MAX16831ATJ/V+

LED Driver IC Overview

The MAX16831ATJ/V+ is a high-voltage, high-power LED driver controller designed for automotive and general lighting applications. It supports Buck and Boost topologies with an input voltage range of 5.5V to 76V. The device features analog and PWM dimming control capabilities. It operates within a switching frequency range of 125kHz to 600kHz and is qualified to AEC-Q100 standards. The component is housed in a 32-TQFN (5x5) package with an exposed pad and functions without internal switches.

LED Driver IC Feature Summary

• Supports both Buck and Boost converter topologies for flexible LED drive configurations
• Enables precise light control through combined analog and Pulse Width Modulation (PWM) dimming interfaces
• Engineered for automotive environments with AEC-Q100 qualification and extended temperature operation

LED Driver IC Applications

• Automotive exterior lighting systems
• High-power LED illumination modules
• General solid-state lighting fixtures

LED Driver IC Procurement Notes

Verify the specific suffix designation carefully, as variants such as ATJ/V+T may differ in packaging format while retaining identical electrical characteristics. Confirm current availability status, as this component has been marked as obsolete by the manufacturer. Ensure compatibility with existing PCB footprints for the 32-TQFN package before finalizing procurement decisions.

LED Driver IC Selection Notes

Select this controller when designing circuits requiring wide input voltage tolerance up to 76V for automotive or industrial LED loads. It is suitable for designs needing integrated dimming control without external microcontrollers. Consider the absence of internal power switches, which necessitates external MOSFET selection based on thermal and current requirements.

LED Driver IC Part Context

This component belongs to the MAX16831 series of LED drivers manufactured by Analog Devices Inc./Maxim Integrated. It is part of a broader portfolio of power management solutions tailored for robust lighting applications. The series emphasizes reliability and compliance with stringent automotive industry standards for electronic components.

LED Driver IC Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Users should consult official manufacturer resources for direct replacements or evaluate alternative high-voltage LED controllers from the same product family.