Product Overview: INA193 Current Shunt Monitor

The INA193 from Texas Instruments is a precision current shunt monitor, part of a family of high-side current sense amplifiers designed to provide accurate monitoring solutions for a wide range of applications. This particular device is capable of measuring small differential voltages across a shunt resistor in the presence of high common-mode voltages with a typical accuracy of 1%.

Key Features

• Wide Common-Mode Range: 2.7V to 26V, enabling its use in multiple applications including automotive systems.
• High Accuracy: With a typical offset voltage of 100 µV and gain error of 1%, it ensures precise current measurement.
• Quiescent Current: The INA193 boasts a low quiescent current, making it suitable for power-sensitive applications.
• Gain Options: Available in multiple gain options to accommodate different current sensing ranges.

Applications

The INA193 is versatile and can be used in a variety of applications, including but not limited to:

• Power management systems
• Battery chargers
• Automotive and hybrid power systems
• Overcurrent protection
• Portable devices

Design and Integration

Integrating the INA193 into a system is straightforward due to its simple pin configuration and the need for minimal external components. It is available in a small SOT-23 package, making it suitable for space-constrained applications. Its design is optimized for easy implementation in a variety of circuits, where accurate current monitoring is essential.

Support and Resources

Texas Instruments provides extensive support for the INA193, including detailed datasheets, application notes, and design tools. Engineers can access a wealth of resources to facilitate the use of the INA193 in their projects, ensuring a smooth design process and quick time-to-market.