MAX5927AETJ+

Hot Swap Controllers Overview

The MAX5927AETJ+ is a dual-channel hot-swap controller designed for safe insertion and removal of circuit boards in live backplane systems. It supports input voltages from +1V to +13.2V, accommodating various power supply standards. The device features an adjustable circuit breaker with current-limit thresholds ranging from 25mV to 100mV, allowing precise overcurrent protection. It offers configurable tracking, sequencing, or independent operation modes for multi-rail systems. Internal charge pumps drive N-channel MOSFETs, enabling efficient gate control. The component operates within a temperature range of -40°C to +85°C and is housed in a 36-TQFN package.

Hot Swap Controllers Feature Summary

• Supports safe hot swapping for power supplies with input voltages up to 13.2V
• Features adjustable circuit breaker and current-limit threshold settings
• Provides configurable tracking, sequencing, or independent channel operation
• Includes internal charge pumps for driving N-channel MOSFET gates

Hot Swap Controllers Applications

• Telecommunications equipment backplanes
• Industrial automation control systems
• Data center server blade insertion modules
• Network infrastructure switching hardware

Hot Swap Controllers Procurement Notes

Verify the specific suffix 'A' against official Analog Devices documentation to confirm pinout and feature variations compared to standard MAX5927 variants. Ensure the TQFN-EP-36 package thermal pad connection matches your PCB layout requirements. Confirm RoHS compliance status through the manufacturer's latest environmental declarations before finalizing procurement orders.

Hot Swap Controllers Selection Notes

Select this component when designing systems requiring simultaneous board insertion without power disruption. Evaluate the required current limit setting against load specifications to ensure proper circuit breaker configuration. Consider the need for voltage sequencing or tracking between multiple rails to determine if the configurable operating modes meet system startup requirements. Verify that the input voltage range aligns with available power supply architectures.

Hot Swap Controllers Part Context

This part belongs to the Maxim Integrated hot-swap controller family, which provides comprehensive protection and control for high-reliability applications. These controllers are widely used in environments where system uptime is critical and board maintenance must occur without shutting down operations. The MAX5927 series integrates both power management and monitoring functions into a single compact solution.

Hot Swap Controllers Replacement Considerations

Public confirmed substitute part numbers: MAX5927AETJ+T (tape and reel variant). Verify package compatibility and electrical specifications before substitution.