FQA8N90C

Single FETs, MOSFETs Overview

The FQA8N90C is a 900V N-Channel enhancement mode power MOSFET manufactured using planar stripe DMOS technology. It features an 8.0 A continuous drain current at 25°C case temperature and a maximum on-resistance of 1.9Ω at VGS = 10 V. The device includes avalanche testing, low gate charge (typical 35 nC), and low reverse transfer capacitance (typical 12 pF). It operates within a junction temperature range of -55 to +150°C and utilizes a TO-3P package.

Single FETs, MOSFETs Feature Summary

• Utilizes proprietary planar stripe DMOS technology for minimized on-state resistance and superior switching performance.
• Capable of withstanding high energy pulses in avalanche and commutation modes.
• Features improved dv/dt capability and fast switching characteristics.

Single FETs, MOSFETs Applications

• High efficiency switch mode power supplies

Single FETs, MOSFETs Procurement Notes

Verify the manufacturer origin, as this component was originally produced by Fairchild Semiconductor before its acquisition by onsemi. Confirm that the specific unit matches the original datasheet specifications regarding voltage ratings and thermal characteristics. Ensure the TO-3P package dimensions align with your board layout requirements.

Single FETs, MOSFETs Selection Notes

Select this component for applications requiring high voltage blocking capabilities up to 900V. Consider the thermal resistance parameters when designing heat dissipation solutions. Evaluate the gate charge and capacitance values against your switching frequency requirements to ensure optimal drive circuit compatibility.

Single FETs, MOSFETs Part Context

This part belongs to the QFET series of power MOSFETs designed for robust performance in demanding power electronics environments. The TO-3P through-hole package provides mechanical stability and efficient heat transfer to external heatsinks, suitable for industrial and commercial power conversion systems.

Single FETs, MOSFETs Replacement Considerations

Check for equivalents such as the FQA9N90C or FQA11N90C from the same family, noting differences in current ratings and on-resistance. Verify pinout compatibility and thermal management requirements before substituting.