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MAX9928FAUA+

MAX9928FAUA+ Description

The MAX9928FAUA+ from Analog Devices Inc./Maxim Integrated is a high-precision current sense amplifier designed for low-voltage, high-efficiency applications. Operating within a 2.5V to 5.5V supply range, this single-circuit IC delivers exceptional accuracy with a 600µV input offset voltage and a 1.6µA input bias current, making it ideal for sensitive current measurement tasks. With a 150kHz bandwidth and a minimal 20µA supply current, it balances performance and power efficiency, suitable for battery-powered and energy-conscious designs. Packaged in an 8µMAX tube, it is RoHS3 compliant and rated for MSL 1 (Unlimited), ensuring reliability in industrial and consumer electronics.

MAX9928FAUA+ Features

• Ultra-Low Power Consumption: Only 20µA supply current extends battery life in portable devices.
• Wide Supply Range: 2.5V to 5.5V operation supports diverse power architectures.
• High Precision: 600µV offset voltage and 1.6µA bias current ensure accurate current sensing.
• Compact Bandwidth: 150kHz -3dB bandwidth optimizes response for DC and low-frequency applications.
• Robust Packaging: 8µMAX tube with MSL 1 rating for easy handling and assembly.
• Compliance: RoHS3, REACH Unaffected, and EAR99 certified for global deployment.

MAX9928FAUA+ Applications

• Battery Management Systems: Monitors charge/discharge currents in Li-ion/polymer batteries.
• Portable Electronics: Enables power optimization in smartphones, tablets, and wearables.
• Industrial Automation: Provides precise current feedback in motor control and PLCs.
• Power Supplies: Enhances efficiency in DC-DC converters and voltage regulators.
• IoT Devices: Supports low-power sensing in wireless sensor nodes and edge devices.

Conclusion of MAX9928FAUA+

The MAX9928FAUA+ stands out as a high-accuracy, low-power current sense amplifier tailored for modern electronics. Its wide voltage range, minimal power draw, and precision make it superior to generic amplifiers in energy-sensitive and space-constrained designs. Whether for battery-powered gadgets, industrial systems, or IoT applications, this IC delivers reliable performance while adhering to stringent environmental and regulatory standards. A versatile solution for engineers prioritizing efficiency and accuracy.