The LD33C from STMicroelectronics is a highly reliable 3.3V fixed-output voltage regulator, designed to offer a simple and efficient solution for managing power requirements in a wide range of electronic applications. This linear voltage regulator is capable of delivering up to 800mA of output current, making it an excellent choice for moderate power needs.

Key Features

• Output Voltage: Precisely regulated 3.3V output, ideal for powering 3.3V logic in microcontrollers, sensors, and other digital circuits.
• Output Current: Capable of sourcing up to 800mA, suitable for a variety of applications from low to moderate power consumption.
• Thermal Overload Protection: Ensures the device remains safe and functional even under conditions that could lead to overheating.
• Short Circuit Protection: Provides robustness and reliability by protecting the regulator and the connected components from potential damage due to short circuits.
• Low Dropout: The LD33C features a low dropout voltage, which allows it to maintain a stable output even when the input voltage is close to the output voltage.

Applications

The versatility of the LD33C makes it suitable for a diverse range of applications, including:

• Consumer Electronics
• Portable Devices
• Microcontroller Power Supply
• Peripheral Power Supply

Package and Availability

The LD33C voltage regulator is available in multiple package options, including TO-220, TO-252 (DPAK), and SO-8, providing flexibility in design for space-constrained applications. Its robust design ensures long-term reliability, while the widespread availability through STMicroelectronics and authorized distributors makes it easy to source for both prototyping and mass production.

Conclusion

With its combination of fixed output voltage, sufficient current capability, and protective features, the LD33C from STMicroelectronics is a solid choice for designers looking to ensure stable power delivery in their electronic projects. Its wide availability and variety of packages offer convenient integration into diverse hardware designs.