MAX16822AASA/V+

LED Driver IC Overview

The MAX16822AASA/V+ is a step-down constant-current high-brightness LED driver featuring an integrated MOSFET and high-side current sense. It operates with an input voltage range of 6 V to 65 V and delivers a maximum output current of 350 mA. The device utilizes a fixed switching frequency of 2 MHz and supports PWM dimming. It is housed in an 8-SOIC package and is qualified under AEC-Q100 standards for automotive reliability.

LED Driver IC Feature Summary

• Integrates a power MOSFET and high-side current sensing circuitry to simplify design.
• Supports pulse-width modulation (PWM) dimming for precise brightness control.
• Provides constant-current regulation suitable for high-brightness LED applications.

LED Driver IC Applications

• Automotive interior lighting
• Automotive exterior lighting
• Architectural lighting systems
• Ambient lighting solutions

LED Driver IC Procurement Notes

Verify the specific suffix 'V+' indicates RoHS compliance and lead-free status as per manufacturer documentation. Confirm the SOIC-8 package dimensions match your PCB footprint requirements. Ensure the component meets AEC-Q100 qualification standards if used in automotive environments. Cross-reference the datasheet revision to confirm pinout compatibility with existing designs.

LED Driver IC Selection Notes

Select this component when a buck topology is required for driving high-brightness LEDs from higher voltage rails. The integrated switch reduces external component count compared to discrete solutions. Consider the 2 MHz switching frequency for smaller passive components. Verify that the 350 mA output current aligns with the target LED string configuration and thermal management capabilities.

LED Driver IC Part Context

This part belongs to the MAX16822 family of high-brightness LED drivers manufactured by Analog Devices Inc./Maxim Integrated. The series offers cost-effective solutions for various illumination needs. The MAX16822A variant specifically targets applications requiring robust performance and integration. It complements other drivers in the portfolio designed for different current levels or topologies.

LED Driver IC Replacement Considerations

The MAX16822BASA+ is a related variant within the same product family. Verify functional equivalence and parameter alignment before substitution. Check for any differences in electrical characteristics or package specifications between the A and B variants to ensure compatibility with the existing system design.