STMicroelectronics

STMPS2171STR

The STMPS2171STR is a high-efficiency, synchronous, step-down (buck) switching regulator from STMicroelectronics. It is designed to provide a stable and regulated output voltage from a higher input voltage source, making it suitable for a wide range of applications.

Description:

The STMPS2171STR is a compact, surface-mount device that features a thermal shutdown and over-current protection. It has a wide input voltage range and is capable of delivering a high output current, making it ideal for use in various power management applications.

Features:

1. High Efficiency: The STMPS2171STR offers high efficiency, which helps to minimize power loss and reduce the overall power consumption of the system.
2. Synchronous Rectification: This feature allows the regulator to operate with low quiescent current and high efficiency over a wide input voltage range.
3. Wide Input Voltage Range: The regulator can accept a wide range of input voltages, making it suitable for use in various power supply applications.
4. Over-Current Protection: The device features over-current protection, which helps to prevent damage to the regulator and the system in case of a short circuit or overload.
5. Thermal Shutdown: The regulator has a thermal shutdown feature that protects the device from overheating and potential damage.
6. Small Form Factor: The STMPS2171STR is available in a compact, surface-mount package, making it suitable for use in space-constrained applications.

Applications:

The STMPS2171STR is suitable for a wide range of applications, including:

1. Portable Electronics: The high efficiency and small form factor make it ideal for use in portable electronics, such as smartphones, tablets, and wearable devices.
2. Industrial Control Systems: The regulator's wide input voltage range and over-current protection make it suitable for use in industrial control systems, where reliability and stability are crucial.
3. Medical Devices: The STMPS2171STR can be used in medical devices that require a stable and regulated power supply.
4. Automotive Applications: The regulator's high efficiency and thermal shutdown features make it suitable for use in automotive applications, such as infotainment systems and power management systems.
5. Telecommunications: The STMPS2171STR can be used in telecommunications equipment, such as routers and switches, to provide a stable and regulated power supply.

In summary, the STMPS2171STR is a high-efficiency, synchronous, step-down switching regulator that offers a wide input voltage range, over-current protection, and thermal shutdown features. Its compact form factor and high efficiency make it suitable for use in a wide range of applications, including portable electronics, industrial control systems, medical devices, automotive applications, and telecommunications equipment.