AOTF18N65L

Single FETs, MOSFETs Overview

The AOTF18N65L is a 650V, 18A N-Channel MOSFET fabricated using an advanced high-voltage process. It features low R DS(on) and capacitances (C iss, C rss) with guaranteed avalanche capability. The device is designed for robust performance in AC-DC applications. It includes a halogen-free 'L' suffix variant. Key ratings include V DS of 750V at 150°C, I D of 18A at V GS =10V, and R DS(ON) < 0.39Ω at V GS =10V. It is 100% UIS tested and comes in a TO-247 package.

Single FETs, MOSFETs Feature Summary

• Advanced high-voltage MOSFET process for robustness
• Low on-resistance and gate charge characteristics
• Guaranteed avalanche capability for reliability
• Halogen-free construction option available

Single FETs, MOSFETs Applications

• Offline power supply designs
• AC-DC converter circuits
• General-purpose switching applications

Single FETs, MOSFETs Procurement Notes

Verify the specific datasheet revision and ordering information directly from Alpha & Omega Semiconductor official documentation. Confirm that the 'L' suffix denotes the halogen-free version as specified in the product summary. Ensure the TO-247 package type matches your PCB footprint requirements. Cross-reference the absolute maximum ratings with your system's thermal and electrical constraints before finalizing procurement.

Single FETs, MOSFETs Selection Notes

Select this component for designs requiring high voltage blocking capability and moderate current handling in offline topologies. The low R DS(on) contributes to reduced conduction losses. Verify compatibility with existing gate drive voltages, specifically the 10V threshold for rated performance. Consider thermal management solutions suitable for the TO-247 package to maintain junction temperature within safe operating limits during operation.

Single FETs, MOSFETs Part Context

This part belongs to Alpha & Omega Semiconductor's N-Channel MOSFET portfolio, targeting power management solutions. It shares process technology with similar series parts like the AOK18N65. The manufacturer specializes in power ICs for consumer, industrial, and telecom sectors. This specific model addresses the need for efficient switching in compact power supplies.

Single FETs, MOSFETs Replacement Considerations

Direct substitutes may include other 650V, 18A N-Channel MOSFETs in TO-247 packages from manufacturers such as Fairchild or Unisonic Technologies. Verify pinout compatibility and electrical parameters like R DS(on) and Q g before substitution. Check for equivalent avalanche energy ratings if used in inductive switching environments.