Texas Instruments INA286AIDR Precision Current Sense Amplifier

The INA286AIDR is a high-precision current sense amplifier designed by Texas Instruments to offer industry-leading performance for power management and control in various applications. This device is part of the INA286 series, renowned for its accuracy, low power consumption, and ease of use.

Featuring a wide input common-mode voltage range from -0.2V to +26V, the INA286AIDR is versatile and can be used in both high-side and low-side current sensing configurations. This makes it suitable for a broad range of applications, from battery monitoring in portable devices to motor control in industrial systems.

The INA286AIDR has a fixed gain of 200 V/V, providing a precise amplification of the differential input voltage across a shunt resistor. This high gain accuracy, coupled with a maximum input offset voltage of only ±80 µV, ensures that current measurements are highly accurate, which is critical for system performance and efficiency.

The device is available in a small, surface-mount SOIC-8 package, making it ideal for space-constrained applications. Its operating temperature range from -40°C to +125°C allows it to perform reliably in a wide range of environmental conditions. With a quiescent current of only 900 µA, the INA286AIDR is also an energy-efficient choice for power-sensitive applications.

For protection and reliability, the INA286AIDR incorporates a range of features including overvoltage protection up to 40V, and the ability to withstand transient events without performance degradation. Its robust design ensures that it can handle the rigors of industrial environments while maintaining precise performance.

In summary, the Texas Instruments INA286AIDR current sense amplifier is an optimal solution for designers looking for a high-accuracy, reliable, and versatile device for current measurement across a wide array of applications. Its integration into your system will aid in optimizing performance, enhancing safety, and improving power management.