MAX25221CATJ/V+T

Power Management - Specialized Overview

The MAX25221CATJ/V+T is an automotive-grade, four-channel TFT-LCD power supply IC from Analog Devices (Maxim Integrated). Designed for infotainment systems, it integrates synchronous boost and buck converters to generate required LCD voltages. The device operates within a supply voltage range of 2.65V to 5.5V and supports an operating temperature range of -40°C to 125°C. It features an I2C interface for configuration and includes an optional VCOM buffer. Packaged in a TQFN-EP-32, it draws a typical supply current of 1.5mA.

Power Management - Specialized Feature Summary

• Automotive qualification compliant with AEC-Q100 Grade 1 standards
• Integrated four-channel power stage for TFT-LCD bias generation
• Configurable via digital I2C interface for flexible system control
• Includes optional VCOM buffer for enhanced display performance

Power Management - Specialized Applications

• Automotive infotainment displays
• TFT-LCD panel power management
• In-vehicle information systems

Power Management - Specialized Procurement Notes

Verify the specific suffix 'VY' against official documentation to confirm package or tape-and-reel specifications. Confirm AEC-Q100 Grade 1 compliance requirements for your target application. Ensure I2C address settings match your system design. Check for obsolescence or lifecycle status updates directly from Analog Devices before finalizing procurement plans.

Power Management - Specialized Selection Notes

Select this component for applications requiring a single-chip solution for multiple LCD rails. It is suitable for designs needing integrated boost and buck conversion with digital control. Consider the TQFN-EP-32 package for thermal performance and board space constraints. Verify that the input voltage range aligns with the vehicle's power bus characteristics.

Power Management - Specialized Part Context

This part belongs to the MAX2522x family of automotive display drivers. It complements other Maxim Integrated solutions for complete display subsystems. The series targets high-volume automotive manufacturing with robust reliability standards. It replaces older discrete power solutions by integrating multiple regulators into one compact IC.

Power Management - Specialized Replacement Considerations

Check the MAX25220 and MAX25221B datasheets for potential pin-compatible or functionally similar alternatives within the same family. Verify if the VCOM buffer requirement matches the replacement part's capabilities.