MAX25616

PRODUCTION

High-Current VCSEL/IR Driver with HV Buck and Diagnostics for Automotive Driver Monitoring Systems

Data Sheet (Rev. 1) Product Selection Table
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Part Details

  • Automotive Ready
    • AEC-Q100 Grade 1 and ASIL B Compliant
    • -40°C to +125°C Operating Temperature Range
  • Integration Minimizes BOM and PCB Area
    • Integrated Low-RDSON Power Switches for VCSEL/IR Driver: 17.5mΩ for LS and 30mΩ for HS
    • Integrated Switches for the Step-down Converter
    • Space-Saving, 5mm x 5mm FC2QFN Package
    • I2C Programming and Monitoring
  • Comprehensive Fault Protection
    • VCSEL/IR VMAX and VMIN Monitoring
    • VCSEL/IR Overcurrent Protection (IMAX) and Current Monitoring for Eye Safety
    • PWM Duration Protection
    • VCSEL/IR Temperature Monitoring
    • Step-down Converter Undervoltage/Overvoltage Protection
    • Thermal Warning and Thermal Shutdown
  • EMI Mitigation
    • Spread-Spectrum Frequency Option
    • Low-Inductance FC2QFN Package
MAX25616
High-Current VCSEL/IR Driver with HV Buck and Diagnostics for Automotive Driver Monitoring Systems
MAX25616 Simplified Application Diagram
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Documentation

Data Sheet 1

User Guide 1

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Complete documentation is available upon completion of a Non-Disclosure Agreement (NDA).

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Tools & Simulations

SIMPLIS Models 1

Evaluation Kits

eval board
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schematic 2
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MAX25616EVKIT

Evaluates: MAX25616A/MAX25616B/MAX25616C/MAX25616D

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Features and Benefits

  • Proprietary Power Architecture Achieves up to 10A IR/VCSEL Drive with <500mA Input Current
    • High-Efficiency 4-Switch Buck-Boost with Integrated MOSFETs
    • Buck Voltage Regulator Capable of Sourcing up to 1.5A
  • Included MAX32625PICO Board and GUI
  • On-Board IR VCSEL Load with Resistive Interlock and Photodiode Functional Safety Features

Product Details

The MAX25616 evaluation kit (EV kit) demonstrates the performance and features of the MAX25616 automotive VCSEL/IR driver targeting driver monitoring and cabin monitoring systems. The EV kit comes fully assembled and includes the MAX32625PICO for communicating between a PC and the I2C interface of the MAX25616.

Windows®-based graphical-user interface (GUI) software is available for use with the EV kit.
MAX25616EVKIT
Evaluates: MAX25616A/MAX25616B/MAX25616C/MAX25616D
MAX25616EVKIT Board Photo Angle View MAX25616EVKIT Board Photo Top View MAX25616EVKIT Board Photo Bottom View

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