INA180B4IDBVT

The INA180B4IDBVT is a precision current sense amplifier manufactured by Texas Instruments. It is designed to provide accurate current sensing in a variety of applications, including battery management systems, motor control, and power monitoring. Here’s a detailed description of its key features and specifications:

Package and Dimensions

• Package Type: The INA180B4IDBVT comes in a small, compact package known as the VSSOP (Very Thin Shrink Small Outline Package), which is ideal for space-constrained applications.
• Dimensions: The VSSOP package typically measures around 3 mm x 3 mm, with a low profile that allows for easy integration into various circuit designs.

Electrical Characteristics

• Supply Voltage: The device operates over a wide supply voltage range, typically from 2.7V to 5.5V, making it suitable for both low-voltage and standard voltage applications.
• Input Common-Mode Voltage Range: The INA180B4IDBVT features a wide input common-mode voltage range, allowing it to accurately sense current in high-side or low-side configurations.
• Gain: The amplifier has a fixed gain of 20 V/V, which means it amplifies the voltage across the shunt resistor by a factor of 20, providing a higher output voltage that is easier to read and process.
• Input Offset Voltage: It boasts a low input offset voltage, which enhances its accuracy in current sensing applications.
• Bandwidth: The device has a sufficient bandwidth to handle fast transient signals, making it suitable for dynamic current measurements.

Performance

• Low Noise: The INA180B4IDBVT is designed to minimize noise, ensuring that the output signal is clean and reliable, which is crucial for accurate current measurements.
• Temperature Stability: The device exhibits good temperature stability, maintaining performance across a range of operating temperatures, which is essential for applications in varying environmental conditions.

Applications

• Battery Management Systems: It is commonly used in battery management systems to monitor charge and discharge currents, ensuring safe and efficient operation.
• Motor Control: The amplifier can be utilized in motor control applications to monitor current draw, enabling effective control and protection mechanisms.
• Power Monitoring: It is also suitable for power monitoring applications, where accurate current measurement is critical for energy management and efficiency optimization.

Additional Features

• Integrated Protection: The INA180B4IDBVT may include features such as thermal shutdown and overvoltage protection, enhancing its reliability in demanding applications.
• Ease of Use: The device is designed for easy integration into existing designs, with straightforward application circuits available in the datasheet.

Conclusion

The INA180B4IDBVT from Texas Instruments is a versatile and reliable current sense amplifier that provides high accuracy and performance in a compact package. Its wide supply voltage range, low noise, and fixed gain make it an excellent choice for a variety of current sensing applications in modern electronic systems.