The TPS2041DR, manufactured by Texas Instruments, is a versatile and robust power distribution switch designed for USB applications. This device is specifically engineered to provide precise current limiting to protect the USB host or hub ports. The TPS2041DR is commonly used in a variety of USB peripheral devices, including keyboards, mice, printers, and external storage units, ensuring safe and reliable power distribution.

Key Features

• Single USB Port Power Switch: The TPS2041DR is designed to manage a single USB port, providing dedicated overcurrent protection for reliable operation.
• Current-Limiting Capabilities: This device offers programmable current limiting to prevent damage due to overcurrent conditions, enhancing the safety of the USB port and connected devices.
• Thermal Shutdown Protection: With built-in thermal shutdown, the TPS2041DR ensures the protection of the switch and the downstream devices by turning off the output when excessive heat is detected.
• Fast Transient Response: The device is engineered to respond quickly to transient loads, maintaining stable operation during sudden changes in the load conditions.
• Low Standby Current: It features a low standby current, making it an energy-efficient choice for modern, power-conscious USB applications.
• Fault Reporting: An error flag output reports overcurrent and thermal fault conditions to the system controller, allowing for immediate response and system management.

Technical Specifications

• Input Voltage Range: 2.7V to 5.5V
• Continuous Load Current: 0.5A
• Operating Temperature Range: -40°C to 85°C
• Package: 8-Pin SOIC

The TPS2041DR comes in a small-outline integrated circuit (SOIC) package, which is suitable for space-constrained applications. With its comprehensive protection features and efficient power management, the TPS2041DR is an excellent choice for designers looking to enhance the safety and reliability of their USB-powered devices.