INA199C3QDCKRQ1

The INA199C3QDCKRQ1 is a precision current shunt monitor from Texas Instruments, designed for high-performance applications requiring accurate current sensing. This device is particularly useful in battery management systems, power monitoring, and industrial automation.

Key Features:

1. Current Sensing: The INA199 is capable of measuring small voltage drops across a shunt resistor, allowing for precise current measurements. It can handle common mode voltages up to 36V, making it suitable for a wide range of applications.

2. Gain Options: The INA199C3QDCKRQ1 offers a fixed gain of 100V/V, which allows for a significant amplification of the sensed voltage, ensuring that even small current changes can be detected and measured accurately.

3. Low Offset Voltage: The device features a low input offset voltage, which minimizes measurement errors and enhances accuracy, particularly important in low-current applications.

4. Wide Supply Voltage Range: It operates over a supply voltage range of 2.7V to 5.5V, providing flexibility in various circuit designs.

5. High Bandwidth: The INA199 has a high bandwidth, allowing it to respond quickly to changes in current, which is essential for dynamic applications.

6. Integrated Protection: The device includes built-in protection features, such as thermal shutdown and overvoltage protection, ensuring reliability and longevity in demanding environments.

7. Package Type: The INA199C3QDCKRQ1 is housed in a small, compact package (SOT-23), which is ideal for space-constrained applications. This package type also aids in reducing parasitic inductance and capacitance, further enhancing performance.

8. Temperature Range: It operates over an extended temperature range, making it suitable for both commercial and industrial applications.

Applications:

• Battery Management Systems: For monitoring charge and discharge currents in battery packs.
• Power Monitoring: In power supplies and converters to ensure efficient operation.
• Motor Control: For current feedback in motor drive applications.
• Industrial Automation: In systems requiring precise current measurements for control and monitoring.

Conclusion:

The INA199C3QDCKRQ1 from Texas Instruments is a robust and versatile current shunt monitor that combines precision, reliability, and ease of integration into various electronic systems. Its features make it an excellent choice for engineers looking to implement accurate current sensing in their designs.