STMicroelectronics

STA516BETR

The STA516BETR is a high-efficiency synchronous step-down (buck) converter from STMicroelectronics. It is designed to provide a regulated output voltage from a higher input voltage source. Here's a brief description, features, and applications of the STA516BETR:

Description:

The STA516BETR is a high-efficiency synchronous step-down converter that can operate with input voltages up to 28V and provide an output voltage as low as 0.9V. It is available in a compact 6-pin TSOT-23 package, making it suitable for space-constrained applications.

Features:

1. Input Voltage Range: The device can handle input voltages from 2.5V to 28V, making it versatile for various power supply applications.
2. Output Voltage Range: The output voltage can be adjusted from 0.9V to the input voltage minus the dropout voltage, providing flexibility for different output voltage requirements.
3. Synchronous Rectification: The STA516BETR uses synchronous rectification, which improves efficiency by reducing the voltage drop across the switch.
4. High Efficiency: The device offers high efficiency, up to 95%, depending on the input and output voltage conditions.
5. Low Quiescent Current: The quiescent current is typically 35µA, which is low for energy-sensitive applications.
6. Short Circuit Protection: The device has built-in short circuit protection to prevent damage in case of a short circuit at the output.
7. Overcurrent Protection: The converter has overcurrent protection to limit the output current and prevent overload.
8. Thermal Shutdown: The device includes thermal shutdown protection to prevent damage due to overheating.
9. Small Package: The TSOT-23 package is compact, making it suitable for space-constrained applications.

Applications:

1. Portable Electronics: Due to its high efficiency and low quiescent current, the STA516BETR is well-suited for battery-powered applications like smartphones, tablets, and wearable devices.
2. Power Supplies: It can be used in small power supply units for various electronic devices, providing a regulated output voltage.
3. Industrial Equipment: The device can be used in industrial equipment where a stable and efficient power supply is required.
4. Medical Devices: The STA516BETR can be used in medical devices that require a regulated power supply with high efficiency and low noise.
5. IoT Devices: For Internet of Things (IoT) devices that require a stable and efficient power supply, the STA516BETR is a suitable choice.

Please note that this is a general overview of the STA516BETR. For detailed technical specifications and design considerations, it is essential to refer to the datasheet provided by STMicroelectronics.