The INA186A4QDBVRQ1 is a precision current sense amplifier from Texas Instruments, designed for a wide range of automotive and industrial applications. This high-side current sense amplifier is capable of monitoring current in both high-side and low-side configurations, providing robust performance with a common-mode voltage range from -0.3V to +80V.

Key Features

• High Accuracy: The zero-drift architecture of the INA186A4QDBVRQ1 ensures high accuracy over time and temperature, making it ideal for precision measurement applications.
• Wide Voltage Range: With a wide common-mode voltage range, this current sense amplifier can handle up to 80V, suitable for automotive battery monitoring and other high-voltage systems.
• Low Offset: The device features a low input offset voltage that allows for accurate current measurement, even at low current levels.
• Quiescent Current: It has a low quiescent current, which helps in reducing power consumption, making it suitable for power-sensitive applications.
• Protection Features: The INA186A4QDBVRQ1 includes several protection features such as overvoltage, under-voltage lockout, and electromagnetic interference (EMI) filtering, ensuring reliable operation in harsh automotive environments.
• Temperature Range: It operates over an extended temperature range of -40°C to +125°C, which is essential for automotive and industrial temperature environments.

Applications

The INA186A4QDBVRQ1 is ideal for a variety of applications, including:

• Automotive battery monitoring
• Motor control in automotive systems
• Overcurrent protection
• Power management systems
• Industrial automation systems

Package and Quality

This current sense amplifier is available in a small, surface-mount SOT-23 package, which is suitable for space-constrained applications. Moreover, it meets the stringent quality standards required for automotive applications, being AEC-Q100 qualified.

With its precision measurement capabilities and robust design, the INA186A4QDBVRQ1 from Texas Instruments is a reliable choice for designers looking to enhance the safety and efficiency of their automotive and industrial systems.