AOTF266L

Single FETs, MOSFETs Overview

The AOTF266L is a 60V N-Channel MOSFET utilizing Trench technology, packaged in TO-220F. It features a continuous drain current of 78A at TC=25°C and a maximum junction-to-case thermal resistance of 3.3°C/W. The device exhibits an on-resistance of less than 3.2mΩ at VGS=10V and ID=20A, or less than 3.8mΩ at VGS=6V and ID=20A. Total gate charge is 90nC at VGS=10V. It supports a pulsed drain current of 450A and has been subjected to 100% UIS and Rg testing.

Single FETs, MOSFETs Feature Summary

• Optimized for high-frequency switching with minimized conduction and switching losses through low RDS(ON) and capacitance values.
• Validated for robustness via 100% Unclamped Inductive Switching (UIS) and Gate Resistance testing.
• Designed for efficient performance in boost converters and synchronous rectifier applications.

Single FETs, MOSFETs Applications

• Boost converters
• Synchronous rectifiers
• Consumer power supplies
• Telecom power supplies
• Industrial power supplies
• LED backlighting

Single FETs, MOSFETs Procurement Notes

Verify the specific ordering suffix against official Alpha & Omega Semiconductor documentation to confirm package type and reel specifications. Ensure compatibility with intended PCB footprint and thermal management requirements before procurement. Confirm component status as active or obsolete through authorized distributors.

Single FETs, MOSFETs Selection Notes

Select this component for designs requiring high current handling in a through-hole TO-220F package. Evaluate thermal dissipation capabilities based on the 3.3°C/W junction-to-case resistance. Consider the low gate charge for driving efficiency in high-speed switching circuits compared to standard MOSFETs.

Single FETs, MOSFETs Part Context

This part belongs to the AOT266L/AOB266L/AOTF266L family of 60V N-Channel MOSFETs from Alpha & Omega Semiconductor. The series utilizes advanced trench technology to achieve superior electrical characteristics suitable for modern power conversion architectures.

Single FETs, MOSFETs Replacement Considerations

Direct substitutes include AOT266L (TO-220) and AOB266L (TO-263/D2PAK). Verify pinout compatibility and thermal resistance differences when replacing with surface mount variants.

Single FETs, MOSFETs FAQ

What is the maximum junction temperature for the AOTF266L?

The maximum junction temperature is 175°C, although ratings are often calculated based on a maximum allowed junction temperature of 150°C for standard applications.

Is the AOTF266L tested for avalanche capability?

Yes, the datasheet confirms that the device undergoes 100% Unclamped Inductive Switching (UIS) testing.