MAX20051ATC/V+

LED Driver IC Overview

The MAX20051ATC/V+ is a synchronous buck LED driver from Analog Devices Inc./Maxim Integrated, featuring integrated MOSFETs and a fixed switching frequency of 400kHz. It supports analog and PWM dimming methods for precise light control. The device operates in a step-down topology to regulate current for LED loads. It includes open LED protection to enhance system reliability. The component is housed in a TSSOP package suitable for surface-mount applications.

LED Driver IC Feature Summary

• Integrates high-efficiency synchronous buck regulators with internal power switches
• Supports both analog and pulse-width modulation (PWM) dimming techniques
• Includes built-in open LED protection circuitry for fault detection

LED Driver IC Applications

• LED lighting systems requiring constant current regulation
• Industrial illumination fixtures utilizing PWM dimming controls
• General-purpose DC-DC conversion for LED drivers

LED Driver IC Procurement Notes

Verify the specific suffix 'ATC/V+' against the official datasheet to confirm pinout and thermal characteristics. Ensure compatibility with the target PCB footprint and soldering profile. Confirm that the 400kHz switching frequency aligns with electromagnetic interference requirements. Validate that the integrated MOSFET ratings meet the peak current demands of the intended LED load configuration.

LED Driver IC Selection Notes

Select this component when a compact solution with integrated power switches is required for LED driving. Consider the fixed 400kHz frequency for inductor size optimization. Evaluate the need for combined analog and PWM dimming capabilities. Assess the suitability of the TSSOP package for the available board space and thermal management strategy.

LED Driver IC Part Context

This part belongs to the MAX20051 series of synchronous buck LED drivers. It is designed by Analog Devices Inc./Maxim Integrated for efficient power management in lighting applications. The series emphasizes integration to reduce external component count and improve overall system efficiency compared to discrete solutions.

LED Driver IC Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.