MAX25614DATI/VY+

LED Driver IC Overview

The MAX25614DATI/VY+ is a high-current automotive IR LED and VCSEL driver IC designed for Driver Monitoring Systems (DMS). It operates with an input supply voltage range of 4.5V to 36V and supports output voltages up to 35V. The device delivers a peak channel current of 10A. It features integrated internal switches, including a low-side nFET and a pFET with surge current limiting. The controller utilizes average current mode control with programmable switching frequencies of 420kHz and 2.1MHz. It provides PWM dimming capabilities and includes comprehensive fault protection mechanisms such as overcurrent, open/short circuit detection, and thermal shutdown.

LED Driver IC Feature Summary

• Integrated high-current power stage with internal nFET and surge-limited pFET
• Average current mode control with programmable switching frequency options
• Comprehensive fault protection including eye safety, overcurrent, and thermal alerts
• I2C programmable control interface for configuration and monitoring

LED Driver IC Applications

• Automotive Driver Monitoring Systems (DMS)
• Automotive Occupant Monitoring Systems (OMS)
• Night vision systems
• Optical detection and machine vision

LED Driver IC Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm functional differences, as variations may exist within the MAX25614 family. Ensure that the selected variant matches the required topology and control interface for the target application. Cross-reference the manufacturer's latest datasheet to validate pinout compatibility and electrical specifications before finalizing procurement decisions.

LED Driver IC Selection Notes

Select this component for applications requiring high-peak current driving of IR emitters in automotive environments. Consider the fixed-frequency average current mode control for stable regulation. Evaluate the available switching frequency options to balance EMI performance against transient response requirements. Ensure the system design accommodates the specified operating temperature range and complies with AEC-Q100 Grade 1 standards.

LED Driver IC Part Context

This part belongs to the MAX25614 series of automotive IR LED drivers manufactured by Analog Devices Inc./Maxim Integrated. The series is engineered specifically for high-reliability automotive safety applications. Variants within the family differ primarily in switching frequency configurations and control interfaces, catering to diverse system integration needs while maintaining consistent core performance characteristics.

LED Driver IC Replacement Considerations

No public confirmed substitute part numbers are documented.