Overview of Texas Instruments INA191A2IYFDR

The INA191A2IYFDR is a current-sense amplifier from Texas Instruments, designed to offer high precision, low power consumption, and ease of use for a wide range of applications. This device is part of the INA191 family and is particularly well-suited for monitoring shunt resistors and providing accurate current measurements in both consumer and industrial electronics.

Key Features

• High Accuracy: The INA191A2IYFDR boasts a low offset voltage that allows for precise current measurement, which is critical for efficient power management in electronic systems.
• Wide Common-Mode Range: This amplifier can operate over a wide input common-mode voltage range, making it versatile for various systems that require current monitoring across different voltage levels.
• Low Power Consumption: With an emphasis on energy efficiency, this device is designed to operate with minimal power draw, thereby preserving battery life in portable applications.
• Variable Gain Options: The product offers a selection of gain options, enabling customization to match the sensitivity requirements of different monitoring tasks.
• Robust Design: The INA191A2IYFDR is built to withstand the rigors of industrial environments, providing reliable performance under challenging conditions.

Applications

The versatility of the INA191A2IYFDR makes it suitable for a broad range of applications, including:

• Power management systems
• Battery chargers
• Overcurrent protection circuits
• Portable devices
• Automotive systems
• Telecommunications equipment

Technical Specifications

The INA191A2IYFDR operates with a supply voltage range from 2.7V to 5.5V and features a quiescent current of just 260 µA, contributing to its low power profile. It is available in a small, leaded package that makes it easy to integrate into various circuit designs.

Quality and Support

As with all Texas Instruments products, the INA191A2IYFDR is backed by the company's commitment to high quality and reliability. Technical support and comprehensive documentation are available to assist designers in integrating this current-sense amplifier into their projects, ensuring a smooth design process and successful implementation.