MAX16823ATE+

LED Driver IC Overview

The MAX16823ATE+ is a high-voltage, three-channel linear LED driver designed for automotive applications. It operates from an input voltage range of 5.5V to 40V and delivers up to 100mA per channel. The device features independent PWM dimming inputs, open LED detection via an LEDGOOD output, and a regulated 3.4V auxiliary supply. It includes thermal protection, short-circuit protection, and undervoltage lockout. Packaged in a thermally enhanced 16-pin TQFN-EP (5mm x 5mm), it is specified over the -40°C to +125°C temperature range.

LED Driver IC Feature Summary

• Three independent channels with adjustable constant current capability
• Integrated open LED detection and active-high LEDGOOD status output
• Supports wide-range independent pulsed PWM dimming control
• Includes wave-shaping circuitry to reduce electromagnetic interference

LED Driver IC Applications

• Automotive rear combination lamp LED drivers
• High-brightness LED backlighting systems
• General automotive lighting modules requiring high-voltage tolerance

LED Driver IC Procurement Notes

Verify the specific suffix 'ATE+' against the manufacturer's official part numbering system to ensure correct package type and temperature grade. Confirm RoHS compliance status through the latest datasheet or certification documents. Check for availability constraints as distribution may vary by region. Ensure the ordering quantity matches the manufacturer's standard packaging requirements.

LED Driver IC Selection Notes

Select this component when a high-voltage linear solution is required for multi-channel LED strings without complex switching topology. It is suitable for designs needing precise current accuracy and integrated fault detection. Consider the thermal performance of the TQFN package for heat dissipation requirements. Verify that the input voltage profile remains within the 5.5V to 40V operating window during all vehicle conditions.

LED Driver IC Part Context

This device belongs to the Maxim Integrated line of automotive-grade power management solutions. It is specifically engineered for high-reliability lighting applications where robustness against load dump events up to 45V is critical. The integration of pass elements minimizes external component count compared to discrete solutions.

LED Driver IC Replacement Considerations

Consult the official Analog Devices/Maxim Integrated cross-reference guide for verified substitutes. Ensure any replacement maintains the same 3-channel configuration, 16-TQFN package, and automotive temperature rating.