AOT2140L

Single FETs, MOSFETs Overview

The AOT2140L is a 40V N-Channel MOSFET utilizing AlphaSGT technology. It features a maximum continuous drain current of 5A at VGS=10V and a low on-resistance of less than 1.5mΩ at VGS=10V, or less than 2mΩ at VGS=4.5V. The device is housed in a TO-220 package with a junction-to-case thermal resistance of 0.55°C/W and a junction-to-ambient thermal resistance of 60°C/W. It supports a maximum junction temperature of 175°C.

Single FETs, MOSFETs Feature Summary

• Utilizes AlphaSGT technology for optimized ruggedness and low gate charge.
• Features extremely low static drain-source on-resistance to minimize conduction losses.
• Includes 100% UIS (Unclamped Inductive Switching) testing for enhanced reliability.

Single FETs, MOSFETs Applications

• DC Motor Driver
• Synchronous Rectification in DC/DC Converters
• Synchronous Rectification in AC/DC Converters

Single FETs, MOSFETs Procurement Notes

Verify the specific ordering suffix matches the required package type, as the AOB2140L variant utilizes a TO-263 D2PAK tape and reel format instead of the standard tube packaging. Confirm RoHS compliance status and ensure the component meets halogen-free requirements before finalizing procurement specifications.

Single FETs, MOSFETs Selection Notes

Select this component for applications requiring robust performance under inductive switching conditions due to its verified UIS capability. The low RDS(ON) makes it suitable for high-efficiency synchronous rectification where minimizing heat generation is critical. Ensure the drive voltage aligns with the specified thresholds for optimal on-resistance performance.

Single FETs, MOSFETs Part Context

This part belongs to the AlphaSGT family of power MOSFETs from Alpha & Omega Semiconductor. These devices are designed for general-purpose switching applications, offering a balance of low on-resistance and fast switching speeds. The TO-220 package provides efficient thermal dissipation capabilities compared to smaller surface-mount alternatives.

Single FETs, MOSFETs Replacement Considerations

The AOB2140L serves as a direct functional equivalent with an identical electrical profile but differs in physical packaging, utilizing a TO-263 form factor instead of the TO-220 configuration.

Single FETs, MOSFETs FAQ

Is the AOT2140L tested for unclamped inductive switching?

Yes, the datasheet confirms that every unit undergoes 100% Unclamped Inductive Switching (UIS) testing to ensure reliability under inductive load conditions.

What is the maximum operating junction temperature?

The maximum junction temperature for the AOT2140L is rated at 175°C.