AOTF4126

Single FETs, MOSFETs Overview

The AOTF4126 is an N-channel MOSFET from Alpha & Omega Semiconductor, utilizing SDMOSTM trench technology. It features a drain-source voltage (Vdss) of 100 V and a continuous drain current (Id) of 6 A at ambient temperature or 27 A at case temperature. The device has a maximum on-resistance (Rds(on)) of 35 mΩ at Vgs = 10 V and 45 mΩ at Vgs = 7 V. Gate charge (Qg) is typically 8 nC at Vgs = 10 V. Power dissipation is rated at 2.1 W at Ta and 42 W at Tc. It operates within a junction temperature range of -55°C to 150°C and is housed in a TO-220F package.

Single FETs, MOSFETs Feature Summary

• Fabricated with SDMOSTM trench technology for low on-resistance and gate charge.
• Engineered for outstanding efficiency with controlled switching behavior.
• Features robust unipolar construction suitable for general-purpose applications.

Single FETs, MOSFETs Applications

• Pulse Width Modulation (PWM) control circuits
• Load switching applications
• General purpose power switching

Single FETs, MOSFETs Procurement Notes

Verify the specific suffix and packaging configuration against the manufacturer's latest datasheet before ordering. Confirm that the TO-220F through-hole package meets your board layout requirements. Ensure thermal management strategies align with the specified power dissipation ratings at both ambient and case temperatures to maintain reliability within the operating temperature range.

Single FETs, MOSFETs Selection Notes

Select this component when a 100 V rating and moderate current handling are required for low-side switching. The SDMOSTM technology offers a balance of low conduction losses and fast switching speeds. Consider the TO-220F package for ease of prototyping and heat sinking compared to surface-mount alternatives. Verify gate drive voltage compatibility with the specified Rds(on) test conditions.

Single FETs, MOSFETs Part Context

This part belongs to the AOTF series of N-channel MOSFETs from Alpha & Omega Semiconductor. These devices are designed using advanced trench gate technology to optimize performance in power management applications. The series targets cost-effective solutions for consumer electronics and industrial equipment requiring reliable switching capabilities.

Single FETs, MOSFETs FAQ

What is the maximum drain-source voltage for the AOTF4126?

The maximum drain-source voltage (Vdss) is 100 V.

Does the AOTF4126 support high-current operation?

It supports up to 27 A continuous drain current at case temperature, but only 6 A at ambient temperature due to thermal limitations.