AOTF3N90

Single FETs, MOSFETs Overview

The AOTF3N90 is a single N-channel MOSFET manufactured by Alpha & Omega Semiconductor Inc. It features an 800V drain-source voltage rating and supports continuous drain currents of 3A at case temperature and 1.5A at ambient temperature. The device utilizes a TO-220F through-hole package with a maximum power dissipation of 40W at the case. Key electrical parameters include a gate threshold voltage of up to 4V at 250µA, a maximum gate charge of 16nC at 10V, and an input capacitance of 750pF at 40V. It operates within a junction temperature range of -55°C to 150°C.

Single FETs, MOSFETs Feature Summary

• High-voltage capability suitable for demanding power switching applications
• Through-hole mounting configuration for robust mechanical stability
• Optimized gate charge characteristics for efficient drive requirements

Single FETs, MOSFETs Applications

• Power supply circuits requiring high voltage isolation
• Industrial motor control systems
• General-purpose power switching modules

Single FETs, MOSFETs Procurement Notes

Verify component authenticity against official Alpha & Omega Semiconductor datasheets prior to integration. Confirm that the specific revision matches design requirements, as manufacturing processes may evolve. Ensure compliance with RoHS directives if environmental regulations apply to the final assembly. Cross-reference part markings with manufacturer documentation to prevent counterfeit substitution during sourcing.

Single FETs, MOSFETs Selection Notes

Select this component when designing circuits necessitating an 800V blocking voltage in a standard through-hole form factor. Evaluate thermal management strategies carefully, as the TO-220F package relies on heatsinking for optimal performance under load. Compare gate charge specifications against driver capabilities to ensure adequate switching speeds without excessive losses.

Single FETs, MOSFETs Part Context

This device belongs to the AOTF series of N-channel MOSFETs from Alpha & Omega Semiconductor. The series targets medium-power applications where reliable high-voltage switching is critical. The TO-220F packaging distinguishes it from surface-mount alternatives, offering easier prototyping and manual assembly options for industrial and consumer electronics manufacturers.

Single FETs, MOSFETs Replacement Considerations

Consult official manufacturer substitution guides for verified equivalents. Generic replacements must match the 800V rating, TO-220F footprint, and current handling capabilities. Verify pinout compatibility and thermal resistance values before implementing any alternative components in existing designs.