Product Overview: INA240A2QPWRQ1 - Texas Instruments

The INA240A2QPWRQ1 is a precision automotive-grade current sense amplifier designed by Texas Instruments to deliver exceptional accuracy and performance. It is part of TI's INA240 series and is tailored to meet the stringent requirements of the automotive industry, including the AEC-Q100 qualification, which ensures reliability under extreme conditions.

This device offers a bidirectional current-sensing solution, making it ideal for monitoring battery management systems, motor controls, and power-supply management. The INA240A2QPWRQ1 features a wide common-mode voltage range from -0.2V to +80V, which allows it to handle high-side and low-side current sensing in both 12V and 48V automotive systems. Additionally, it supports a wide operating temperature range from -40°C to +125°C, which is crucial for automotive and industrial applications.

The INA240A2QPWRQ1 boasts a gain of 50V/V, which enables precise current measurement with minimal signal conditioning. Its low offset voltage of ±80µV and low gain error of ±0.1% ensure high accuracy in current measurement, which is vital for the efficient operation of control systems. The device also features a fast response time, with a bandwidth of up to 400kHz, allowing for real-time current monitoring.

For enhanced safety and reliability, the INA240A2QPWRQ1 includes a range of protective features. It comes with an integrated common-mode overvoltage protection circuit that guards the device against voltage spikes. Moreover, its robust electromagnetic interference (EMI) and electromagnetic compatibility (EMC) performance minimize the impact of external noise, ensuring stable operation in electrically noisy environments.

The INA240A2QPWRQ1 is available in a compact, power-efficient 16-pin TSSOP (Thin Shrink Small Outline Package) with PowerPAD™. This package is optimized for thermal performance, making it suitable for space-constrained automotive applications where power dissipation is a concern.

In summary, the INA240A2QPWRQ1 from Texas Instruments is a high-precision, robust current sense amplifier that offers reliable performance for current monitoring in automotive and industrial applications, backed by TI's commitment to quality and long-term availability.