MAX17616AAFD+T

Overview

The MAX17616AAFD+T is a high-side current limiter designed for robust system protection. It features an internal nFET with a typical on-resistance of 20mΩ and supports input supply voltages from +3V to +80V. The device provides active high current limiting with a maximum continuous load current of 7A. Key electrical parameters include an operating supply current of 2mA, accuracy of 7%, and a minimum operating temperature of -40°C. It integrates comprehensive fault protection including overvoltage, undervoltage, reverse polarity, and loss of ground detection.

Feature Summary

• Integrates PMBus interface for programmable protection boundaries and system monitoring
• Provides active high-side current limiting with low on-resistance internal FET
• Detects multiple fault conditions including overvoltage, undervoltage, and reverse polarity

Applications

• Industrial systems requiring flexible input voltage protection
• Telecommunications equipment needing surge and reverse polarity defense
• Automotive electronics demanding AEC-Q100 qualified components

Procurement Notes

Verify the specific suffix (AFD+) against the official Analog Devices datasheet to confirm package type and tape/reel specifications. Ensure compatibility with required thermal dissipation standards for the QSOP-23 or similar footprint. Confirm RoHS compliance status through manufacturer documentation prior to integration into final assemblies.

Selection Notes

Select this component when designing circuits requiring wide input voltage ranges up to 80V with precise current limiting capabilities. The integrated PMBus interface allows for dynamic adjustment of protection thresholds, making it suitable for complex power distribution networks where real-time monitoring and programmable safety limits are critical for system reliability.

Part Context

This part belongs to the MAX17616 family of current limiters manufactured by Analog Devices/Maxim Integrated. These devices are engineered to protect sensitive loads from input voltage faults and output overcurrent conditions. The series offers a balance of high performance and flexibility, serving as a key protective element in modern electronic power architectures.

Replacement Considerations

Public confirmed substitute part numbers: MAX17616AFD+T.