Texas Instruments

TPS2049DR

The TPS2049DR is a high performance, low cost, single channel USB current limited switch from Texas Instruments. It is designed to provide a simple and efficient way to switch or control the flow of current in a variety of applications.

Description:

The TPS2049DR is a USB current limited switch that is available in a small, compact SOT-23 package. It has a maximum input voltage of 5.5V and can handle a maximum output current of 1A. The switch has a very low on-resistance of 100mOhm, which helps to minimize power loss and improve efficiency.

Features:

• Single channel USB current limited switch
• Small SOT-23 package
• Maximum input voltage of 5.5V
• Maximum output current of 1A
• Low on-resistance of 100mOhm
• Overcurrent protection
• Overtemperature protection
• Reverse current protection
• USB power delivery (PD) compliant

Applications:

The TPS2049DR is suitable for a wide range of applications where efficient and reliable switching of current is required. Some of the key applications include:

1. Power management in battery-powered devices
2. USB charging and power delivery systems
3. LED lighting control
4. Motor control and driving
5. Load switching in industrial and automotive systems
6. Smart home and IoT devices

The TPS2049DR's small size, low on-resistance, and USB PD compliance make it an ideal choice for designers looking for a compact and efficient solution for current switching in their applications. Its built-in protection features also help to ensure safe and reliable operation in various environments.