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Product Detailed Parameters
- Description:80V, 7A, PM BUS CURRENT-LIMITER
- Series:-
- Mfr:Analog Devices Inc./Maxim Integrated
- Package:Tray
- Switch Type:General Purpose
- Number of Outputs:1
- Ratio - Input:Output:1:01
- Output Configuration:High Side
- Output Type:N-Channel
- Interface:PMBus
- Voltage - Load:3V ~ 80V
- Voltage - Supply (Vcc/Vdd):Not Required
- Current - Output (Max):7A
- Rds On (Typ):20mOhm
- Input Type:Non-Inverting
- Features:Auto Restart, Latch Function, Load Discharge, Power Good
- Fault Protection:Current Limiting (Adjustable), Over Temperature, Reverse Battery, Reverse Current, UVLO
- Operating Temperature:-40°C ~ 125°C
- Mounting Type:Surface Mount
- Supplier Device Package:23-FC2QFN (4.5x5.75)
- Package / Case:23-PowerWFQFN
- Grade:-
- Qualification:-
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Overview
The MAX17616AFD+ is a high-voltage current limiter designed for industrial and automotive applications. It supports an input voltage range of 3V to 80V with a continuous current limit of 7A. Key features include programmable overvoltage-lockout, surge protection, undervoltage lockout, reverse polarity protection, and loss of ground detection. The device integrates a PMBus interface for configuration and monitoring. It operates within a temperature range of -40°C to +125°C.
Feature Summary
- Integrates comprehensive protection mechanisms including overvoltage, surge, undervoltage, reverse polarity, and loss of ground detection.
- Features a digital PMBus interface for precise control, monitoring, and system integration.
- Supports high-voltage operation up to 80V with a robust 7A current limiting capability.
Applications
- Industrial power distribution systems
- Automotive electronic control units
- Aerospace power management architectures
Procurement Notes
Verify the specific suffix 'FD+' against the official Analog Devices datasheet to confirm package type and thermal characteristics. Confirm that the A variant's output voltage clamp function via the OVFB pin aligns with system requirements, as this differs from the standard MAX17616 model. Ensure compatibility with existing PMBus controller logic before procurement.
Selection Notes
Select this component when high-voltage tolerance up to 80V is required alongside precise current limiting. The integrated PMBus interface facilitates advanced diagnostics and remote configuration. Consider the A variant specifically if the application necessitates the programmable output voltage clamp feature provided by the OVFB pin rather than simple overvoltage lockout.
Part Context
This part belongs to the MAX17616/A family of current limiters from Maxim Integrated. These devices are engineered for demanding environments requiring reliable power protection. The series distinguishes itself through combined analog protection and digital communication capabilities, serving as a bridge between legacy power circuits and modern digital control systems.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Verify cross-reference options directly with Analog Devices technical support or authorized distributors for equivalent functionality.
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