Maxim Integrated MAX5921AESA+ Hot-Swap Controller

The MAX5921AESA+ from Maxim Integrated is a sophisticated hot-swap controller designed to enable safe insertion and removal of circuit boards from a live backplane. This component is particularly useful in systems where maintenance or upgrades need to be performed without shutting down the entire system. The MAX5921AESA+ can be found in a variety of applications, including servers, RAID systems, and telecommunications equipment.

Key Features

• Adjustable Overcurrent Protection: The device provides precise control over the current limit threshold, ensuring protection against overcurrent conditions.
• Undervoltage Lockout (UVLO): It features an undervoltage lockout function that keeps the device off until the supply voltage reaches a safe operating level.
• Programmable Fault Timer: The MAX5921AESA+ includes a programmable fault timer that allows users to set the duration for which an overcurrent condition is tolerated before the device takes action.
• Circuit Breaker Function: This hot-swap controller offers a circuit breaker function that helps to prevent damage to the power source and the board being inserted.
• Power-Good Output: It provides a power-good output signal that can be used to enable downstream converters after a successful power-up.

Product Specifications

• Package Type: The MAX5921AESA+ is available in an 8-pin NSOIC package.
• Operating Voltage Range: It operates over a wide voltage range, accommodating various system requirements.
• Temperature Range: The device is designed to function reliably over an extended industrial temperature range.

The MAX5921AESA+ integrates seamlessly into systems requiring hot-swap functionality, providing robust protection features and enhancing system reliability. Its adjustable settings and real-time monitoring capabilities make it a versatile solution for managing power distribution in hot-swappable environments. Maxim Integrated's commitment to quality ensures that this hot-swap controller meets the stringent requirements of high-availability systems.

Note: For detailed technical specifications, application circuits, and safety information, please refer to the MAX5921AESA+ datasheet provided by Maxim Integrated.