INA293A2QDBVRQ1 Automotive Precision Current Sense Amplifier

The INA293A2QDBVRQ1 is a high-precision current sense amplifier from Texas Instruments, designed specifically for automotive and industrial applications. This device is part of TI's extensive range of current sense amplifiers that offers a blend of performance, power efficiency, and reliability.

Featuring a common-mode voltage range from -14V to +80V, the INA293A2QDBVRQ1 is suitable for a variety of applications, including motor control, battery management, and power-supply monitoring. Its ability to accurately measure small differential voltages in the presence of high common-mode voltages is a testament to its precision and robustness.

The INA293A2QDBVRQ1 offers a fixed gain of 20 V/V, which simplifies the design process by eliminating the need for external gain-setting resistors. The device operates over a wide temperature range of -40°C to +125°C, ensuring consistent performance even in harsh automotive environments.

With a quiescent current of just 350 µA, this current sense amplifier is optimized for energy-sensitive systems. It comes in a compact SOT-23 package, making it ideal for space-constrained applications.

Key features of the INA293A2QDBVRQ1 include:

• Common-mode voltage range: -14V to +80V
• Fixed gain: 20 V/V
• Operating temperature range: -40°C to +125°C
• Low quiescent current: 350 µA
• Package: SOT-23
• Qualified for automotive applications

This current sense amplifier is AEC-Q100 qualified, making it suitable for automotive applications that require high reliability and adherence to industry standards. Additionally, the INA293A2QDBVRQ1 is RoHS compliant and supports the green manufacturing requirements.

Whether you're designing electronic control units, power management systems, or monitoring battery usage, the INA293A2QDBVRQ1 offers a high level of precision and durability. Its straightforward integration, coupled with Texas Instruments' support and resources, makes it a reliable choice for your current sensing needs.