MAX20052CATC/V+

LED Driver IC Overview

The MAX20052CATC/V+ is a synchronous buck LED driver IC from Analog Devices Inc./Maxim Integrated. It integrates high-side and low-side MOSFETs to deliver up to 2A of output current for LED lighting applications. The device operates with an input voltage range of 4.5V to 36V and supports a fixed switching frequency of 2.1MHz. It features PWM dimming capability and is housed in a compact 12-pin TDFN (3x3mm) package with an exposed pad for thermal management.

LED Driver IC Feature Summary

• Integrates high-side and low-side power MOSFETs for a compact synchronous buck solution
• Supports analog and PWM dimming control for precise brightness adjustment
• Includes comprehensive protection features such as over-current, over-temperature, and open/short circuit detection

LED Driver IC Applications

• General LED lighting modules
• Backlighting for displays
• Automotive interior lighting systems

LED Driver IC Procurement Notes

Verify the exact part number suffix against the manufacturer's official documentation to ensure correct packaging and temperature grade specifications. Confirm that the supplier is an authorized distributor to guarantee component authenticity and traceability. Check for any specific handling requirements related to the exposed pad thermal design during assembly.

LED Driver IC Selection Notes

Select this component when a compact, high-efficiency synchronous buck topology is required for driving LEDs with currents up to 2A. The integrated MOSFETs reduce external component count compared to asynchronous designs. Ensure the application input voltage falls within the 4.5V to 36V range and that the thermal design accommodates the power dissipation in the TDFN package.

LED Driver IC Part Context

This device belongs to the MAX20052 family of LED drivers designed for space-constrained applications. It replaces discrete solutions by integrating power switches and control logic into a single small footprint. The family focuses on simplifying PCB layout and improving reliability through integrated protection mechanisms suitable for commercial and automotive environments.

LED Driver IC Replacement Considerations

Direct replacements must match the 2A current rating, 4.5-36V input range, and 12-TDFN package. Verify pin compatibility and thermal performance characteristics before substitution.