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MAX472CSA

MAX472CSA Description

The MAX472CSA from Analog Devices Inc./Maxim Integrated is a high-side current sense amplifier designed for precision monitoring of current flow in a wide range of applications. Housed in an 8-SOIC package, this IC operates over a 3V to 36V supply range, making it suitable for both low and high-voltage systems. With a quiescent current of just 20µA, it ensures minimal power consumption, ideal for battery-powered or energy-sensitive designs. The MAX472CSA features a 1.5mA output current capability, a low input offset voltage of 120µV, and a 20µA input bias current, ensuring accurate current measurement even in demanding conditions.

MAX472CSA Features

• Wide Supply Range (3V–36V): Supports diverse voltage levels, from portable electronics to industrial systems.
• Low Power Consumption (20µA): Optimized for battery-operated applications.
• High-Side Current Sensing: Eliminates ground path disruptions, improving system reliability.
• Low Input Offset (120µV): Enhances measurement accuracy for precision applications.
• Compact 8-SOIC Package: Space-efficient for surface-mount designs.
• Obsolete Status: While no longer in production, it remains viable for legacy or low-volume designs.

MAX472CSA Applications

The MAX472CSA excels in scenarios requiring high-accuracy current monitoring, such as:

• Battery Management Systems (BMS): Monitoring charge/discharge currents in portable devices or EVs.
• Power Supplies & Converters: Overcurrent protection and load regulation.
• Motor Control: Real-time current feedback for brushed/brushless motors.
• Industrial Automation: Current sensing in PLCs, robotics, and instrumentation.
• Solar/Wind Energy Systems: Tracking power flow in renewable energy setups.

Conclusion of MAX472CSA

The MAX472CSA is a versatile current sense amplifier offering precision, low power, and wide voltage compatibility. Despite its obsolete status, its high-side sensing capability and compact form factor make it a compelling choice for legacy designs or niche applications. Engineers seeking reliable current monitoring in battery-powered, industrial, or automotive systems may find this IC particularly valuable. For new designs, consider modern alternatives with similar specifications from Analog Devices/Maxim Integrated.