MAX6969AWG+

LED Driver IC Overview

The MAX6969AWG+ is a linear LED display driver manufactured by Analog Devices Inc./Maxim Integrated. It features sixteen constant-current outputs capable of driving up to 55mA per channel, with a maximum supply voltage of 5.5V. The device integrates a shift register for serial data input and supports linear dimming control. Packaged in a 24-pin SOIC format, it operates within a temperature range of -40°C to +125°C. Key electrical specifications include a high-level output current of 61mA and a low-level output current of 37mA, with a power dissipation rating of 941mW.

LED Driver IC Feature Summary

• Integrates sixteen constant-current LED drivers with linear shift register functionality
• Supports serial interface data input for simplified control architecture
• Provides adjustable linear dimming capability across all output channels

LED Driver IC Applications

• Signage displays
• LED matrix panels
• Bar graph indicators

LED Driver IC Procurement Notes

Verify the specific suffix (e.g., AWG+) against the manufacturer's official datasheet to confirm package type and temperature grade. Ensure the ordering part number matches the required tape-and-reel or tube packaging configuration. Cross-reference the component marking code with the manufacturer's identification guide to prevent counterfeit substitution during assembly.

LED Driver IC Selection Notes

Select this component when a fixed 16-channel constant-current solution is required for signage applications. The linear topology suits designs where complex PWM dimming is unnecessary. Verify that the system voltage remains within the 3V to 5.5V operating range and that the thermal design accommodates the specified power dissipation limits under maximum load conditions.

LED Driver IC Part Context

This part belongs to the MAX6969 series of LED display drivers from Maxim Integrated. It is designed as a cost-effective alternative to more complex multiplexed drivers. The device simplifies PCB layout by integrating current regulation directly into the output stage, reducing the need for external components typically required in discrete LED driving circuits.

LED Driver IC Replacement Considerations

Consult the manufacturer's cross-reference list for verified substitutes. Ensure any replacement maintains the 24-SOIC footprint and compatible pinout to avoid board redesign.