MAX6975ATL+

LED Driver IC Overview

The MAX6975ATL+ is a 24-output PWM LED driver IC designed for message boards and lighting applications. It operates from a 3.0V to 3.6V power supply, with an LED power supply range of 3V to 7V. The device requires only 0.8V headroom above the LED voltage. It features a 40-WFQFN exposed pad package (40-TQFN 6x6). Key electrical parameters include a maximum supply current of 52 mA and power dissipation of 2963 mW. The output current capability is specified at 30mA per channel.

LED Driver IC Feature Summary

• Provides 24 individually addressable PWM outputs for precise LED brightness control
• Operates with low headroom requirements, requiring only 0.8V above LED voltage
• Supports flexible power supply configurations with separate logic and LED supply rails

LED Driver IC Applications

• Message board displays
• LED lighting drivers
• Signage systems

LED Driver IC Procurement Notes

Verify component authenticity through authorized Analog Devices channels due to obsolete status. Confirm RoHS compliance details via official documentation. Check for alternative sourcing options as standard distribution may be limited. Ensure packaging integrity matches the tube specification. Validate part marking against official datasheet images.

LED Driver IC Selection Notes

Select this component for designs requiring high-density LED control in compact spaces. The 40-TQFN package suits surface-mount applications. Ensure input voltage ranges align with system 3.0V-3.6V logic levels. Verify thermal management capabilities given the 2963 mW power dissipation rating. Consider the 30mA output current limit for load calculations.

LED Driver IC Part Context

Part of the MAX6975 series from Maxim Integrated, now under Analog Devices. This family includes variants like MAX6974 and MAX6975ATL+. The MAX6975 specifically offers 24 outputs compared to other series members. It is categorized under PMIC LED Drivers. The product line focuses on efficient LED control solutions for display applications.

LED Driver IC Replacement Considerations

MAX6974ATL+ serves as a related variant within the same series. Cross-reference pinouts and output counts when substituting. Verify compatibility with existing PCB footprints and software drivers. Consult official obsolescence notices for long-term availability implications.