APT42F50S

Single FETs, MOSFETs Overview

The APT42F50S is a single N-channel Power MOS 8 Fast Recovery Epitaxial Diode (FREDFET) MOSFET manufactured by Microchip Technology. It utilizes silicon technology and is housed in a D3PAK-3 surface-mount package. The device features a drain-source breakdown voltage of 500 V and supports a continuous drain current of 30 A. Key electrical characteristics include a maximum on-resistance of 190 mΩ, a gate-source voltage range of ±30 V, and a threshold voltage of 2.5 V. The component has a gate charge of 115 nC and can dissipate up to 415 W of power. It operates within a temperature range of -55°C to +150°C junction temperature.

Single FETs, MOSFETs Feature Summary

• Integrates a fast recovery epitaxial diode with the MOSFET for efficient switching applications.
• Utilizes Power MOS 8 technology to achieve low on-resistance and high current handling capabilities.
• Designed for surface-mount installation using the D3PAK-3 package format.

Single FETs, MOSFETs Applications

• High-frequency power conversion circuits
• Induction heating systems
• Uninterruptible power supplies (UPS)
• DC-DC converter topologies

Single FETs, MOSFETs Procurement Notes

Verify the specific suffix codes against official Microchip documentation to ensure correct pinout and thermal specifications. Confirm RoHS compliance status through the manufacturer's latest datasheet or environmental declaration. Cross-reference the D3PAK-3 package dimensions with your PCB footprint library to guarantee mechanical compatibility during assembly.

Single FETs, MOSFETs Selection Notes

Select this component when a 500 V rating and 30 A continuous current capacity are required in a surface-mount form factor. Consider the 190 mΩ on-resistance for conduction loss calculations and the 115 nC gate charge for driver selection. Ensure the application environment stays within the specified -55°C to +150°C operating temperature range for reliable performance.

Single FETs, MOSFETs Part Context

This part belongs to the APT series of FREDFET MOSFETs from Microchip Technology, which combines MOSFET switching with fast recovery diode functionality. The series is designed for hard-switching applications where reduced reverse recovery charge improves efficiency. The APT42F50S specifically targets medium-power applications requiring robust voltage ratings and surface-mount convenience.

Single FETs, MOSFETs Replacement Considerations

Consult official substitution guides for equivalent 500 V, 30 A N-channel MOSFETs in D3PAK packages. Verify that any alternative part matches the critical parameters of 190 mΩ Rds(on), 115 nC Qg, and similar thermal resistance values to maintain circuit performance.