The LD2979M28TR from STMicroelectronics is a highly precise, low-dropout voltage regulator that offers a stable 2.8V output voltage, making it an ideal solution for sensitive electronic applications. This voltage regulator is designed to maintain a consistent voltage level, ensuring the reliable operation of microcontrollers, sensors, and other ICs that require a stable power supply.

Key Features

• Low Dropout: With its low dropout performance, the LD2979M28TR can operate with a very small difference between the input and output voltage, which is essential for battery-powered devices where efficiency is critical.
• High Accuracy: The output voltage is guaranteed to be within ±1% of its nominal value at 25°C, which provides a precise voltage supply for sensitive components.
• Output Current: Capable of delivering up to 500 mA of output current, this voltage regulator can support a wide range of applications.
• Thermal Protection: The LD2979M28TR includes thermal shutdown circuitry that protects the device from overheating, enhancing the reliability and longevity of both the regulator and the system it is used in.
• Low Quiescent Current: The device features a very low quiescent current, which makes it suitable for battery-powered applications where power conservation is a priority.

Applications

The LD2979M28TR is versatile and can be used in various applications, including:

• Battery-powered devices
• Portable consumer electronics
• Automotive electronics
• Microcontroller power supply
• Mobile phones and PDAs

Package and Availability

The LD2979M28TR voltage regulator is available in a small SOT-23-5 package, which is suitable for space-constrained applications. The device is also provided in tape and reel packaging, facilitating the manufacturing process for high-volume production. STMicroelectronics ensures the availability of this regulator, catering to both small-scale projects and large industrial orders.

With its combination of precision, efficiency, and reliability, the LD2979M28TR is a prime choice for designers looking to improve the stability and performance of their electronic systems.