MAX25432BATLP/V+

Power Management - Specialized Overview

The MAX25432BATLP/V+ is an automotive-grade, integrated I2C-controlled buck-boost port controller and protector designed for USB Power Delivery (PD) 3.1 Type-C applications. It supports Programmable Power Supply (PPS) and operates within a 4.5 V to 36 V input voltage range. The device features a high switching frequency of 2.2 MHz and draws an operating supply current of 2.4 mA. It is rated for temperatures from -40°C to +125°C and is housed in a 40-pin TQFN package.

Power Management - Specialized Feature Summary

• Integrated protection against passenger cable shielding battery short circuits
• Built-in current detection amplifier for precise power management
• Supports USB PD 3.1 Type-C and PPS protocols via I2C interface

Power Management - Specialized Applications

• Automotive USB host ports
• Downstream-facing port (DFP) implementations
• In-vehicle infotainment systems requiring 100W power delivery

Power Management - Specialized Procurement Notes

Verify the suffix 'V+' indicates lead-free compliance and RoHS adherence. Confirm the 'T' in the full part number denotes tape-and-reel packaging if required for automated assembly. Ensure the specific lot date code meets project timelines. Cross-reference the datasheet revision with the ordered component to ensure feature compatibility.

Power Management - Specialized Selection Notes

Select this component for automotive environments requiring robust over-current and short-circuit protection alongside high-power USB PD capabilities. The integrated buck-boost topology simplifies design by handling wide input voltage variations typical in vehicle electrical systems. Consider the 40-TQFN package size for board space constraints.

Power Management - Specialized Part Context

This part belongs to the MAX25432 family of automotive USB port controllers. It is specifically engineered to manage power delivery and protection for downstream devices in vehicles. The series emphasizes safety and compliance with automotive standards while supporting modern fast-charging protocols.

Power Management - Specialized Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing I2C addressing and pinout requirements before considering alternative components.