MAX6971AUG+T

LED Driver IC Overview

The MAX6971AUG+T is a 16-port constant-current LED driver IC manufactured by Analog Devices Inc./Maxim Integrated. It operates within an input voltage range of 3 V to 5.5 V and delivers up to 55 mA per channel. The device supports output voltages up to 36 V and utilizes a boost topology for LED illumination. It features linear shift register dimming control and is housed in a 24-pin TSSOP package. The component is rated for operation between -40°C and +125°C.

LED Driver IC Feature Summary

• Provides 16 independent constant-current channels for uniform LED brightness control
• Integrates linear shift register architecture for simplified serial data interface
• Supports high-voltage outputs up to 36 V via internal boost regulation
• Enables precise dimming capabilities through dedicated control logic

LED Driver IC Applications

• Segmented LCD displays requiring backlighting
• LED indicator arrays in automotive instrumentation
• High-density LED matrix signage systems
• Portable electronic device display modules

LED Driver IC Procurement Notes

Verify the specific suffix AUG+T against official Analog Devices documentation to confirm the TSSOP-24 package and tape-and-reel shipping configuration. Ensure compatibility with system voltage requirements, as the device mandates a 3 V to 5.5 V supply range. Cross-reference the AEC-Q100 qualification status if automotive reliability standards are required for the target application environment.

LED Driver IC Selection Notes

Select this component when designing circuits requiring multiple synchronized LED outputs with minimal external components. The integrated boost converter eliminates the need for external inductors in low-voltage applications, simplifying PCB layout. Consider the thermal dissipation characteristics of the TSSOP package relative to the total current load across all sixteen channels during continuous operation.

LED Driver IC Part Context

This part belongs to the MAX6971 family of LED drivers designed for high-channel-count applications. It serves as a specialized solution for managing complex lighting patterns in compact form factors. The integration of shift register functionality allows for daisy-chaining multiple units to expand control capabilities without increasing microcontroller pin usage.

LED Driver IC Replacement Considerations

Consult official manufacturer substitution guides for verified equivalents. Generic cross-references may not match the specific 55 mA output current or 36 V boost capability.