MAX20090ATP/VY+

LED Driver IC Overview

The MAX20090ATP/VY+ is an automotive-grade, single-channel high-voltage LED driver controller manufactured by Analog Devices Inc./Maxim Integrated. Designed for high-brightness LED applications such as automotive headlamps, it supports SEPIC, step-down (buck), and step-up (boost) converter topologies. The device integrates analog and PWM dimming capabilities to provide precise current control. It is housed in a 20-lead TQFN package with an exposed pad for thermal management.

LED Driver IC Feature Summary

• Supports multiple DC-DC converter topologies including SEPIC, buck, and boost configurations.
• Integrates both analog and pulse-width modulation (PWM) dimming functions for flexible brightness control.
• Engineered specifically for automotive-grade reliability and high-voltage LED driving requirements.

LED Driver IC Applications

• Automotive headlamp systems
• High-brightness LED lighting modules
• Automotive display backlighting components

LED Driver IC Procurement Notes

Verify the specific suffix VY+ against the official datasheet to confirm pinout and thermal pad configuration. Ensure the selected package variant matches the PCB footprint design. Confirm automotive qualification status if required for the target application environment. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components.

LED Driver IC Selection Notes

Select this component when designing high-side current sensing LED drivers requiring mixed dimming methods. It is suitable for applications needing robust performance in automotive environments. Consider the thermal dissipation requirements of the 20-TQFN-EP package during layout. Verify input voltage ranges align with the vehicle's power supply specifications.

LED Driver IC Part Context

This part belongs to the Maxim Integrated line of automotive LED controllers, now under Analog Devices Inc. It complements other high-voltage drivers like the MAX20090 standard variants. The series focuses on providing efficient power conversion and precise light output control for safety-critical automotive lighting systems.

LED Driver IC Replacement Considerations

Check for direct substitutes within the MAX20090 family or equivalent automotive LED controllers from Analog Devices. Ensure functional compatibility regarding dimming interfaces and converter topology support before substitution.