Maxim Integrated MAX4372HEUK+T High-Side Current-Sense Amplifier

The MAX4372HEUK+T from Maxim Integrated is a high-accuracy, low-power, high-side current-sense amplifier that is ideal for a wide range of applications including portable devices, computers, and industrial systems. This tiny, precision current-sensing device is designed to monitor the current flowing through a shunt resistor placed in the high side of the power supply line, enabling it to measure the current flowing to the load without interfering with the ground path.

Key Features:

• High-Side Sensing: The ability to sense the current on the high side of the circuit allows for detecting the current draw of the entire system without disrupting the ground plane.
• Low Power Consumption: The MAX4372HEUK+T is optimized for low-power operation, which makes it suitable for battery-powered applications where power efficiency is crucial.
• Wide Supply Voltage Range: With a supply voltage range of 2.7V to 28V, this device is versatile and can be used in various systems with different supply voltages.
• High Accuracy: The device offers high accuracy current measurement, which is essential for precise monitoring and control in critical applications.
• Compact SOT23 Package: The small form factor of the 5-pin SOT23 package allows for easy integration into space-constrained designs.

Applications:

• Battery Management
• Portable Devices
• Notebook Computers
• Power Management Systems
• Industrial and Automotive Systems

The MAX4372HEUK+T also features a high input common-mode voltage range, which extends from 0V to 28V, making it suitable for a variety of high-side current-sensing applications. Its output is proportional to the voltage across the shunt resistor, and it can be easily interfaced with analog-to-digital converters (ADCs) or microcontrollers for further signal processing. The device's precision and low power consumption, combined with its ease of use, make it a go-to choice for designers who require reliable current monitoring in their systems.

With Maxim Integrated's commitment to quality and performance, the MAX4372HEUK+T stands out as a robust and efficient solution for high-side current measurement needs.