Product Overview: Texas Instruments INA190A2IDCKR

The INA190A2IDCKR is a high-precision current-sense amplifier from Texas Instruments (TI), designed to provide accurate current measurement in a variety of applications. This device is part of the INA190 family, which is known for its low power consumption and high accuracy. The INA190A2IDCKR is particularly suitable for applications that require monitoring battery management systems, power management, overcurrent protection, and precision current sensing in industrial and automotive systems.

Key Features

• Precision Amplification: The INA190A2IDCKR offers a gain of 50 V/V, providing precise amplification of small voltage drops across shunt resistors.
• Wide Supply Range: It operates over a wide supply voltage range from 2.7V to 5.5V, making it versatile for various circuit designs.
• Low Quiescent Current: With a low quiescent current of 260 µA (typical), it is an excellent choice for power-sensitive applications.
• High Accuracy: The device boasts a low offset voltage of 35 µV (maximum) and an offset drift of 0.1 µV/°C (typical), ensuring high accuracy over temperature.
• Common-Mode Range: Features a wide common-mode range from -0.2V to +26V, which provides flexibility in measuring currents at various voltage levels.
• Small Package: Housed in a small 6-pin SC-70 package, the INA190A2IDCKR is ideal for space-constrained applications.

Applications

The INA190A2IDCKR is commonly used in applications that require precise current monitoring. This includes:

• Portable electronics
• Battery chargers
• Power management systems
• Overcurrent and fault protection circuits
• Automotive systems
• Industrial automation systems

Quality and Reliability

As with all Texas Instruments products, the INA190A2IDCKR is manufactured to high standards, ensuring reliability and performance in demanding environments. TI's commitment to quality makes this current-sense amplifier a trusted component in any precision current measurement solution.

For detailed technical specifications, application notes, and support resources, please refer to the Texas Instruments official website or contact their support team for further assistance.