MAX20446CATGA/V+T

LED Driver IC Overview

The MAX20446CATGA/V+T is a six-channel LED driver IC designed for automotive display backlighting. It integrates a boost and SEPIC controller with hybrid dimming capabilities, supporting analog, PWM, and I2C serial interfaces. The device operates within an input voltage range of 4.5 V to 40 V and delivers up to 120 mA per channel. It functions at switching frequencies between 400 kHz and 2.2 MHz. The component is AEC-Q100 qualified and housed in a TQFN-CU-24 package, operating reliably from -40°C to +125°C.

LED Driver IC Feature Summary

• Integrates hybrid dimming support for analog, PWM, and I2C control methods
• Combines boost and SEPIC controller topologies for flexible LED drive configurations
• Provides six independent output channels for high-brightness LED arrays

LED Driver IC Applications

• Automotive display backlighting systems
• High-brightness LED lighting applications

LED Driver IC Procurement Notes

Verify the specific suffix 'V+T' against official Analog Devices documentation to confirm tape-and-reel packaging and lead-free status. Confirm AEC-Q100 qualification requirements match your design specifications. Check current supply chain availability as distribution status may vary by region.

LED Driver IC Selection Notes

Select this component when designing automotive displays requiring multi-channel LED driving with mixed dimming control options. Ensure the input power supply supports the 4.5 V to 40 V range. Verify that the thermal performance of the TQFN-CU-24 package meets the system's heat dissipation needs under maximum load conditions.

LED Driver IC Part Context

This part belongs to the MAX20446 series of LED drivers from Maxim Integrated, now part of Analog Devices. It is specifically engineered for automotive environments, offering robust performance and reliability standards required for vehicle interior and exterior lighting systems.

LED Driver IC Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official manufacturer cross-reference tools for potential alternatives.