The L79L05ACZ from STMicroelectronics is a fixed-output voltage regulator designed to offer a robust solution for managing stable 5V power supply in various electronic applications. This regulator is part of the L79 series and is well-suited for circuits that require a steady 5V DC voltage, especially when the input voltage is significantly higher.

Key Features

• Output Voltage: Fixed at -5V, making it ideal for negative power supply applications.
• Output Current: Capable of providing up to 100mA of output current.
• Package: Housed in a TO-92 package, it is designed for through-hole mounting, which simplifies the integration into a wide range of electronic circuits.
• Thermal Overload Protection: Ensures that the device remains safe from damage due to excessive power dissipation and temperature rise.
• Short Circuit Protection: Offers built-in protection against short circuits, adding a layer of security to your electronic designs.
• Low Dropout Voltage: The regulator operates efficiently with a minimal difference between the input and output voltages, which helps to reduce power losses.

Applications

The L79L05ACZ is versatile and can be employed in a broad range of applications. It is particularly useful in negative supply modules for various analog and digital circuits, including:

• Operational amplifiers
• Signal processing equipment
• Audio applications
• Instrumentation
• Automotive electronics

With its reliable performance and built-in protection features, the L79L05ACZ is an excellent choice for designers looking for a dependable negative voltage regulator. Its ease of use and robustness make it a staple component in power management solutions.