AOTF409

Single FETs, MOSFETs Overview

The AOTF409 is a P-Channel Enhancement Mode Field Effect Transistor manufactured by Alpha & Omega Semiconductor. It utilizes advanced trench technology to deliver low on-resistance and gate charge. The device features a Drain-Source Voltage (VDS) of -60V, a Continuous Drain Current (ID) of -24A at TC=25°C, and a maximum Junction-to-Ambient thermal resistance (RθJA) of 58 °C/W. It operates within a junction temperature range of -55°C to 175°C.

Single FETs, MOSFETs Feature Summary

• Advanced trench technology for excellent RDS(ON) and low gate charge
• Excellent thermal resistance suitable for high current load applications
• 100% Unclamped Inductive Switching (UIS) tested

Single FETs, MOSFETs Applications

• High current load applications
• DC/DC converters
• Motor drive circuits
• Hot swap controllers

Single FETs, MOSFETs Procurement Notes

Verify the specific package variant required, as the datasheet indicates electrical identity between standard and halogen-free versions. Confirm that the TO-220FL package matches the target PCB footprint and thermal management strategy. Ensure the design accounts for the specified thermal resistance values under actual operating conditions rather than idealized test environments.

Single FETs, MOSFETs Selection Notes

Select this component for designs requiring robust P-channel switching with high avalanche energy capability. The TO-220FL package provides superior heat dissipation compared to surface-mount alternatives. Consider the gate threshold voltage characteristics when designing the driver circuitry to ensure reliable turn-on across the full operating temperature range.

Single FETs, MOSFETs Part Context

This part belongs to the Alpha & Omega Semiconductor P-Channel MOSFET family. It is designed using state-of-the-art manufacturing processes to provide industry-leading performance in medium voltage applications. The device complements N-channel counterparts in bridge configurations.

Single FETs, MOSFETs Replacement Considerations

The AOTF409L is electrically identical to the AOTF409 but is halogen-free. Verify if environmental compliance requirements dictate the use of the L suffix version.

Single FETs, MOSFETs FAQ

Is the AOTF409L different from the AOTF409?

No, the AOTF409L is electrically identical to the AOTF409; it is simply the halogen-free version.

What is the maximum repetitive avalanche energy rating?

The datasheet specifies a repetitive avalanche energy rating based on an inductance of 0.1mH, though specific energy values depend on the peak avalanche current and pulse width limits.