 is a low dropout voltage regulator that comes in a SOT-223 package. This package type is designed for surface mount technology, providing efficient heat dissipation and compact size suitable for various electronic applications.

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