The LD2982AM33R is a high-performance, low-dropout voltage regulator from STMicroelectronics, designed to provide a stable and reliable power supply in a wide range of electronic applications. This voltage regulator offers a fixed output voltage of 3.3V, making it an ideal choice for powering 3.3V logic devices, microcontrollers, and other digital circuits that require a precise voltage level.

Key Features

• Low Dropout Voltage: The LD2982AM33R boasts a low dropout voltage, ensuring efficient operation even when the input voltage is close to the output voltage. This feature makes it suitable for battery-powered devices where maximizing battery life is crucial.
• High Accuracy: With an output voltage accuracy of ±1%, this regulator provides a stable voltage supply, which is critical for sensitive electronic components that demand consistent power to operate correctly.
• Current and Thermal Limiting: Built-in current limiting and thermal shutdown features protect the device and the application circuit from damage due to excessive current or overheating, enhancing the overall reliability of the system.
• Low Quiescent Current: The LD2982AM33R is optimized for low quiescent current, making it an energy-efficient choice for portable and battery-operated devices, where power conservation is a priority.

Applications

The versatility of the LD2982AM33R allows it to be utilized in a variety of applications, including but not limited to:

• Mobile phones and personal digital assistants (PDAs)
• Battery-powered devices and portable electronics
• Microcontroller power supply
• Consumer electronics
• Automotive applications

Package Information

The LD2982AM33R is available in an SOT-23-5 package, which is a small and compact surface-mount package. This packaging allows for efficient use of board space, making it a suitable choice for space-constrained applications.

Conclusion

With its combination of low dropout performance, high accuracy, and protective features, the LD2982AM33R from STMicroelectronics is a reliable and efficient solution for a wide range of power regulation needs. Its small footprint and low power consumption make it an excellent choice for designers looking to optimize their power management solutions in compact and portable devices.