MAX31963AUM+

Serializers, Deserializers Overview

The MAX31963AUM+ is a high-side current switch manufactured by Analog Devices Inc. (Maxim Integrated). It integrates a precision sense amplifier with an N-channel power MOSFET to monitor and control load current in single-supply systems. The device operates within an input voltage range of 2.7V to 5.5V and supports output currents up to 4A. Key electrical parameters include a typical on-resistance of 80mΩ, a programmable current limit threshold, and a shutdown supply current of less than 1µA. It features thermal shutdown protection and is available in a compact 10-lead TSSOP package.

Serializers, Deserializers Feature Summary

• Integrates a precision sense amplifier with an N-channel power MOSFET for accurate current monitoring
• Provides programmable current limit thresholds via external resistor setting
• Includes thermal shutdown protection to safeguard the device under fault conditions

Serializers, Deserializers Applications

• High-side load switching in portable electronic devices
• Current limiting and monitoring in USB-powered peripherals
• Power management in automotive infotainment systems

Serializers, Deserializers Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm package type and temperature rating. Ensure compatibility with system voltage levels and current requirements before procurement. Cross-reference part numbers with authorized distributors to avoid counterfeit components.

Serializers, Deserializers Selection Notes

Select this component when precise high-side current monitoring is required alongside load switching capabilities. Consider the external resistor network needed for current limit programming and ensure the thermal performance meets the application's dissipation requirements. Verify that the operating voltage range aligns with the system's power supply rails.

Serializers, Deserializers Part Context

The MAX31963AUM+ belongs to the Maxim Integrated line of power switches, designed for applications requiring robust protection and monitoring. It complements other PMIC solutions by offering integrated sensing without the need for external amplifiers, simplifying board layout and reducing component count in space-constrained designs.

Serializers, Deserializers Replacement Considerations

Consult Analog Devices' official cross-reference tools for verified substitutes. Ensure any replacement matches the pinout, voltage ratings, and current handling capabilities. Verify that alternative parts support the same programmable current limit functionality and package dimensions.