MAX16804ATP+T

LED Driver IC Overview

The MAX16804ATP+T is a single-channel linear high-brightness LED driver IC designed for automotive and general lighting applications. It integrates an internal switch and supports analog and PWM dimming control with a maximum output current of 350mA. The device operates within a supply voltage range of 5.5V to 40V and withstands a maximum output voltage of 39.5V. It is housed in a 20-TQFN (5x5) package with exposed pad, rated for operation between -40°C and +125°C.

LED Driver IC Feature Summary

• Integrates a single linear current sink channel for high-brightness LED driving
• Supports both analog and pulse-width modulation (PWM) dimming methods
• Includes an internal power switch eliminating external components
• Designed to withstand direct automotive load-dump events

LED Driver IC Applications

• Automotive exterior lighting systems
• Automotive interior ambient lighting
• General signage illumination
• High-brightness indicator circuits

LED Driver IC Procurement Notes

Verify the specific suffix 'T' indicates tape-and-reel packaging when sourcing. Confirm RoHS compliance status as the base part may have varying environmental certifications. Check for obsolescence notices from Analog Devices, as this component family has faced discontinuation alerts. Ensure the supplier provides valid traceability documentation for automotive-grade parts.

LED Driver IC Selection Notes

Select this component for designs requiring a simple, low-component-count solution for single-string LED control. It is suitable where linear regulation efficiency is acceptable compared to switching topologies. Verify that the input voltage headroom allows for proper linear regulation without excessive thermal dissipation. Consider the 20-TQFN package constraints for PCB thermal management requirements.

LED Driver IC Part Context

This part belongs to the Maxim Integrated MAX168xx series of LED drivers, which are widely used in automotive environments. The MAX16804 specifically targets single-channel applications, contrasting with multi-channel variants like the MAX16814. It serves as a robust interface between microcontroller logic signals and high-power LED loads in harsh electrical environments.

LED Driver IC Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Users should consult Analog Devices official documentation for current lifecycle status and recommended alternatives.