APT50M75JLLU3

Single FETs, MOSFETs Overview

The APT50M75JLLU3 is a single N-channel silicon MOSFET module from the POWER MOS 7 series, manufactured by Microchip Technology. It utilizes a screw-mount SOT-227 (miniBLOC) package designed for high-power applications. The device features a drain-source breakdown voltage of 500 V and a maximum continuous drain current of 71 A at case temperature. Its on-resistance is specified at 75 mΩ under standard test conditions. The gate-source voltage range extends from -30 V to +30 V, with a threshold voltage typically around 3 V. It supports a junction temperature up to 150°C and offers a power dissipation rating of 595 W at case temperature.

Single FETs, MOSFETs Feature Summary

• Utilizes POWER MOS 7 technology for optimized switching performance and low conduction losses.
• Features an ISOTOP® or miniBLOC insulated base design for efficient thermal management and electrical isolation.
• Designed for screw-mount installation to facilitate robust mechanical connection and heat sinking.

Single FETs, MOSFETs Applications

• High-frequency DC-DC converters
• Motor drive inverters
• Uninterruptible power supplies (UPS)
• Induction heating systems

Single FETs, MOSFETs Procurement Notes

Verify the specific suffix JLLU3 against the manufacturer's latest datasheet to confirm pinout compatibility and thermal interface specifications. Ensure that the ordering documentation explicitly references the SOT-227 package variant. Cross-reference the part number with official Microchip distribution channels to avoid counterfeit components. Confirm RoHS compliance status through the product compliance database before integration into regulated assemblies.

Single FETs, MOSFETs Selection Notes

Select this component when a 500 V rated single N-channel MOSFET with moderate on-resistance is required in a screw-mountable package. Compare the 71 A current rating and 75 mΩ resistance against system thermal constraints. Evaluate the SOT-227 footprint against available PCB or chassis mounting space. Consider the 150°C junction temperature limit for high-ambient environments. Verify gate charge requirements against the driver capability for optimal switching efficiency.

Single FETs, MOSFETs Part Context

This module belongs to the APT50M series of discrete power MOSFETs, which are engineered for general-purpose power switching. The series includes variants with different on-resistances and packaging options, such as TO-247 and ISOTOP styles. The APT50M75JLLU3 specifically targets applications requiring a balance between voltage handling and current capacity in a compact, thermally efficient form factor suitable for industrial power electronics.

Single FETs, MOSFETs Replacement Considerations

Direct substitutes include other APT50M series parts with similar voltage and current ratings, such as APT50M50JLL or APT50M65JLL, provided the on-resistance and package dimensions match the design requirements. Verify that any replacement maintains the same SOT-227/ISOTOP pinout and thermal characteristics to ensure compatibility with existing heatsinking solutions.