TPS2551DBVR Precision Adjustable Current-Limited Power-Distribution Switch

The TPS2551DBVR from Texas Instruments is a state-of-the-art power switch designed for USB and other hot-swap applications. This device is a precision adjustable current-limited switch that offers the flexibility and protection required for today's sophisticated electronic circuits.

Key Features:

• Adjustable Current Limit: Users can set the current limit threshold from 0.5 A to 2.1 A via an external resistor, providing precise control over the power distribution to downstream devices.
• Reverse Voltage Protection: This device protects against reverse voltage, ensuring that the power supply and downstream components are safeguarded from potential damage.
• Under-Voltage Lockout (UVLO): The TPS2551DBVR includes an UVLO feature that ensures the switch remains off until the input voltage reaches a safe operating level.
• Over-Temperature Protection: The built-in thermal shutdown function protects the device from overheating, enhancing the reliability and longevity of the system.
• Fast Transient Response: The device is capable of handling fast transients on the input, making it ideal for applications with fluctuating power demands.
• Controlled Rise Time: The TPS2551DBVR minimizes inrush current during power-up, contributing to system stability and reducing the likelihood of nuisance trips.

Applications:

The versatility of the TPS2551DBVR makes it suitable for a wide range of applications, including but not limited to:

• USB hubs, peripherals, and powered devices
• Hot-swap power supplies
• Battery-charger circuits
• Portable and consumer electronics

Package and Quality:

The device is offered in a compact SOT-23-6 package, which is ideal for space-constrained applications. Manufactured by Texas Instruments, a leader in semiconductor solutions, the TPS2551DBVR meets high-quality and performance standards, ensuring reliable operation in a variety of conditions.