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Rochester Electronics INA201AIDR Environmental and export classification status description

The Texas Instruments INA201AIDR is a high-precision, low-cost, voltage output current-shunt monitor IC. It is designed to sense voltage drops across current-shunt resistors and convert the differential voltage to an output current. It is commonly used in applications that require accurate current measurements, such as power supplies, battery chargers, and motor control systems. Functions: 1. Precision Current Sensing: The INA201AIDR allows accurate measurement of current by sensing the voltage drop across a shunt resistor. 2. Voltage Output: It provides a voltage output that is proportional to the sensed current, enabling easy interfacing with microcontrollers or other analog circuits. 3. Wide Supply Voltage Range: The IC can operate with a supply voltage ranging from 2.7V to 18V, making it suitable for various applications. 4. High Common-Mode Voltage Range: It can handle common-mode voltages from -14V to +80V, useful in situations where voltage differences may occur. Applications: 1. Battery Management: The INA201AIDR is often used in battery management systems to monitor charging and discharging currents accurately. 2. Power Supplies: It finds application in power supplies to measure load currents and provide current feedback for control purposes. 3. Motor Control: This IC can be employed in motor control systems to monitor and regulate the current flowing through the motor windings. Alternative Parts: 1. INA201A1: It is a similar device with a fixed gain of 50, offering simplified sourcing and provides high accuracy current measurements. 2. INA200: This IC is specifically designed for high-side current sensing, offering similar functionality but with higher voltage capabilities. 3. INA180: It is a low-side current-sense amplifier offering smaller package options and better accuracy but with lower voltage input capabilities. Embedded Modules: 1. CurrentSense Amplifier Module: It integrates the INA201AIDR IC onto a module, providing an easy-to-use solution for current sensing applications. 2. Motor Control Board: This board includes the INA201AIDR to sense the current in motor control systems, simplifying the implementation process. 3. Battery Management Module: It utilizes the INA201AIDR for accurate current sensing in battery management applications, offering a compact and ready-to-use solution. Here are 3 related Q&A: 1. Q: What is the maximum voltage that the INA201AIDR can handle as a common-mode voltage? A: The INA201AIDR can handle common-mode voltages from -14V to +80V. 2. Q: Can the INA201AIDR be powered with a supply voltage below 2.7V? A: No, the INA201AIDR requires a minimum supply voltage of 2.7V to operate correctly. 3. Q: Is the INA201AIDR suitable for measuring high currents? A: Yes, the INA201AIDR can measure high currents when used in conjunction with an appropriate shunt resistor. Its current sensing capability depends on the shunt resistor's voltage drop range and the INA201AIDR's gain settings.