Product Overview: INA293B2QDBVRQ1 from Texas Instruments

The INA293B2QDBVRQ1 is a robust, automotive-grade current sense amplifier designed by Texas Instruments to provide precision voltage measurement across shunt resistors. This high-quality component is engineered to offer a reliable solution for current monitoring in a wide variety of automotive applications, including motor control, battery management, and power-supply monitoring.

Key Features

• High Accuracy: The INA293B2QDBVRQ1 boasts an impressive gain error of just ±0.1%, ensuring precise current measurement for critical applications.
• Wide Common-Mode Range: With a common-mode voltage range of -4V to +80V, this amplifier is suitable for sensing in systems with high voltage fluctuations.
• Low Offset Voltage: A low offset voltage of ±10 µV minimizes measurement errors, which is crucial for maintaining system accuracy.
• Gain Options: The device comes with multiple gain options, allowing for flexible integration into various circuit designs.
• Temperature Range: Designed for automotive environments, it operates reliably over an extended temperature range from -40°C to +125°C.
• Robust Design: The INA293B2QDBVRQ1 is qualified for automotive applications, complying with the AEC-Q100 Grade 1 standards for reliability and performance.

Applications

The INA293B2QDBVRQ1 is ideally suited for a range of automotive applications that require accurate and reliable current sensing. It is commonly used in:

• Electronic Power Steering (EPS)
• Anti-lock Braking Systems (ABS)
• Battery Management Systems (BMS)
• DC-DC Converters
• Power Management Modules

Package and Availability

The amplifier is available in a compact SOT-23 package, which is ideal for space-constrained applications. The package is designed to meet the rigorous demands of the automotive industry, ensuring high durability and longevity under harsh conditions.

In summary, the INA293B2QDBVRQ1 from Texas Instruments is a high-performance, automotive-grade current sense amplifier that provides precise and reliable current measurement. With its robust design and versatile features, it is an essential component for automotive system designers who require the highest levels of performance and accuracy.