HUF75545S3ST

Single FETs, MOSFETs Overview

The HUF75545S3ST is an N-Channel UltraFET Power MOSFET manufactured by onsemi. It features a drain-source breakdown voltage (Vds) of 80 V and supports a continuous drain current (Id) of 75 A at case temperature. The device exhibits a maximum on-resistance (Rds(on)) of 10 mΩ. It is housed in a surface-mount D2PAK-3 (TO-263-3) package with a power dissipation rating of 270 W at case temperature. The component operates within a junction temperature range of -55°C to +175°C.

Single FETs, MOSFETs Feature Summary

• Utilizes UltraFET technology for enhanced switching performance and low conduction losses.
• Designed for high-efficiency power management applications requiring robust thermal handling.
• Single-channel configuration simplifies circuit design for DC-DC conversion systems.

Single FETs, MOSFETs Applications

• DC-DC converter modules
• Power distribution units
• Load switch circuits

Single FETs, MOSFETs Procurement Notes

Verify the specific datasheet revision and electrical parameter tolerances against the manufacturer's official documentation before integration. Confirm that the D2PAK-3 package footprint matches the target PCB layout requirements. Ensure thermal management solutions are adequate for the specified power dissipation limits under actual operating conditions.

Single FETs, MOSFETs Selection Notes

Select this component when an 80 V rating and 75 A current capacity are required in a TO-263 form factor. Consider the 10 mΩ on-resistance for efficiency calculations in low-voltage, high-current applications. Evaluate thermal resistance characteristics to ensure reliable operation within the specified temperature range.

Single FETs, MOSFETs Part Context

This part belongs to the HUF75345S3S series of N-Channel UltraFET Power MOSFETs from onsemi. The series is engineered for general-purpose power switching applications. The HUF75545S3ST variant specifically provides an 80 V breakdown voltage, distinguishing it from other voltage ratings within the same product family.

Single FETs, MOSFETs Replacement Considerations

Cross-reference with HUF75345S3ST for similar UltraFET specifications, noting differences in voltage ratings. Verify pinout compatibility and thermal characteristics when substituting with other D2PAK-3 MOSFETs from onsemi or alternative manufacturers.