MAX25512ATG/VY+

LED Driver IC Overview

The MAX25512ATG/VY+ is an automotive-grade, four-channel white LED backlight driver featuring an integrated current-mode boost converter. It operates within a supply voltage range of 4.5V to 36V and delivers up to 120mA per channel. The device supports switching frequencies between 400kHz and 2.2MHz. Control interfaces include I2C, PWM, and analog dimming. It is housed in a 24-TQFN (4x4) package with exposed pad and functions reliably across temperatures from -40°C to +125°C.

LED Driver IC Feature Summary

• Integrated high-efficiency boost converter for driving multiple series/parallel LED strings
• Multi-mode dimming capability supporting analog, PWM, and I2C control protocols
• Automotive qualification compliant with AEC-Q100 standards for reliability
• Open-drain output configuration for flexible current regulation

LED Driver IC Applications

• Automotive LCD display backlighting systems
• High-brightness LED lighting modules
• Industrial control panel illumination
• Portable electronic device displays

LED Driver IC Procurement Notes

Verify the specific suffix 'VY+' against the manufacturer's official datasheet to confirm pinout compatibility and thermal characteristics. Ensure the component meets AEC-Q100 grade requirements if used in automotive environments. Cross-reference the 24-TQFN package dimensions with your PCB footprint library to guarantee mechanical fit. Confirm that the I2C address settings align with your system design constraints before finalizing procurement.

LED Driver IC Selection Notes

Select this component when designing systems requiring precise multi-channel LED current regulation with integrated power conversion. It is suitable for applications needing flexible dimming methods via I2C or PWM. Consider the 120mA output limit and 36V maximum input voltage when sizing external components. The automotive grade makes it ideal for harsh environment deployments where long-term reliability is critical.

LED Driver IC Part Context

This part belongs to the MAX25512 family of LED drivers manufactured by Analog Devices Inc./Maxim Integrated. The family focuses on highly integrated solutions for backlighting applications. Variants within the series may differ in temperature grades or packaging options. The ATG/VY+ designation specifies the automotive temperature range and specific tape-and-reel or tube packaging configuration.

LED Driver IC Replacement Considerations

Check for MAX25512BATGA/VY+ as a potential alternative variant within the same family. Verify functional equivalence regarding pinouts and electrical specifications before substitution. Consult the manufacturer's obsolescence notices for any discontinued versions.