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AUIRFS8408 is listed in the Single FETs, MOSFETs range at ChipApex. The manufacturer field lists International Rectifier. Its product description is AUTOMOTIVE HEXFET N CHANNEL. Review the specifications below when checking this part for your BOM.
Single FETs, MOSFETs specifications for AUIRFS8408
- Description：AUTOMOTIVE HEXFET N CHANNEL
- Series：HEXFET®
- Mfr：International Rectifier
- Package：Bulk
- FET Type：N-Channel
- Technology：MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss)：40 V
- Current - Continuous Drain (Id) @ 25°C：195A (Tc)
- Drive Voltage (Max Rds On, Min Rds On)：10V
- Rds On (Max) @ Id, Vgs：1.6mOhm @ 100A, 10V
- Vgs(th) (Max) @ Id：3.9V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs：324 nC @ 10 V
- Vgs (Max)：±20V
- Input Capacitance (Ciss) (Max) @ Vds：10820 pF @ 25 V
- FET Feature：-
- Power Dissipation (Max)：294W (Tc)
- Operating Temperature：-55°C ~ 175°C (TJ)
- Grade：Automotive
- Qualification：AEC-Q101
- Mounting Type：Surface Mount
- Supplier Device Package：D2PAK
- Package / Case：TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Single FETs, MOSFETs datasheet and documents for AUIRFS8408
Single FETs, MOSFETs Overview
The AUIRFS8408 is an automotive-grade N-channel CoolIRFET power MOSFET manufactured by Infineon Technologies. It features a 40V drain-source voltage rating and a typical on-resistance of 1.3mΩ. The device supports a continuous drain current of 195A and handles up to 294W of power dissipation. It operates within a junction temperature range of -55°C to +175°C and utilizes the TO-263-7 package.
Single FETs, MOSFETs Feature Summary
- Automotive qualified to AEC-Q101 standards for high reliability in vehicle environments
- Advanced process technology enables ultra-low on-resistance per silicon area
- Capable of repetitive avalanche operation up to maximum junction temperature
Single FETs, MOSFETs Applications
- Electric power steering systems
- Battery switch applications
- Start/stop micro hybrid systems
- Heavy load switching circuits
- DC-DC converter modules
Single FETs, MOSFETs Procurement Notes
Verify the specific suffix (e.g., -7TRL) against the required packaging format, as standard tubes differ from tape and reel configurations. Confirm RoHS compliance status with the manufacturer, noting that exemptions may apply to certain automotive specifications. Ensure the component meets the exact thermal and electrical requirements for the target application before finalizing procurement.
Single FETs, MOSFETs Selection Notes
Select this component when designing for automotive environments requiring robust performance under high current loads. The 40V rating suits low-voltage DC distribution systems. Consider the TO-263-7 package for its balance of thermal management and surface-mount convenience. Verify gate charge parameters against driver capabilities to ensure optimal switching efficiency.
Single FETs, MOSFETs Part Context
This part belongs to the COOLiRFET family, which integrates advanced processing techniques to minimize resistance while maintaining ruggedness. It serves as an automotive-grade alternative to standard HEXFET devices, offering improved reliability for critical vehicle electronics such as power steering and engine control units.
Single FETs, MOSFETs Replacement Considerations
The AUIRFS8408-7TRL is a verified tape-and-reel variant of this component. Direct substitution requires matching the package type and verifying that the replacement meets the same AEC-Q101 qualification standards.
Explore related parts through FETs, MOSFETs, Transistors, Discrete Semiconductor Products, all product categories.
