Texas Instruments

LM1117IMP-ADJ/S1

LM1117IMP-ADJ/S1 Description

The LM1117IMP-ADJ/S1 is a high-performance, adjustable linear voltage regulator designed by Texas Instruments. This regulator is part of the Linear & Switching Voltage Regulators category and is ideal for a wide range of electronic applications requiring precise voltage control and high efficiency. The LM1117IMP-ADJ/S1 features a quiescent current of just 5 mA, making it suitable for low-power applications. It supports a maximum input voltage of 15V and can deliver a maximum output current of 800 mA, ensuring robust performance in operating various conditions.

The regulator's output voltage is adjustable, ranging from a minimum of 1.25V to a maximum of 13.8V, providing flexibility in design and adaptability to different circuit requirements. The LM1117IMP-ADJ/S1 is designed with a dropout voltage of 1.4V at 800 mA, which is relatively low compared to similar models, enhancing its efficiency and making it suitable for applications where input voltage is close to the desired output voltage.

LM1117IMP-ADJ/S1 Features

• Adjustable Output Voltage: The LM1117IMP-ADJ/S1 offers an adjustable output voltage range from 1.25V to 13.8V, providing designers with the flexibility to configure the regulator to meet specific application requirements.
• Low Dropout Voltage: With a maximum dropout voltage of 1.4V at 800 mA, this regulator maintains high efficiency even when the input voltage is close to the output voltage, making it ideal for battery-powered devices and other low-voltage applications.
• Current Limiting and Over-Temperature Protection: The regulator includes built-in current limiting and over-temperature protection features, ensuring safe operation and preventing damage to the device and connected circuits.
• Surface Mount Packaging: The LM1117IMP-ADJ/S1 is available in a surface-mount package, which is ideal for compact and high-density PCB designs, facilitating easier integration into modern electronic systems.
• ROHS3 Compliant: The regulator is ROHS3 compliant, ensuring that it meets the latest environmental standards and regulations, making it suitable for use in a wide range of industries.
• Moisture Sensitivity Level: The MSL rating of 1 (Unlimited) indicates that the device is not sensitive to, moisture reducing the risk of damage during manufacturing and storage processes.

LM1117IMP-ADJ/S1 Applications

The LM1117IMP-ADJ/S1 is suitable for a variety of applications due to its adjustable output voltage, low dropout voltage, and robust protection features. Some specific use cases include:

• Battery-Powered Devices: The low dropout voltage and adjustable output voltage make it ideal for applications where the input voltage may vary, such as in portable electronics and battery-powered devices.
• Power Supply Modules: The regulator's ability to deliver up to 800 mA output of current makes it suitable for use in power supply modules, where precise voltage regulation is required.
• Consumer Electronics: The compact surface-mount package and high efficiency make it a good fit for consumer electronics, where space is often limited and power efficiency is crucial.
• Industrial Control Systems: The built-in protection features and robust performance make it suitable for industrial control systems, where reliability and safety are paramount.

Conclusion of LM1117IMP-ADJ/S1

The LM1117IMP-ADJ/S1 from Texas Instruments is a versatile and high-performance linear voltage regulator that offers a range of technical advantages over similar models. Its adjustable output voltage, low dropout voltage, and robust protection features make it suitable for a wide range of applications, from battery-powered devices to industrial control systems. The surface-mount package and ROHS3 compliance further enhance its suitability for modern electronic designs. Overall, the LM1117IMP-ADJ/S1 is an excellent choice for designers looking for a reliable, efficient, and flexible voltage regulator solution.