MAX20052ATC+T

LED Driver IC Overview

The MAX20052ATC+T is a high-performance, synchronous buck LED driver from the MAX20050x series by Analog Devices. It integrates power MOSFETs to drive up to 2A of LED current with minimal external components. The device operates at a fixed switching frequency of 2.1MHz and accepts input voltages ranging from 4.5V to 65V. It supports PWM dimming for precise control and functions within an operating temperature range of -40°C to +125°C. Packaged in a 12-WFDFN (3x3) exposed pad, it is designed for efficient DC-DC conversion in automotive and industrial lighting applications.

LED Driver IC Feature Summary

• Integrates synchronous buck topology with internal MOSFETs to minimize external component count
• Supports wide input voltage range suitable for various power supply configurations
• Enables precise light control through PWM dimming capability
• Features internal loop compensation to simplify circuit design

LED Driver IC Applications

• Automotive exterior and interior LED lighting systems
• Commercial general illumination fixtures
• Industrial high-bay and street lighting drivers
• Battery-powered portable lighting equipment

LED Driver IC Procurement Notes

Verify the complete part number including suffixes such as /V+ or /T when sourcing, as these indicate specific tape-and-reel packaging or variant specifications. Confirm that the supplier provides original manufacturer documentation to ensure authenticity. Check for RoHS compliance markings on the datasheet or product page. Ensure the ordering quantity matches the standard reel size if applicable. Validate the package type against your PCB footprint requirements before finalizing procurement.

LED Driver IC Selection Notes

Select this component when a compact solution for driving high-current LEDs is required without external power switches. The integrated MOSFETs reduce board space compared to discrete designs. Consider the 2.1MHz frequency for smaller passive components. Ensure the application input voltage stays within the 4.5V to 65V range. Verify thermal management capabilities for the 12-WFDFN package under maximum load conditions.

LED Driver IC Part Context

This device belongs to the MAX20050x family of LED drivers, which includes variants like the MAX20050 and MAX20051. These parts share similar synchronous buck architectures but may differ in current ratings or feature sets. The MAX20052 specifically targets applications requiring up to 2A output current. The family is designed for automotive-grade reliability and efficiency.

LED Driver IC Replacement Considerations

Direct substitutes include other members of the MAX20050x series, such as the MAX20050 or MAX20051, depending on current requirements. Cross-reference pinouts and electrical characteristics carefully. Alternative manufacturers offer similar synchronous buck LED drivers, but verify compatibility with existing control schemes and thermal constraints.