MAX25432BATLG/V+

Power Management - Specialized Overview

The MAX25432BATLG/V+ is an automotive-grade USB Power Delivery port controller and protector designed for Type-C applications. It integrates a buck-boost controller supporting full-range programmable power supply (PPS) with output voltages from 3.3V to 21V at up to 6.35A. The device operates within a 4.5V to 36V input range and features a 40-pin TQFN exposed pad package. It complies with AEC-Q100 standards, ensuring reliability in harsh environments with an operating temperature range of -40°C to 125°C.

Power Management - Specialized Feature Summary

• Integrates I2C-controlled buck-boost converter with PPS capability
• Supports wide input voltage range from 4.5V to 36V
• Provides precise constant voltage regulation with 10mV LSB resolution
• Automotive-grade construction compliant with AEC-Q100

Power Management - Specialized Applications

• Automotive USB Type-C charging ports
• Vehicle electronics power distribution
• USB Power Delivery port controllers
• Programmable power supply systems

Power Management - Specialized Procurement Notes

Verify the component grade is explicitly marked as Automotive and confirm the package type matches the 40-WFQFN Exposed Pad specification. Ensure the ordering suffix corresponds to the lead-free and tape-and-reel requirements if applicable. Cross-reference the manufacturer's latest datasheet to confirm active status and availability before procurement.

Power Management - Specialized Selection Notes

Select this component for applications requiring integrated protection and control in automotive USB-C interfaces. The built-in buck-boost topology simplifies design by handling varying input conditions without external complex circuitry. Consider the thermal performance of the exposed pad package for high-current scenarios up to 6.35A.

Power Management - Specialized Part Context

This part belongs to the MAX25432 series of USB PD controllers. It is specifically engineered for automotive environments, distinguishing it from commercial variants through enhanced temperature ranges and robustness. The series focuses on combining power delivery negotiation with efficient DC-DC conversion in a single compact solution.

Power Management - Specialized Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing BOMs against specific electrical parameters and pinout configurations before considering alternative sources.