AOK18N65L

Single FETs, MOSFETs Overview

The AOK18N65L is a 650V N-Channel MOSFET from Alpha & Omega Semiconductor, utilizing an advanced high-voltage process for robust AC-DC performance. It features low R DS(on) and capacitances with guaranteed avalanche capability. The 'L' suffix denotes a Halogen-Free variant. Key parameters include V DS of 750V at 150°C, I D of 18A at V GS =10V, and R DS(ON) less than 0.39Ω at V GS =10V. It is 100% UIS and R g tested.

Single FETs, MOSFETs Feature Summary

• Advanced high voltage MOSFET process designed for high performance and robustness in offline power supply designs.
• Guaranteed avalanche capability ensures reliability under transient stress conditions.
• Halogen-free material composition for environmental compliance.

Single FETs, MOSFETs Applications

• Offline power supply designs
• AC-DC converter applications

Single FETs, MOSFETs Procurement Notes

Verify the specific part number includes the 'L' suffix to confirm Halogen-Free status, as standard versions may differ. Confirm package type is TO-247 and check for current datasheet revisions regarding testing standards. Ensure design compatibility with the specified 18A continuous drain current and 650V/750V voltage ratings for your target application.

Single FETs, MOSFETs Selection Notes

Select this component for designs requiring high voltage isolation and robust avalanche ruggedness. The low on-resistance supports efficient power conversion. Verify thermal management requirements align with the TO-247 package capabilities. Consider the Halogen-Free attribute if regulatory compliance mandates restricted substances.

Single FETs, MOSFETs Part Context

This device belongs to Alpha & Omega Semiconductor's discrete MOSFET portfolio, optimized for general-purpose high-voltage switching. The AOK series utilizes proprietary trench technology to balance conduction losses and switching speeds. It serves as a key component in modern switch-mode power supplies where efficiency and reliability are critical.

Single FETs, MOSFETs Replacement Considerations

Check for direct substitutes within the AOK series or comparable 650V N-Channel MOSFETs from other manufacturers. Ensure pinout compatibility (Drain, Source, Gate) and package dimensions match the existing PCB layout. Verify that alternative parts meet or exceed the 0.39Ω R DS(on) and 18A I D specifications.