Texas Instruments

LM1117IMPX-3.3  

Linear & Switching Voltage Regulators

LM1117IMPX-3.3 Description

The LM1117IMPX-3.3 is a linear voltage regulator designed and manufactured by Texas Instruments. This device is part of the Linear & Switching Voltage Regulators category and is known for its fixed output voltage of 3.3V. It can handle an input voltage up to 15V and provides a maximum output current of 800mA. The device is designed with a single regulator and offers a positive output configuration. It consumes a maximum of 10mA of supply current and has a quiescent current of 5mA. The LM1117IMPX-3.3 is REACH unaffected, indicating compliance with European regulations concerning the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH). It operates with a power supply rejection ratio (PSRR) of 75dB at 120Hz, ensuring stable operation in noisy environments.

LM1117IMPX-3.3 Features

• Fixed Output Voltage: Provides a stable 3.3V output, ideal for applications requiring a consistent power supply.
• High Input Voltage Tolerance: Capable of withstanding up to 15V input, making it suitable for a wide range of power sources.
• Robust Current Handling: Delivers up to 800mA, catering to the needs of various electronic devices.
• Over Current and Over Temperature Protection: Enhances reliability and longevity by safeguarding against potential damage.
• Low Voltage Dropout: With a maximum dropout of 1.2V at 800mA, it maintains efficiency even under high load conditions.
• Surface Mount Technology: Facilitates integration into compact and space-constrained designs.
• Positive Output Configuration: Ensures compatibility with a broad spectrum of electronic circuits.

LM1117IMPX-3.3 Applications

The LM1117IMPX-3.3 is well-suited for applications where a stable 3.3V power supply is critical. Some specific use cases include:

• Portable Electronics: Powering low-voltage components in smartphones, tablets, and other handheld devices.
• Industrial Controls: Providing a reliable power source for microcontrollers and sensors in industrial automation systems.
• Telecommunications: Ensuring stable operation of communication equipment by supplying a consistent voltage.
• Automotive Electronics: Used in infotainment systems and sensor arrays within modern vehicles.

Conclusion of LM1117IMPX-3.3

The LM1117IMPX-3.3 from Texas Instruments stands out for its ability to deliver a fixed 3.3V output with high efficiency and reliability. Its robust design, featuring over current and over temperature protection, makes it an excellent choice for a variety of applications where a stable and consistent power supply is essential. With its positive output configuration and low voltage dropout, this regulator is a dependable component in the design of modern electronic systems.

LM1117IMPX-3.3 Documents

Download datasheets and manufacturer documentation for LM1117IMPX-3.3

Datasheets :

LM1117-N, 1117I Series