MAX20051AAUD/V+T

LED Driver IC Overview

The MAX20051AAUD/V+T is a synchronous buck LED driver IC from Analog Devices, designed for automotive and industrial lighting applications. It operates with an input voltage range of 4.5V to 65V and delivers up to 2A output current. The device features a fixed switching frequency of 400kHz and provides regulated output voltages between 4.875V and 5.125V. Packaged in a 14-TSSOP-EP with exposed pad, it supports analog PWM dimming and functions as a standalone regulator without requiring a microcontroller.

LED Driver IC Feature Summary

• Integrated synchronous buck topology with built-in MOSFETs for efficient power conversion
• Supports analog PWM dimming control for precise brightness adjustment
• Configurable output current ranging from 20mA to 150mA using external resistors
• Operates reliably across extended temperature ranges suitable for automotive environments

LED Driver IC Applications

• Automotive exterior and interior lighting systems
• Commercial LED illumination fixtures
• Industrial high-bay and task lighting

LED Driver IC Procurement Notes

Verify the specific suffix 'AAUD/V+T' matches the required tape-and-reel packaging configuration. Confirm that the 14-TSSOP-EP package dimensions align with your PCB footprint design. Ensure the component meets the -40°C to 125°C operating temperature specifications required for your target application environment before finalizing procurement orders.

LED Driver IC Selection Notes

Select this component when a robust, high-voltage input LED driver is needed for automotive or industrial settings. It is suitable for designs requiring integrated MOSFETs to reduce external component count. Choose this part if analog PWM dimming compatibility is preferred over digital interfaces. Verify that the 2A current capability and 400kHz switching frequency meet the thermal and efficiency requirements of the specific lighting module.

LED Driver IC Part Context

This device belongs to the MAX20050x series of LED drivers from Maxim Integrated. It is specifically engineered for high-voltage LED applications where reliability and compact size are critical. The series offers various configurations tailored for different lighting standards and form factors in transportation and infrastructure sectors.

LED Driver IC Replacement Considerations

Check for direct pin-compatible alternatives within the MAX20050x family. Verify that any substitute maintains the same 65V input rating and 2A output capacity. Ensure the replacement supports the required 400kHz switching frequency and analog dimming interface.