Product Overview: INA199B3QDCKRQ1 from Texas Instruments

The INA199B3QDCKRQ1 is a precision current-sense amplifier designed by Texas Instruments, tailored to meet the rigorous standards of the automotive industry. This high-quality component is part of TI's extensive range of current shunt monitors, renowned for their accuracy and reliability in current measurement applications.

Key Features

• High Accuracy: With a typical gain error of only ±0.35%, the INA199B3QDCKRQ1 ensures precise current measurement, making it ideal for critical applications where accuracy is paramount.
• Wide Common-Mode Range: The device operates over a common-mode voltage range from -16V to +80V, which is particularly beneficial for battery-powered systems and automotive applications where voltage levels can vary significantly.
• Low Quiescent Current: The INA199B3QDCKRQ1 boasts a low quiescent current, making it an energy-efficient choice for portable and battery-operated devices.
• Robust Design: It is designed to withstand the harsh conditions of automotive environments, certified with a Q1 qualification from Texas Instruments, indicating its compliance with automotive industry standards.
• Wide Temperature Range: The device is operational over an extended industrial temperature range of -40°C to +125°C, ensuring reliable performance in a variety of environmental conditions.

Applications

The INA199B3QDCKRQ1 is versatile and can be used in multiple applications, particularly suitable for:

• Automotive battery management systems
• Motor control in automotive applications
• Overcurrent protection and monitoring
• Power management in automotive infotainment and telematics

Packaging and Availability

Available in a compact, surface-mount SC-70 package, the INA199B3QDCKRQ1 is designed for space-constrained applications. It is provided in tape and reel packaging, facilitating efficient assembly processes for high-volume production.

With its combination of high accuracy, wide voltage range, and robust design, the INA199B3QDCKRQ1 from Texas Instruments stands out as a reliable solution for current sensing in automotive applications and other demanding industrial environments.