MAX4840EXT

Power Management - Specialized Overview

The MAX4840EXT is an overvoltage protection controller manufactured by Analog Devices Inc./Maxim Integrated. It operates with an input voltage range from 1.2V to 28V and features an undervoltage lockout threshold of 3.25V. The device draws a supply current of 140µA and functions within an operating temperature range of -40°C to 85°C. Packaged in an SC-70-6 surface mount configuration, it serves as a power management integrated circuit for protecting electronic systems against voltage anomalies.

Power Management - Specialized Feature Summary

• Provides robust overvoltage protection capabilities for sensitive electronic loads
• Integrates undervoltage lockout functionality to ensure stable operation during low-voltage conditions
• Designed for compact surface-mount applications requiring minimal board space

Power Management - Specialized Applications

• Consumer electronics safety circuits
• Portable device power management
• Industrial system protection

Power Management - Specialized Procurement Notes

Verify the specific suffix and package variant when ordering, as availability may vary by region. Confirm that the component meets required RoHS compliance standards for your target market. Ensure the selected part number matches the exact electrical specifications needed for your design, particularly regarding the input voltage range and operating temperature constraints defined in the official datasheet.

Power Management - Specialized Selection Notes

Select this component when designing systems requiring reliable overvoltage protection within a 1.2V to 28V input range. Consider the 140µA supply current for low-power portable applications. Verify compatibility with the SC-70-6 package footprint and ensure the operating temperature range of -40°C to 85°C aligns with your environmental requirements.

Power Management - Specialized Part Context

This component belongs to the Maxim Integrated family of power management integrated circuits. It is specifically categorized as an overvoltage protection controller, distinct from operational amplifiers or other signal processing devices. The MAX4840 series focuses on safeguarding power rails in various electronic applications.

Power Management - Specialized Replacement Considerations

Consult official substitution lists for compatible overvoltage protection controllers. Verify pin-to-pin compatibility and electrical parameter alignment before replacing the MAX4840EXT with alternative part numbers.