APT58MJ50J

Single FETs, MOSFETs Overview

The APT58MJ50J is a single N-channel Power MOSFET module from the POWER MOS 8 ISOTOP series, manufactured by Microchip Technology. It features a 500V drain-source breakdown voltage and supports a continuous drain current of 58A. The device exhibits a maximum on-resistance of 65 mΩ at room temperature. Electrical characteristics include a gate threshold voltage of 3V, with an operating range for gate-source voltage between -30V and +30V. Switching performance specifies typical turn-on delay of 60ns, turn-off delay of 155ns, rise time of 70ns, and fall time of 50ns. The component is housed in a SOT-227-4 package, designed for screw mounting, and offers a power dissipation capacity of 543W within a junction temperature range of -40°C to +150°C.

Single FETs, MOSFETs Feature Summary

• Utilizes ISOTOP technology for direct thermal coupling to heatsinks via the drain terminal.
• Features a rugged silicon planar structure optimized for high-voltage switching applications.
• Provides low on-state resistance to minimize conduction losses in power circuits.

Single FETs, MOSFETs Applications

• High-frequency switch-mode power supplies
• DC-to-AC motor drives and inverters
• Industrial power control systems

Single FETs, MOSFETs Procurement Notes

Verify the specific suffix against official datasheets to confirm exact electrical tolerances and packaging variations. Confirm RoHS compliance status through manufacturer documentation prior to integration. Ensure thermal interface materials are compatible with the ISOTOP package design for optimal heat transfer. Validate that the supply chain source provides authentic Microchip Technology components to avoid counterfeit risks.

Single FETs, MOSFETs Selection Notes

Select this component when high voltage isolation and efficient thermal management are required. The ISOTOP package allows for direct mounting without insulating washers, simplifying assembly. Compare the 58A current rating and 65mΩ resistance against system load requirements. Consider the switching speeds for EMI constraints in sensitive environments.

Single FETs, MOSFETs Part Context

This part belongs to the POWER MOS 8 family, representing an evolution in silicon planar MOSFET technology. It succeeds earlier generations by offering improved ruggedness and lower on-resistance. The ISOTOP variant specifically addresses thermal bottleneck issues found in traditional packages by exposing the die backside directly.

Single FETs, MOSFETs Replacement Considerations

The APT58M50JU3 is a verified substitute within the same product line. Verify pinout compatibility and thermal specifications before swapping. Other variants in the APT58M50J series may differ in suffix codes affecting packaging or testing standards.