LT8253HUFDM#PBF

Power Management - Specialized Overview

The LT8253HUFDM#PBF is a synchronous 4-switch buck-boost controller optimized for automotive USB-C power delivery applications. It supports input voltages up to 40V and delivers output voltages ranging from 1V to 25V. The device operates with a fixed switching frequency of 2MHz and provides up to 60W of output power. It functions within an ambient temperature range of -40°C to +150°C and utilizes a 28-pin QFN package.

Power Management - Specialized Feature Summary

• Fully compliant with USB Type-C Power Delivery specifications for automotive environments
• Synchronous 4-switch topology enabling efficient bidirectional energy flow
• Integrated shutdown capability for system power management

Power Management - Specialized Applications

• Automotive infotainment systems requiring USB-C charging
• Vehicle dashboards with integrated display power supplies
• On-board charger interfaces supporting USB PD standards

Power Management - Specialized Procurement Notes

Verify the specific suffix (e.g., #PBF) against the manufacturer's official documentation to confirm lead-free compliance and packaging type. Ensure the component grade matches automotive requirements if deployed in vehicle electronics. Cross-reference the full part number with Analog Devices datasheets to validate pinout compatibility and thermal performance characteristics before integration.

Power Management - Specialized Selection Notes

Select this controller when designing systems that require strict adherence to USB Type-C Power Delivery protocols in automotive settings. The 2MHz switching frequency allows for smaller passive components compared to lower-frequency alternatives. Consider the 28-QFN package for space-constrained PCB layouts while ensuring adequate thermal dissipation for the specified 60W output capability.

Power Management - Specialized Part Context

This component belongs to the LT8253 family, which includes variants like the LT8253A. These controllers are specifically engineered for high-efficiency power conversion in demanding automotive environments. The family focuses on integrating complex control logic required for modern USB-C power negotiation and regulation into a compact form factor suitable for vehicle integration.

Power Management - Specialized Replacement Considerations

LT8253AHUFDM#PBF is a verified variant within the same product family offering similar functionality.