The TPS2111PWG4 is a highly sophisticated auto-switching power multiplexer from Texas Instruments, designed to seamlessly transition between two power sources. This innovative component is essential for systems that require a reliable backup power source or the ability to intelligently switch between two independent power supplies without interruption.

Key Features

• Automatic Switching: The TPS2111PWG4 automatically switches between two power sources as needed, ensuring a constant power supply to the load.
• Wide Voltage Range: It supports a broad input voltage range from 2.8V to 5.5V, making it versatile for various applications.
• Low R<sub>ON: The low on-resistance of the internal FET switch minimizes voltage drop and power loss, ensuring efficient power delivery.
• Bidirectional Operation: The device can pass current in both directions, which is useful for applications like battery charging.
• Break-Before-Make Switching: This feature ensures that the two power sources are never shorted together, protecting the circuitry and power sources.

Applications

The TPS2111PWG4 is well-suited for a variety of applications where power source redundancy or dual power source management is needed. This includes:

• Redundant power supplies for critical systems
• Portable devices with dual power sources
• Industrial and automotive systems requiring backup power
• Power management for multi-battery devices

Technical Specifications

The TPS2111PWG4 by Texas Instruments is a robust and reliable solution for power management challenges, offering both flexibility and efficiency for systems requiring dual power sources.