HUF76121D3ST

Single FETs, MOSFETs Overview

The HUF76121D3ST is an N-channel Logic Level UltraFET power MOSFET manufactured by Fairchild Semiconductor. It features a 100V drain-source voltage rating and supports a continuous drain current of 45A. The device exhibits a low on-resistance of 0.028 ohms, facilitating efficient power switching with minimal conduction losses. Packaged in the DPAK (TO-252AA) surface-mount format, it is designed for high-current applications requiring robust thermal performance and reliable operation under demanding electrical conditions.

Single FETs, MOSFETs Feature Summary

• Logic level gate drive capability enables direct control from standard logic interfaces without additional driver circuitry.
• UltraFET technology provides optimized on-resistance for improved efficiency in power conversion stages.
• Surface-mount DPAK package design facilitates automated assembly and effective heat dissipation.

Single FETs, MOSFETs Applications

• DC-DC converter circuits
• Motor control systems
• Power management modules

Single FETs, MOSFETs Procurement Notes

Verify the manufacturer origin, as this component has been produced by multiple entities including Fairchild, Intersil, Renesas, and ON Semiconductor. Confirm the specific datasheet version matches your design requirements. Ensure the ordering suffix corresponds to the correct tape-and-reel packaging configuration required for your manufacturing process.

Single FETs, MOSFETs Selection Notes

Select this component when a 100V rating and 45A continuous current capacity are required in a compact surface-mount footprint. The low on-resistance makes it suitable for applications prioritizing efficiency. Verify that the gate charge characteristics align with your driving circuit's speed and power constraints before finalizing the design.

Single FETs, MOSFETs Part Context

This part belongs to the UltraFET family of power MOSFETs, which are engineered for high-performance switching applications. The series typically includes variants with different voltage and current ratings to suit diverse power electronics needs. The D3 suffix often indicates lead-free compliance, adhering to environmental standards for electronic components.

Single FETs, MOSFETs Replacement Considerations

Cross-reference with other manufacturers' parts offering identical 100V, 45A specifications and DPAK packaging. Verify pinout compatibility and thermal resistance values to ensure seamless integration into existing designs without modification.