Texas Instruments

LM397MFX

The LM397MFX is a linear voltage regulator manufactured by Texas Instruments. It is designed to provide a stable output voltage from an input voltage source, with a fixed output voltage of 5V.

Description:

The LM397MFX is a small, surface-mount package that is designed for use in a variety of electronic circuits. It is a linear regulator, which means it uses a transistor to control the flow of current from the input voltage source to the output voltage. This allows it to provide a stable output voltage, even if the input voltage varies.

Features:

• Fixed output voltage of 5V
• Low dropout voltage (less than 2V)
• Low quiescent current (less than 1mA)
• Wide input voltage range (3V to 28V)
• Short circuit protection
• Thermal overload protection
• Small surface-mount package (SOT-23)

Applications:

The LM397MFX is commonly used in a variety of electronic circuits, including:

• Power supply circuits
• Battery-powered devices
• Voltage regulation for microcontrollers and other integrated circuits
• Voltage regulation for sensors and other analog circuits

Overall, the LM397MFX is a reliable and efficient voltage regulator that is well-suited for a wide range of applications. Its small size and low quiescent current make it ideal for use in portable and battery-powered devices, while its wide input voltage range and short circuit protection make it a versatile choice for a variety of electronic circuits.