AONS66405T

Single FETs, MOSFETs Overview

The AONS66405T is an N-Channel MOSFET from Alpha & Omega Semiconductor Inc., designed for high-current switching applications. It features a 40V drain-source voltage (Vdss) and supports continuous drain currents of 70A at ambient temperature (Ta) and 385A at case temperature (Tc). The device utilizes an 8-DFN (5x6) surface-mount package, offering power dissipation ratings of 8.8W (Ta) and 258W (Tc). It operates within a junction temperature range of -55°C to 150°C.

Single FETs, MOSFETs Feature Summary

• High current handling capability with up to 385A continuous drain current at case temperature
• Low on-resistance optimized for efficient power switching in compact designs
• Robust thermal performance supporting high power dissipation in small form factor packages

Single FETs, MOSFETs Applications

• High-current DC-DC converter modules
• Power distribution units in computing systems
• Motor control circuits requiring low voltage switching

Single FETs, MOSFETs Procurement Notes

Verify the specific suffix 'T' indicates tape and reel packaging when ordering. Confirm the manufacturer's datasheet for the latest electrical characteristics and thermal resistance values. Ensure compatibility with the intended PCB footprint for the 8-DFN (5x6) package. Check for RoHS compliance status if required by your manufacturing standards.

Single FETs, MOSFETs Selection Notes

Select this component for applications demanding high current density in a small footprint. Compare the 40V rating against system voltage spikes. Evaluate the thermal management requirements given the high Tc current rating. Consider the gate charge specifications for driving efficiency in high-frequency switching environments.

Single FETs, MOSFETs Part Context

This part belongs to Alpha & Omega Semiconductor's lineup of power MOSFETs. It is distinct from similar models like AON6405, which is a P-Channel variant. The AONS series typically focuses on advanced trench technology for improved performance in automotive and industrial power applications.

Single FETs, MOSFETs Replacement Considerations

Check for direct pin-compatible substitutes with similar Vdss and Id ratings. Verify that any replacement maintains the same 8-DFN (5x6) package dimensions. Ensure the alternative device meets or exceeds the required thermal dissipation capabilities.