The TPS2115APWRG4 is a versatile power multiplexer from Texas Instruments that offers a seamless transition between two power sources. Designed for applications where continuous power supply is crucial, this device automatically switches between sources without interruption, ensuring a reliable and steady operation of the connected system.

Key Features

• Automatic Switching: The TPS2115APWRG4 can automatically select between two power sources, which is ideal for systems that require a backup power supply or need to manage multiple power inputs.
• Wide Voltage Range: With an input voltage range of 2.8V to 5.5V, this power multiplexer can support a variety of power sources, including standard 3.3V and 5V rails.
• Low On-Resistance: The device features a low on-resistance (rON) of typically 85mΩ at 5V, which minimizes power loss and heat generation during operation.
• Current Limiting and Thermal Protection: It provides built-in current limiting and thermal protection to safeguard the device and the downstream circuitry from excessive current and overheating.
• Control and Status Indicators: An enable input allows manual control over the selection process, while a power-good output provides a status indicator for the selected power source.

Applications

The TPS2115APWRG4 is suitable for a variety of applications, including but not limited to:

• Redundant power supply systems
• Portable devices with dual power sources
• Industrial and medical equipment
• Power path controllers for battery chargers

Package and Quality

This power multiplexer is offered in a compact TSSOP-8 (PW) package, which allows for space-saving integration into system designs. Additionally, Texas Instruments is known for its commitment to quality, and the TPS2115APWRG4 is no exception, ensuring reliability and performance consistency across a wide range of operating conditions.