MAX20052ATC/V+CMS

LED Driver IC Overview

The MAX20052ATC/V+CMS is an automotive-grade, fully synchronous 2A step-down DC-DC converter designed for high-brightness LED driving. It features an integrated 0.14Ω typical MOSFET and supports a wide input voltage range of 4.5V to 65V. The device offers two selectable switching frequencies: 400kHz and 2.1MHz. Certified under AEC-Q100 standards, it provides robust performance for exterior lighting applications.

LED Driver IC Feature Summary

• Automotive-grade reliability with AEC-Q100 certification
• Integrated low-on-resistance synchronous MOSFETs for high efficiency
• Wide input voltage capability suitable for harsh automotive environments

LED Driver IC Applications

• Automotive exterior lighting systems
• High-brightness LED driver circuits
• Automotive control modules requiring regulated power

LED Driver IC Procurement Notes

Verify the obsolete status of this component before procurement planning. Confirm availability through authorized distributors or approved secondary market sources. Ensure that the specific suffix CMS matches the required packaging and tape-and-reel specifications for your assembly line. Cross-reference the datasheet revision to guarantee compatibility with existing design files.

LED Driver IC Selection Notes

Select this component when designing automotive exterior lighting systems that require a compact, high-efficiency solution. The integrated MOSFETs reduce external component count compared to discrete solutions. Consider the 2.1MHz option if minimizing inductor size is critical, or the 400kHz option for optimized efficiency at lower loads. Ensure the input voltage range aligns with the vehicle's power bus characteristics.

LED Driver IC Part Context

This part belongs to the MAX20052 family of synchronous-buck LED drivers from Maxim Integrated, now part of Analog Devices. These devices are specifically engineered for automotive applications, offering high current drive capabilities with integrated protection features. The ATC package denotes a thermally enhanced TDFN footprint suitable for surface-mount assembly.

LED Driver IC Replacement Considerations

No direct public substitute part numbers are confirmed in the provided documentation. As the product is marked obsolete, engineers must evaluate alternative LED driver ICs from the same manufacturer or competitors that meet the 2A output and 65V input requirements.