MAX16814UUP+T

LED Driver IC Overview

The MAX16814UUP+T is a high-efficiency, high-brightness LED driver featuring four integrated current-sink channels. It includes an internal current-mode switching DC-DC controller supporting boost, coupled-inductor boost-buck, or SEPIC topologies with adjustable frequencies between 200kHz and 2MHz. The device accepts a wide input voltage range of 4.75V to 40V and withstands direct automotive load-dump events. Each channel provides up to 150mA output current in a TSSOP-20 package.

LED Driver IC Feature Summary

• Integrates four independent LED current-sink channels with shared DC-DC control
• Supports multiple converter topologies including boost, buck-boost, and SEPIC
• Provides open LED protection and PWM dimming capabilities
• Withstands direct automotive load-dump events for robust operation

LED Driver IC Applications

• Automotive interior lighting systems
• Small to medium-sized LCD display backlighting
• General high-brightness LED lighting applications

LED Driver IC Procurement Notes

Verify the specific suffix (e.g., UUP+) against the official datasheet to confirm pinout and thermal pad configuration. Confirm RoHS compliance status through manufacturer documentation. Check for AEC-Q100 qualification requirements if deploying in automotive environments. Ensure the selected package variant matches the PCB footprint design specifications.

LED Driver IC Selection Notes

Select this component when designing circuits requiring four independent LED strings driven by a single controller. It is suitable for applications needing wide input voltage tolerance and high efficiency. Consider the TSSOP-20 package constraints for thermal management. Evaluate the need for external MOSFETs based on the chosen DC-DC topology.

LED Driver IC Part Context

This part belongs to the MAX16814 series of integrated LED drivers from Analog Devices/Maxim Integrated. The series focuses on cost-effective solutions for driving high-brightness LEDs in automotive and general lighting markets. The UUP+T designation indicates a specific tape-and-reel packaging option within the broader product family.

LED Driver IC FAQ

What DC-DC converter topologies does the MAX16814UUP+T support?

The device supports boost, coupled-inductor boost-buck, and SEPIC topologies.

How many LED strings can be driven simultaneously?

It integrates four independent current-sink channels capable of driving up to four LED strings.