AOI4184

Single FETs, MOSFETs Overview

The AOI4184 is a 40V N-Channel MOSFET manufactured by Alpha & Omega Semiconductor Inc. It utilizes advanced trench technology to achieve low gate charge and excellent on-resistance. The device features a maximum drain-source voltage of 40V, a continuous drain current of 50A at 25°C case temperature, and a static drain-source on-resistance of less than 8mΩ at VGS=10V. It operates within a junction temperature range of -55°C to 175°C.

Single FETs, MOSFETs Feature Summary

• Advanced trench technology design for low gate charge and high performance
• Excellent thermal resistance characteristics suitable for high current load applications
• 100% tested for Unclamped Inductive Switching (UIS) capability
• 100% tested for Gate Resistance (Rg)

Single FETs, MOSFETs Applications

• High current load applications
• Power management circuits requiring low RDS(ON)
• Switching applications with inductive loads

Single FETs, MOSFETs Procurement Notes

Verify the specific package type required, as the datasheet covers both TO-251A (IPAK) and TO-252 (DPAK) variants under the same part number series. Confirm that the selected component meets the intended thermal dissipation requirements based on the application's board design and ambient conditions. Ensure compliance with export control regulations and applicable legal requirements during procurement.

Single FETs, MOSFETs Selection Notes

Select this component for applications requiring a 40V N-Channel MOSFET with high current handling capabilities up to 50A. Consider the thermal resistance values provided for both junction-to-case and junction-to-ambient scenarios when designing heat dissipation strategies. Evaluate the gate charge specifications against the driving circuit's capabilities to ensure efficient switching performance.

Single FETs, MOSFETs Part Context

The AOI4184 belongs to the AOD4184/AOI4184 product family from Alpha & Omega Semiconductor Inc. It is an N-Channel MOSFET designed for power switching applications. The 'I' suffix typically denotes a specific packaging or testing variant within the manufacturer's lineup, often corresponding to the IPAK/TO-251A package as detailed in the documentation.

Single FETs, MOSFETs Replacement Considerations

Direct substitutes are not explicitly listed in the provided source material. When selecting alternatives, match the 40V VDS rating, N-channel configuration, and comparable RDS(ON) and current handling capabilities. Verify pinout compatibility if replacing in an existing footprint.