Product Overview: Texas Instruments INA190A2IDCKT

The INA190A2IDCKT is a high-precision current sense amplifier from Texas Instruments (TI), designed to accurately measure current across shunt resistors in a wide range of applications. This device is part of TI's INA190 series, which is known for its exceptional performance and versatility in current sensing solutions.

Key Features

• Wide Common-Mode Range: The INA190A2IDCKT operates over a common-mode voltage range from -0.2V to +26V, making it suitable for both low-side and high-side current sensing without the need for additional level shifting circuitry.
• High Accuracy: With an accuracy of 0.1% (max) and a gain error of 0.5% (max), this amplifier ensures precise current measurement, which is crucial for monitoring and control in power management systems.
• Low Offset Voltage: The device features a low input offset voltage of just 35 µV (max), which minimizes error in current measurement, especially in low-current applications.
• Multiple Gain Options: The INA190A2 variant offers a fixed gain of 50V/V, providing a balanced trade-off between sensitivity and output voltage range.
• Small Package Size: Housed in a compact SC70 package, the INA190A2IDCKT is ideal for space-constrained applications.
• Wide Operating Temperature Range: This current sense amplifier is designed to operate over an industrial temperature range of -40°C to +125°C, ensuring reliable performance in harsh environments.

Applications

The INA190A2IDCKT is versatile and can be used in various applications, including:

• Power management in battery chargers and portable devices
• Overcurrent protection and monitoring in power supplies and motor controls
• Energy metering and management systems
• Automotive systems for battery management and diagnostics

Overall, the INA190A2IDCKT from Texas Instruments stands out as a robust and reliable component for designers who require precise current measurement in their systems. Its combination of accuracy, low offset, and wide common-mode range, packaged in a small footprint, makes it an excellent choice for a multitude of current sensing applications.