AUIRF9Z34N

Single FETs, MOSFETs Overview

The AUIRF9Z34N is a P-channel power MOSFET from the HEXFET series, manufactured by Infineon Technologies (formerly International Rectifier). It features a 55V drain-source voltage rating and a continuous drain current of -19A. The device exhibits a maximum on-resistance of 0.10Ω at Vgs = -10V. It operates within a temperature range of -55°C to +175°C and dissipates up to 68W. The component utilizes advanced planar technology for low on-resistance per silicon area and includes dynamic dv/dt ratings.

Single FETs, MOSFETs Feature Summary

• Automotive qualified with built-in diode structure
• Advanced planar technology for low on-resistance
• Fully avalanche rated with repetitive avalanche allowance

Single FETs, MOSFETs Applications

• Automotive power switching applications
• Industrial load switching
• Motor control circuits

Single FETs, MOSFETs Procurement Notes

Verify the manufacturer designation as Infineon Technologies, noting the historical association with International Rectifier. Confirm the specific suffix 'AU' indicates automotive qualification status. Ensure the package type matches the TO-220AB form factor required for the design. Check RoHS compliance status against the specific production batch documentation.

Single FETs, MOSFETs Selection Notes

Select this component for designs requiring robust P-channel switching with high thermal stability. The TO-220AB package facilitates effective heat dissipation for moderate power levels. Verify that the gate drive voltage aligns with the specified threshold characteristics. Consider the avalanche energy rating if inductive loads are present in the circuit topology.

Single FETs, MOSFETs Part Context

This part belongs to the fifth-generation HEXFET Power MOSFET family. These devices utilize advanced processing techniques to achieve low on-resistance. The series is known for fast switching speeds and ruggedized device design. The TO-220 package is widely accepted in commercial and industrial applications for its balance of thermal resistance and cost efficiency.

Single FETs, MOSFETs Replacement Considerations

IRF9Z34N: Standard commercial grade equivalent without automotive qualification. IRF9Z34NS: Surface mount DPAK variant with identical electrical specifications.