The LD2979Z33 from STMicroelectronics is a high-performance, low-dropout voltage regulator designed to provide a regulated output of 3.3V. This component is particularly suitable for battery-powered devices, due to its low quiescent current and dropout voltage, ensuring maximum battery life and efficiency.

Key Features

• Output Voltage: Fixed 3.3V output with high accuracy.
• Low Dropout: Ultra-low dropout voltage which enhances efficiency and allows operation over a wider range of input voltages.
• Current Capacity: Capable of supplying up to 100 mA of output current, suitable for a variety of low-power applications.
• Stability: Maintains stable operation with low equivalent series resistance (ESR) capacitors, allowing the use of cost-effective ceramic capacitors at the output.
• Low Quiescent Current: Ideal for battery-powered applications, with a very low quiescent current that minimizes power consumption when in standby mode.
• Protection Features: Includes overcurrent protection and thermal shutdown to ensure the longevity and reliability of both the regulator and the application it is used in.
• Package: Available in TO-92, SOT-23, and SOT-89 packages to suit various design requirements.

Applications

The LD2979Z33 is versatile and can be used in numerous applications, including:

• Battery-powered devices
• Portable consumer electronics
• Mobile phones and PDAs
• Personal information appliances

Quality and Reliability

STMicroelectronics is known for its commitment to quality and the LD2979Z33 is no exception. It is designed to meet the rigorous standards of the industry, ensuring reliability and performance in demanding conditions. Whether you're developing a new handheld device or upgrading an existing application, the LD2979Z33 offers a compact, efficient, and reliable solution for your voltage regulation needs.