MAX25221ATJ/V+T

Power Management - Specialized Overview

The MAX25221ATJ/V+T is an automotive-grade, four-channel TFT-LCD power supply controller designed for infotainment systems. It integrates a synchronous boost converter and three LDOs to generate required voltages for display panels. The device operates from a 2.65V to 5.5V input supply and supports output currents up to 1.1A for the boost channel. It features AEC-Q100 qualification and functions within a -40°C to 125°C ambient temperature range.

Power Management - Specialized Feature Summary

• Integrates a high-efficiency synchronous boost converter with three dedicated low-dropout regulators for complete LCD bias generation.
• Automotive-qualified component ensuring reliability in demanding vehicle environments.
• Supports flexible configuration for various TFT-LCD panel requirements through integrated control logic.

Power Management - Specialized Applications

• Automotive infotainment system displays
• Dashboard instrument cluster power supplies
• Rear-seat entertainment system TFT-LCD drivers

Power Management - Specialized Procurement Notes

Verify the specific suffix 'V+T' indicates tape-and-reel packaging when sourcing. Confirm AEC-Q100 compliance status directly with Analog Devices or authorized distributors. Ensure the supplier provides valid traceability documentation for automotive grade components. Check RoHS3 compliance status as per current manufacturing standards.

Power Management - Specialized Selection Notes

Select this component for applications requiring a single-chip solution for multiple LCD rail voltages. Consider the 32-WFQFN package size constraints during PCB layout. Evaluate thermal performance given the exposed pad requirement for heat dissipation. Verify input voltage compatibility with the vehicle's power bus before integration.

Power Management - Specialized Part Context

This part belongs to Maxim Integrated's family of display power management solutions. It complements other controllers by providing a specialized multi-rail approach for automotive displays. The series focuses on reducing bill-of-materials count by integrating boost and LDO stages into one package.

Power Management - Specialized Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult Analog Devices application engineering for potential cross-reference options based on specific electrical requirements.