APT50M38JFLL

Single FETs, MOSFETs Overview

The APT50M38JFLL is a single N-Channel Power MOS 7 FREDFET manufactured by Microchip Technology. It utilizes silicon technology and features an SOT-227-4 (miniBLOC) package designed for screw mount installation. The device specifies a drain-source breakdown voltage of 500 V and a continuous drain current of 38 A at case temperature. Key electrical parameters include a maximum on-resistance of 38 mΩ, a gate-source voltage range of ±30 V, and a power dissipation rating of 460 W. Operating temperatures span from -55°C to +150°C junction.

Single FETs, MOSFETs Feature Summary

• Power MOS 7 architecture combines low conduction losses with fast switching speeds via a patented metal gate structure.
• Integrated fast recovery body diode supports high-frequency operation and inductive load switching.
• Optimized gate charge and capacitance characteristics facilitate easier driver requirements and reduced Miller effect.

Single FETs, MOSFETs Applications

• High-efficiency DC-DC converters
• Motor control drives
• Induction heating systems

Single FETs, MOSFETs Procurement Notes

Verify the manufacturer designation carefully, as this part number originates from Advanced Power Technology (APT) and may be listed under legacy Microsemi or Microchip branding depending on the distributor source. Confirm the specific suffix 'JFLL' matches the required pinout and thermal pad configuration for your PCB layout. Ensure the sourcing channel provides valid RoHS compliance documentation consistent with the current manufacturing site.

Single FETs, MOSFETs Selection Notes

Select this component when a balance between moderate current handling and ultra-low switching losses is required. The 38 mΩ on-resistance offers lower conduction loss compared to higher resistance variants, while the Power MOS 7 technology reduces dynamic losses significantly. Consider the SOT-227 package constraints regarding thermal management and mounting torque specifications during the design phase.

Single FETs, MOSFETs Part Context

This device belongs to the Power MOS 7 family of superjunction MOSFETs. It represents a generation of devices engineered to minimize both RDS(on) and gate charge simultaneously. The miniBLOC form factor allows for robust mechanical mounting and efficient heat transfer to heatsinks in industrial power electronics applications.

Single FETs, MOSFETs Replacement Considerations

Direct substitutes within the same series include APT50M50JFLL and APT50M75JFLL, which share identical packaging and pinouts but offer different on-resistance values. Cross-brand replacements require verification of pin compatibility and thermal performance metrics.