FPF2302MX

Power Distribution Switches, Load Drivers Overview

The FPF2302MX is a dual-channel load switch from the IntelliMAX family, featuring independent P-channel MOSFET power switches. It operates within an input voltage range of 1.8V to 5.5V, supporting USB device supply requirements. The device provides a typical on-resistance (RON) of 75mΩ at 5.5V and includes a typical current limit of 1.3A. Slew rate control prevents inrush current glitches, while reversed current blocking occurs when disabled. It offers ESD protection exceeding 4000V HBM, independent thermal shutdown, and UVLO.

Power Distribution Switches, Load Drivers Feature Summary

• Dual independent channels with slew rate controlled turn-on to prevent supply rail glitches
• Integrated current limiting and reversed current blocking functionality
• Direct interface capability with low-voltage logic control signals
• Built-in protection mechanisms including independent thermal shutdown and under-voltage lockout

Power Distribution Switches, Load Drivers Applications

• Notebook computing systems
• Peripheral USB ports
• Networking equipment utilizing USB interfaces

Power Distribution Switches, Load Drivers Procurement Notes

Verify the manufacturer designation, as Fairchild Semiconductor's semiconductor division was acquired by ON Semiconductor. Ensure the datasheet source aligns with the specific part number variant. Confirm package details match the SOIC-8 specification for the MX suffix. Cross-reference RoHS compliance status with current manufacturing records to ensure regulatory adherence for procurement.

Power Distribution Switches, Load Drivers Selection Notes

Select this component for applications requiring dual-channel power distribution with precise current management. The 1.3A typical current limit suits moderate load scenarios. Verify that the 1.8V to 5.5V operating range matches the system's supply rails. Consider the 75mΩ on-resistance for efficiency calculations. Ensure the logic input voltage levels are compatible with the controlling microcontroller or processor.

Power Distribution Switches, Load Drivers Part Context

The FPF2302MX belongs to the IntelliMAX family of load switches, designed for portable electronics. It complements similar parts like the FPF2300 and FPF2303, which offer comparable dual-channel architectures. These devices address the need for efficient power management in space-constrained environments, providing robust protection features essential for modern USB-based peripheral connectivity and system reliability.

Power Distribution Switches, Load Drivers Replacement Considerations

The FPF2300 and FPF2303 are documented similar parts within the same IntelliMAX family offering dual-channel configurations. Verify pin compatibility and electrical parameter alignment before substitution. Check if alternative manufacturers provide equivalent specifications for direct replacement in existing designs.