Product Overview: INA282AQDGKRQ1 from Texas Instruments

The INA282AQDGKRQ1 is a high-precision automotive-grade current sense amplifier from Texas Instruments, designed to provide accurate current measurement in a wide range of applications. This device is part of the industry-leading INA28x family and is specifically tailored to meet the stringent requirements of automotive and industrial systems.

With its bidirectional current sensing capability, the INA282AQDGKRQ1 is capable of measuring both charging and discharging currents in applications such as battery management systems, motor control, and power management. It offers a common-mode voltage range of -14V to +80V, which enables the device to handle high-voltage scenarios with ease, making it an ideal choice for hybrid and electric vehicle systems.

The INA282AQDGKRQ1 boasts a high accuracy with a maximum offset voltage of ±80 µV and gain error of ±0.5%. This ensures precise current measurement, which is critical for the efficient operation of automotive power systems. The device also features a wide bandwidth of up to 500 kHz, allowing for fast signal processing and responsiveness in dynamic conditions.

This current sense amplifier is available in an 8-pin MSOP PowerPAD™ package, which not only saves space but also provides excellent thermal performance. The INA282AQDGKRQ1 is qualified for automotive applications, complying with the AEC-Q100 Grade 1 standard, and is operational over a temperature range of -40°C to +125°C.

Texas Instruments has equipped the INA282AQDGKRQ1 with a quiescent current of only 900 µA, which minimizes power consumption when the vehicle is in idle mode, contributing to energy savings and extended battery life. Additionally, the device includes a current output that interfaces directly with microcontrollers or analog-to-digital converters (ADCs), streamlining the design process and reducing system complexity.

In conclusion, the INA282AQDGKRQ1 from Texas Instruments is a robust, high-performance current sense amplifier that offers precision, efficiency, and reliability for automotive and industrial applications, ensuring accurate current measurement and system protection.