MAX16826BATJ/V+T

LED Driver IC Overview

The MAX16826BATJ/V+T is a programmable, four-string high-brightness LED driver IC manufactured by Analog Devices Inc./Maxim Integrated. It integrates a switching regulator controller with SEPIC and boost topologies, four-channel linear current sink drivers, an analog-to-digital converter, and an I2C interface. The device operates within a supply voltage range of 4.75V to 24V and supports PWM dimming. It is housed in a 32-TQFN (5x5) package with an exposed pad and is qualified to AEC-Q100 standards for automotive applications.

LED Driver IC Feature Summary

• Integrates a switching regulator controller with SEPIC and boost topologies alongside four-channel linear current sinks
• Includes an onboard analog-to-digital converter for precise current sensing and feedback
• Supports digital control via an I2C interface for programmability
• Qualified to AEC-Q100 automotive reliability standards

LED Driver IC Applications

• High-brightness LED lighting systems
• Automotive exterior and interior illumination
• Backlighting applications requiring multi-string drive

LED Driver IC Procurement Notes

Verify the specific suffix 'V+' indicates lead-free compliance and RoHS adherence when ordering. Confirm the 'T' suffix denotes tape-and-reel packaging if reel quantity is required. Ensure the design supports the 32-TQFN thermal requirements. Cross-reference the exact part number against the manufacturer's latest datasheet to confirm current production status and any potential obsolescence notices before finalizing procurement plans.

LED Driver IC Selection Notes

Select this component for designs requiring independent control of four LED strings with integrated power regulation. The inclusion of an ADC and I2C interface makes it suitable for smart lighting systems needing digital adjustment. Verify that the input voltage range of 4.75V to 24V aligns with the system power supply. Ensure the PCB layout accommodates the 32-TQFN package and provides adequate thermal dissipation for the exposed pad.

LED Driver IC Part Context

This part belongs to the MAX16826 series of LED drivers from Maxim Integrated, now part of Analog Devices. It is designed specifically for high-performance lighting applications where precise current regulation and digital control are necessary. The integration of the power stage controller with the driver reduces external component count compared to discrete solutions.

LED Driver IC Replacement Considerations

Check for direct pin-compatible substitutes within the MAX16826 family, such as the MAX16826ATJ/V+, noting differences in temperature grades or packaging. Verify functional equivalence regarding topology and channel count before substitution.