Product Overview: Texas Instruments INA186A2IDDFR

The INA186A2IDDFR is a high-precision, bidirectional, current-sense amplifier from Texas Instruments designed to monitor both positive and negative currents through a shunt resistor. This versatile device is an essential component for power management in a wide range of applications, including battery chargers, power supplies, and motor control systems.

Key Features

• Accuracy: The INA186A2IDDFR boasts a low offset voltage of 35 µV (max) and an error of 0.2% (max) over the entire temperature range, ensuring precise current measurement for reliable system performance.
• Wide Common-Mode Range: This amplifier operates over a common-mode voltage range from -0.2V to +26V, making it suitable for various applications, including high-side and low-side current sensing.
• High Bandwidth: With a bandwidth of 350 kHz, the INA186A2IDDFR can accurately track fast current changes, which is critical for dynamic load conditions.
• Quiescent Current: The device has a low quiescent current of 260 µA (typical), which contributes to energy efficiency in battery-powered applications.

Package and Temperature Range

The INA186A2IDDFR is available in a space-saving 6-pin SOT-23 package, making it an ideal choice for compact designs. It operates over an extended industrial temperature range of -40°C to +125°C, allowing its use in harsh environments.

Applications

• Battery monitoring systems
• Power management in portable devices
• Overcurrent and load-dump detection
• Motor control and protection

Integration and Support

Integrating the INA186A2IDDFR into a system is straightforward, thanks to its pin-compatible upgrades and a comprehensive suite of technical resources provided by Texas Instruments. Designers can access datasheets, application notes, and simulation tools to facilitate the design process and optimize system performance.

With its combination of precision, robustness, and ease of use, the INA186A2IDDFR from Texas Instruments is an excellent choice for designers looking to enhance the accuracy and efficiency of current sensing in their electronic designs.