The L78L33ACZ from STMicroelectronics is a highly reliable, 3.3V fixed-output voltage regulator designed to offer a simple and efficient solution for applications requiring up to 100mA of output current. This regulator is part of the L78L series, which is known for its ease of use and robust performance in a wide array of electronic devices.

Key Features

• Output Voltage: Provides a precise 3.3V output, making it suitable for low power logic and microcontroller circuits.
• Output Current: Capable of delivering up to 100mA, which is sufficient for small-scale applications.
• Thermal Overload Protection: Ensures the device remains safe even under conditions of excessive power dissipation.
• Short Circuit Protection: Offers safety and reliability by protecting the device and the circuit from potential damage due to short circuits.
• NOADJ Design: As a fixed voltage regulator, it requires no external components for voltage adjustment, simplifying the design and reducing the bill of materials.
• Wide Operating Conditions: Functions efficiently across a broad range of operating temperatures and input voltages.

Applications

The L78L33ACZ is versatile and can be used in a multitude of applications, including:

• Battery-powered devices
• Consumer electronics
• Microcontroller systems
• Portable instrumentation
• Linear power supplies

Package and Quality

Encased in a TO-92 package, the L78L33ACZ is not only compact but also offers a robust design that is well-suited for through-hole PCB mounting. STMicroelectronics adheres to stringent quality control measures, ensuring that each voltage regulator meets the highest quality and performance standards.

Conclusion

With its fixed 3.3V output, reliable protection features, and ease of integration, the L78L33ACZ voltage regulator from STMicroelectronics is an excellent choice for designers looking to create stable and safe power supplies for their low-power electronic projects.